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Revision 2:14a5d6ad92d5, committed 2016-01-05
- Comitter:
- mluis
- Date:
- Tue Jan 05 16:41:54 2016 +0000
- Parent:
- 1:91e4e6c60d1e
- Child:
- 3:b9d87593a8ae
- Commit message:
- Synchronized with https://github.com/Lora-net/LoRaMac-node git revision a2226468d470eceb251338e1acfb24cfd121effa
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/LoRaMac-api-v3.cpp Tue Jan 05 16:41:54 2016 +0000
@@ -0,0 +1,626 @@
+/*
+ / _____) _ | |
+( (____ _____ ____ _| |_ _____ ____| |__
+ \____ \| ___ | (_ _) ___ |/ ___) _ \
+ _____) ) ____| | | || |_| ____( (___| | | |
+(______/|_____)_|_|_| \__)_____)\____)_| |_|
+ (C)2013 Semtech
+ ___ _____ _ ___ _ _____ ___ ___ ___ ___
+/ __|_ _/_\ / __| |/ / __/ _ \| _ \/ __| __|
+\__ \ | |/ _ \ (__| ' <| _| (_) | / (__| _|
+|___/ |_/_/ \_\___|_|\_\_| \___/|_|_\\___|___|
+embedded.connectivity.solutions===============
+
+Description: LoRa MAC layer implementation
+
+License: Revised BSD License, see LICENSE.TXT file include in the project
+
+Maintainer: Miguel Luis ( Semtech ), Gregory Cristian ( Semtech ) and Daniel Jäckle ( STACKFORCE )
+*/
+#include "board.h"
+
+#include "LoRaMac-api-v3.h"
+#include "LoRaMacTest.h"
+
+/*!
+ * Extern function declarations.
+ */
+extern LoRaMacStatus_t Send( LoRaMacHeader_t *macHdr, uint8_t fPort,
+ void *fBuffer, uint16_t fBufferSize );
+extern LoRaMacStatus_t PrepareFrame( LoRaMacHeader_t *macHdr, LoRaMacFrameCtrl_t *fCtrl,
+ uint8_t fPort, void *fBuffer, uint16_t fBufferSize );
+extern LoRaMacStatus_t SendFrameOnChannel( ChannelParams_t channel );
+extern uint32_t LoRaMacState;
+extern LoRaMacFlags_t LoRaMacFlags;
+
+/*!
+ * Static variables
+ */
+static LoRaMacEventFlags_t LoRaMacEventFlags;
+static LoRaMacEventInfo_t LoRaMacEventInfo;
+static LoRaMacPrimitives_t LoRaMacPrimitives;
+static LoRaMacCallback_t LoRaMacCallback;
+static LoRaMacCallbacks_t LoRaMacCallbacks;
+
+/*!
+ * \brief MCPS-Confirm event function
+ *
+ * \param [IN] mcpsConfirm - Pointer to the confirm structure,
+ * containing confirm attributes.
+ */
+static void McpsConfirm( McpsConfirm_t *mcpsConfirm )
+{
+ LoRaMacEventInfo.Status = mcpsConfirm->Status;
+ LoRaMacEventFlags.Bits.Tx = 1;
+
+ LoRaMacEventInfo.TxDatarate = mcpsConfirm->Datarate;
+ LoRaMacEventInfo.TxNbRetries = mcpsConfirm->NbRetries;
+ LoRaMacEventInfo.TxAckReceived = mcpsConfirm->AckReceived;
+
+ if( ( LoRaMacFlags.Bits.McpsInd != 1 ) && ( LoRaMacFlags.Bits.MlmeReq != 1 ) )
+ {
+ LoRaMacCallbacks.MacEvent( &LoRaMacEventFlags, &LoRaMacEventInfo );
+ LoRaMacEventFlags.Value = 0;
+ }
+}
+
+/*!
+ * \brief MCPS-Indication event function
+ *
+ * \param [IN] mcpsIndication - Pointer to the indication structure,
+ * containing indication attributes.
+ */
+static void McpsIndication( McpsIndication_t *mcpsIndication )
+{
+ LoRaMacEventInfo.Status = mcpsIndication->Status;
+ LoRaMacEventFlags.Bits.Rx = 1;
+ LoRaMacEventFlags.Bits.RxSlot = mcpsIndication->RxSlot;
+ LoRaMacEventFlags.Bits.Multicast = mcpsIndication->Multicast;
+ if( mcpsIndication->RxData == true )
+ {
+ LoRaMacEventFlags.Bits.RxData = 1;
+ }
+
+ LoRaMacEventInfo.RxPort = mcpsIndication->Port;
+ LoRaMacEventInfo.RxBuffer = mcpsIndication->Buffer;
+ LoRaMacEventInfo.RxBufferSize = mcpsIndication->BufferSize;
+ LoRaMacEventInfo.RxRssi = mcpsIndication->Rssi;
+ LoRaMacEventInfo.RxSnr = mcpsIndication->Snr;
+
+ LoRaMacCallbacks.MacEvent( &LoRaMacEventFlags, &LoRaMacEventInfo );
+ LoRaMacEventFlags.Value = 0;
+}
+
+/*!
+ * \brief MLME-Confirm event function
+ *
+ * \param [IN] mlmeConfirm - Pointer to the confirm structure,
+ * containing confirm attributes.
+ */
+static void MlmeConfirm( MlmeConfirm_t *mlmeConfirm )
+{
+ if( mlmeConfirm->Status == LORAMAC_EVENT_INFO_STATUS_OK )
+ {
+ switch( mlmeConfirm->MlmeRequest )
+ {
+ case MLME_JOIN:
+ {
+ // Status is OK, node has joined the network
+ LoRaMacEventInfo.Status = mlmeConfirm->Status;
+ LoRaMacEventFlags.Bits.Tx = 1;
+ LoRaMacEventFlags.Bits.Rx = 1;
+ LoRaMacEventFlags.Bits.JoinAccept = 1;
+ break;
+ }
+ case MLME_LINK_CHECK:
+ {
+ LoRaMacEventFlags.Bits.Tx = 1;
+ LoRaMacEventFlags.Bits.Rx = 1;
+ LoRaMacEventFlags.Bits.LinkCheck = 1;
+
+ LoRaMacEventInfo.DemodMargin = mlmeConfirm->DemodMargin;
+ LoRaMacEventInfo.NbGateways = mlmeConfirm->NbGateways;
+ break;
+ }
+ default:
+ break;
+ }
+ }
+
+ if( LoRaMacFlags.Bits.McpsInd != 1 )
+ {
+ LoRaMacCallbacks.MacEvent( &LoRaMacEventFlags, &LoRaMacEventInfo );
+ LoRaMacEventFlags.Value = 0;
+ }
+}
+
+void LoRaMacInit( LoRaMacCallbacks_t *callbacks )
+{
+ LoRaMacPrimitives.MacMcpsConfirm = McpsConfirm;
+ LoRaMacPrimitives.MacMcpsIndication = McpsIndication;
+ LoRaMacPrimitives.MacMlmeConfirm = MlmeConfirm;
+
+ LoRaMacCallbacks.MacEvent = callbacks->MacEvent;
+ LoRaMacCallbacks.GetBatteryLevel = callbacks->GetBatteryLevel;
+ LoRaMacCallback.GetBatteryLevel = callbacks->GetBatteryLevel;
+
+ LoRaMacInitialization( &LoRaMacPrimitives, &LoRaMacCallback );
+}
+
+void LoRaMacSetAdrOn( bool enable )
+{
+ MibRequestConfirm_t mibSet;
+
+ mibSet.Type = MIB_ADR;
+ mibSet.Param.AdrEnable = enable;
+
+ LoRaMacMibSetRequestConfirm( &mibSet );
+}
+
+void LoRaMacInitNwkIds( uint32_t netID, uint32_t devAddr, uint8_t *nwkSKey, uint8_t *appSKey )
+{
+ MibRequestConfirm_t mibSet;
+
+ mibSet.Type = MIB_NET_ID;
+ mibSet.Param.NetID = netID;
+
+ LoRaMacMibSetRequestConfirm( &mibSet );
+
+ mibSet.Type = MIB_DEV_ADDR;
+ mibSet.Param.DevAddr = devAddr;
+
+ LoRaMacMibSetRequestConfirm( &mibSet );
+
+ mibSet.Type = MIB_NWK_SKEY;
+ mibSet.Param.NwkSKey = nwkSKey;
+
+ LoRaMacMibSetRequestConfirm( &mibSet );
+
+ mibSet.Type = MIB_APP_SKEY;
+ mibSet.Param.AppSKey = appSKey;
+
+ LoRaMacMibSetRequestConfirm( &mibSet );
+
+ mibSet.Type = MIB_NETWORK_JOINED;
+ mibSet.Param.IsNetworkJoined = true;
+
+ LoRaMacMibSetRequestConfirm( &mibSet );
+}
+
+void LoRaMacMulticastChannelAdd( MulticastParams_t *channelParam )
+{
+ LoRaMacMulticastChannelLink( channelParam );
+}
+
+void LoRaMacMulticastChannelRemove( MulticastParams_t *channelParam )
+{
+ LoRaMacMulticastChannelUnlink( channelParam );
+}
+
+uint8_t LoRaMacJoinReq( uint8_t *devEui, uint8_t *appEui, uint8_t *appKey )
+{
+ MlmeReq_t mlmeRequest;
+ uint8_t status;
+
+ mlmeRequest.Type = MLME_JOIN;
+ mlmeRequest.Req.Join.AppEui = appEui;
+ mlmeRequest.Req.Join.AppKey = appKey;
+ mlmeRequest.Req.Join.DevEui = devEui;
+
+ switch( LoRaMacMlmeRequest( &mlmeRequest ) )
+ {
+ case LORAMAC_STATUS_OK:
+ {
+ status = 0;
+ break;
+ }
+ case LORAMAC_STATUS_BUSY:
+ {
+ status = 1;
+ break;
+ }
+ case LORAMAC_STATUS_NO_NETWORK_JOINED:
+ {
+ status = 2;
+ break;
+ }
+ case LORAMAC_STATUS_LENGTH_ERROR:
+ case LORAMAC_STATUS_MAC_CMD_LENGTH_ERROR:
+ {
+ status = 3;
+ break;
+ }
+ case LORAMAC_STATUS_SERVICE_UNKNOWN:
+ {
+ status = 4;
+ break;
+ }
+ case LORAMAC_STATUS_DEVICE_OFF:
+ {
+ status = 6;
+ break;
+ }
+ default:
+ {
+ status = 1;
+ break;
+ }
+ }
+
+ return status;
+}
+
+uint8_t LoRaMacLinkCheckReq( void )
+{
+ MlmeReq_t mlmeRequest;
+ uint8_t status;
+
+ mlmeRequest.Type = MLME_LINK_CHECK;
+
+ switch( LoRaMacMlmeRequest( &mlmeRequest ) )
+ {
+ case LORAMAC_STATUS_OK:
+ {
+ status = 0;
+ break;
+ }
+ case LORAMAC_STATUS_SERVICE_UNKNOWN:
+ {
+ status = 1;
+ break;
+ }
+ default:
+ {
+ status = 1;
+ break;
+ }
+ }
+
+ return status;
+}
+
+uint8_t LoRaMacSendFrame( uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
+{
+ MibRequestConfirm_t mibGet;
+ McpsReq_t mcpsRequest;
+ uint8_t retStatus;
+
+ memset1( ( uint8_t* )&LoRaMacEventInfo, 0, sizeof( LoRaMacEventInfo ) );
+
+ mibGet.Type = MIB_CHANNELS_DATARATE;
+ LoRaMacMibGetRequestConfirm( &mibGet );
+
+ mcpsRequest.Type = MCPS_UNCONFIRMED;
+ mcpsRequest.Req.Unconfirmed.fBuffer = fBuffer;
+ mcpsRequest.Req.Unconfirmed.fBufferSize = fBufferSize;
+ mcpsRequest.Req.Unconfirmed.fPort = fPort;
+ mcpsRequest.Req.Unconfirmed.Datarate = mibGet.Param.ChannelsDatarate;
+
+ switch( LoRaMacMcpsRequest( &mcpsRequest ) )
+ {
+ case LORAMAC_STATUS_OK:
+ retStatus = 0U;
+ break;
+ case LORAMAC_STATUS_BUSY:
+ retStatus = 1U;
+ break;
+ case LORAMAC_STATUS_NO_NETWORK_JOINED:
+ retStatus = 2U;
+ break;
+ case LORAMAC_STATUS_LENGTH_ERROR:
+ case LORAMAC_STATUS_MAC_CMD_LENGTH_ERROR:
+ retStatus = 3U;
+ break;
+ case LORAMAC_STATUS_SERVICE_UNKNOWN:
+ retStatus = 4U;
+ break;
+ case LORAMAC_STATUS_DEVICE_OFF:
+ retStatus = 6U;
+ break;
+ default:
+ retStatus = 1U;
+ break;
+ }
+
+ return retStatus;
+}
+
+uint8_t LoRaMacSendConfirmedFrame( uint8_t fPort, void *fBuffer, uint16_t fBufferSize, uint8_t nbRetries )
+{
+ MibRequestConfirm_t mibGet;
+ McpsReq_t mcpsRequest;
+ uint8_t retStatus;
+
+ memset1( ( uint8_t* )&LoRaMacEventInfo, 0, sizeof( LoRaMacEventInfo ) );
+
+ mibGet.Type = MIB_CHANNELS_DATARATE;
+ LoRaMacMibGetRequestConfirm( &mibGet );
+
+ mcpsRequest.Type = MCPS_CONFIRMED;
+ mcpsRequest.Req.Confirmed.fBuffer = fBuffer;
+ mcpsRequest.Req.Confirmed.fBufferSize = fBufferSize;
+ mcpsRequest.Req.Confirmed.fPort = fPort;
+ mcpsRequest.Req.Confirmed.nbRetries = nbRetries;
+ mcpsRequest.Req.Confirmed.Datarate = mibGet.Param.ChannelsDatarate;
+
+ switch( LoRaMacMcpsRequest( &mcpsRequest ) )
+ {
+ case LORAMAC_STATUS_OK:
+ retStatus = 0U;
+ break;
+ case LORAMAC_STATUS_BUSY:
+ retStatus = 1U;
+ break;
+ case LORAMAC_STATUS_NO_NETWORK_JOINED:
+ retStatus = 2U;
+ break;
+ case LORAMAC_STATUS_LENGTH_ERROR:
+ case LORAMAC_STATUS_MAC_CMD_LENGTH_ERROR:
+ retStatus = 3U;
+ break;
+ case LORAMAC_STATUS_SERVICE_UNKNOWN:
+ retStatus = 4U;
+ break;
+ case LORAMAC_STATUS_DEVICE_OFF:
+ retStatus = 6U;
+ break;
+ default:
+ retStatus = 1U;
+ break;
+ }
+
+ return retStatus;
+}
+
+uint8_t LoRaMacSend( LoRaMacHeader_t *macHdr, uint8_t *fOpts, uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
+{
+ uint8_t retStatus;
+
+ memset1( ( uint8_t* ) &LoRaMacEventInfo, 0, sizeof( LoRaMacEventInfo ) );
+
+ switch( Send( macHdr, fPort, fBuffer, fBufferSize ) )
+ {
+ case LORAMAC_STATUS_OK:
+ retStatus = 0U;
+ break;
+ case LORAMAC_STATUS_BUSY:
+ retStatus = 1U;
+ break;
+ case LORAMAC_STATUS_NO_NETWORK_JOINED:
+ retStatus = 2U;
+ break;
+ case LORAMAC_STATUS_LENGTH_ERROR:
+ case LORAMAC_STATUS_MAC_CMD_LENGTH_ERROR:
+ retStatus = 3U;
+ break;
+ case LORAMAC_STATUS_SERVICE_UNKNOWN:
+ retStatus = 4U;
+ break;
+ case LORAMAC_STATUS_DEVICE_OFF:
+ retStatus = 6U;
+ break;
+ default:
+ retStatus = 1U;
+ break;
+ }
+
+ return retStatus;
+}
+
+uint8_t LoRaMacPrepareFrame( ChannelParams_t channel,LoRaMacHeader_t *macHdr, LoRaMacFrameCtrl_t *fCtrl, uint8_t *fOpts, uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
+{
+ uint8_t retStatus;
+
+ switch( PrepareFrame( macHdr, fCtrl, fPort, fBuffer, fBufferSize ) )
+ {
+ case LORAMAC_STATUS_OK:
+ retStatus = 0U;
+ break;
+ case LORAMAC_STATUS_BUSY:
+ retStatus = 1U;
+ break;
+ case LORAMAC_STATUS_NO_NETWORK_JOINED:
+ retStatus = 2U;
+ break;
+ case LORAMAC_STATUS_LENGTH_ERROR:
+ case LORAMAC_STATUS_MAC_CMD_LENGTH_ERROR:
+ retStatus = 3U;
+ break;
+ case LORAMAC_STATUS_SERVICE_UNKNOWN:
+ retStatus = 4U;
+ break;
+ default:
+ retStatus = 1U;
+ break;
+ }
+
+ return retStatus;
+}
+
+uint8_t LoRaMacSendFrameOnChannel( ChannelParams_t channel )
+{
+ memset1( ( uint8_t* ) &LoRaMacEventInfo, 0, sizeof( LoRaMacEventInfo ) );
+
+ SendFrameOnChannel( channel );
+
+ /* SendFrameOnChannel has always status "OK" */
+ return 0;
+}
+
+uint8_t LoRaMacSendOnChannel( ChannelParams_t channel, LoRaMacHeader_t *macHdr, LoRaMacFrameCtrl_t *fCtrl, uint8_t *fOpts, uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
+{
+ uint8_t status = 0;
+
+ if( ( LoRaMacState & 0x00000001 ) == 0x00000001 )
+ {
+ return 1; // MAC is busy transmitting a previous frame
+ }
+
+ status = LoRaMacPrepareFrame( channel, macHdr, fCtrl, fOpts, fPort, fBuffer, fBufferSize );
+ if( status != 0 )
+ {
+ return status;
+ }
+
+ LoRaMacEventInfo.TxNbRetries = 0;
+ LoRaMacEventInfo.TxAckReceived = false;
+
+ return LoRaMacSendFrameOnChannel( channel );
+}
+
+void LoRaMacSetDeviceClass( DeviceClass_t deviceClass )
+{
+ MibRequestConfirm_t mibSet;
+
+ mibSet.Type = MIB_DEVICE_CLASS;
+ mibSet.Param.Class = deviceClass;
+
+ LoRaMacMibSetRequestConfirm( &mibSet );
+}
+
+void LoRaMacSetPublicNetwork( bool enable )
+{
+ MibRequestConfirm_t mibSet;
+
+ mibSet.Type = MIB_PUBLIC_NETWORK;
+ mibSet.Param.EnablePublicNetwork = enable;
+
+ LoRaMacMibSetRequestConfirm( &mibSet );
+}
+
+void LoRaMacSetDutyCycleOn( bool enable )
+{
+ LoRaMacTestSetDutyCycleOn( enable );
+}
+
+void LoRaMacSetChannel( uint8_t id, ChannelParams_t params )
+{
+ LoRaMacChannelAdd( id, params );
+}
+
+void LoRaMacSetRx2Channel( Rx2ChannelParams_t param )
+{
+ MibRequestConfirm_t mibSet;
+
+ mibSet.Type = MIB_RX2_CHANNEL;
+ mibSet.Param.Rx2Channel = param;
+
+ LoRaMacMibSetRequestConfirm( &mibSet );
+}
+
+void LoRaMacSetChannelsMask( uint16_t *mask )
+{
+ MibRequestConfirm_t mibSet;
+
+ mibSet.Type = MIB_CHANNELS_MASK;
+ mibSet.Param.ChannelsMask = mask;
+
+ LoRaMacMibSetRequestConfirm( &mibSet );
+}
+
+void LoRaMacSetChannelsNbRep( uint8_t nbRep )
+{
+ MibRequestConfirm_t mibSet;
+
+ mibSet.Type = MIB_CHANNELS_NB_REP;
+ mibSet.Param.ChannelNbRep = nbRep;
+
+ LoRaMacMibSetRequestConfirm( &mibSet );
+}
+
+void LoRaMacSetMaxRxWindow( uint32_t delay )
+{
+ MibRequestConfirm_t mibSet;
+
+ mibSet.Type = MIB_MAX_RX_WINDOW_DURATION;
+ mibSet.Param.MaxRxWindow = delay;
+
+ LoRaMacMibSetRequestConfirm( &mibSet );
+}
+
+void LoRaMacSetReceiveDelay1( uint32_t delay )
+{
+ MibRequestConfirm_t mibSet;
+
+ mibSet.Type = MIB_RECEIVE_DELAY_1;
+ mibSet.Param.ReceiveDelay1 = delay;
+
+ LoRaMacMibSetRequestConfirm( &mibSet );
+}
+
+void LoRaMacSetReceiveDelay2( uint32_t delay )
+{
+ MibRequestConfirm_t mibSet;
+
+ mibSet.Type = MIB_RECEIVE_DELAY_2;
+ mibSet.Param.ReceiveDelay2 = delay;
+
+ LoRaMacMibSetRequestConfirm( &mibSet );
+}
+
+void LoRaMacSetJoinAcceptDelay1( uint32_t delay )
+{
+ MibRequestConfirm_t mibSet;
+
+ mibSet.Type = MIB_JOIN_ACCEPT_DELAY_1;
+ mibSet.Param.JoinAcceptDelay1 = delay;
+
+ LoRaMacMibSetRequestConfirm( &mibSet );
+}
+
+void LoRaMacSetJoinAcceptDelay2( uint32_t delay )
+{
+ MibRequestConfirm_t mibSet;
+
+ mibSet.Type = MIB_JOIN_ACCEPT_DELAY_2;
+ mibSet.Param.JoinAcceptDelay2 = delay;
+
+ LoRaMacMibSetRequestConfirm( &mibSet );
+}
+
+void LoRaMacSetChannelsDatarate( int8_t datarate )
+{
+ MibRequestConfirm_t mibSet;
+
+ mibSet.Type = MIB_CHANNELS_DATARATE;
+ mibSet.Param.ChannelsDatarate = datarate;
+
+ LoRaMacMibSetRequestConfirm( &mibSet );
+}
+
+void LoRaMacSetChannelsTxPower( int8_t txPower )
+{
+ MibRequestConfirm_t mibSet;
+
+ mibSet.Type = MIB_CHANNELS_TX_POWER;
+ mibSet.Param.ChannelsTxPower = txPower;
+
+ LoRaMacMibSetRequestConfirm( &mibSet );
+}
+
+uint32_t LoRaMacGetUpLinkCounter( void )
+{
+ MibRequestConfirm_t mibGet;
+
+ mibGet.Type = MIB_UPLINK_COUNTER;
+
+ LoRaMacMibGetRequestConfirm( &mibGet );
+
+ return mibGet.Param.UpLinkCounter;
+}
+
+uint32_t LoRaMacGetDownLinkCounter( void )
+{
+ MibRequestConfirm_t mibGet;
+
+ mibGet.Type = MIB_DOWNLINK_COUNTER;
+
+ LoRaMacMibGetRequestConfirm( &mibGet );
+
+ return mibGet.Param.DownLinkCounter;
+}
+
+void LoRaMacSetMicTest( uint16_t txPacketCounter )
+{
+ LoRaMacTestSetMic( txPacketCounter );
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/LoRaMac-api-v3.h Tue Jan 05 16:41:54 2016 +0000
@@ -0,0 +1,463 @@
+/*!
+ * \file LoRaMac-api-v3.h
+ *
+ * \brief LoRa MAC wrapper layer implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ * ______ _
+ * / _____) _ | |
+ * ( (____ _____ ____ _| |_ _____ ____| |__
+ * \____ \| ___ | (_ _) ___ |/ ___) _ \
+ * _____) ) ____| | | || |_| ____( (___| | | |
+ * (______/|_____)_|_|_| \__)_____)\____)_| |_|
+ * (C)2013 Semtech
+ *
+ * ___ _____ _ ___ _ _____ ___ ___ ___ ___
+ * / __|_ _/_\ / __| |/ / __/ _ \| _ \/ __| __|
+ * \__ \ | |/ _ \ (__| ' <| _| (_) | / (__| _|
+ * |___/ |_/_/ \_\___|_|\_\_| \___/|_|_\\___|___|
+ * embedded.connectivity.solutions===============
+ *
+ * \endcode
+ *
+ * \author Miguel Luis ( Semtech )
+ *
+ * \author Gregory Cristian ( Semtech )
+ *
+ * \author Daniel Jäckle ( STACKFORCE )
+ */
+#ifndef __LORAMAC_API_V3_H__
+#define __LORAMAC_API_V3_H__
+
+// Includes board dependent definitions such as channels frequencies
+#include "LoRaMac.h"
+#include "LoRaMac-board.h"
+
+/*!
+ * Beacon interval in us
+ */
+#define BEACON_INTERVAL 128000000
+
+/*!
+ * Class A&B receive delay in us
+ */
+#define RECEIVE_DELAY1 1000000
+#define RECEIVE_DELAY2 2000000
+
+/*!
+ * Join accept receive delay in us
+ */
+#define JOIN_ACCEPT_DELAY1 5000000
+#define JOIN_ACCEPT_DELAY2 6000000
+
+/*!
+ * Class A&B maximum receive window delay in us
+ */
+#define MAX_RX_WINDOW 3000000
+
+/*!
+ * Maximum allowed gap for the FCNT field
+ */
+#define MAX_FCNT_GAP 16384
+
+/*!
+ * ADR acknowledgement counter limit
+ */
+#define ADR_ACK_LIMIT 64
+
+/*!
+ * Number of ADR acknowledgement requests before returning to default datarate
+ */
+#define ADR_ACK_DELAY 32
+
+/*!
+ * Number of seconds after the start of the second reception window without
+ * receiving an acknowledge.
+ * AckTimeout = ACK_TIMEOUT + Random( -ACK_TIMEOUT_RND, ACK_TIMEOUT_RND )
+ */
+#define ACK_TIMEOUT 2000000
+
+/*!
+ * Random number of seconds after the start of the second reception window without
+ * receiving an acknowledge
+ * AckTimeout = ACK_TIMEOUT + Random( -ACK_TIMEOUT_RND, ACK_TIMEOUT_RND )
+ */
+#define ACK_TIMEOUT_RND 1000000
+
+/*!
+ * Check the Mac layer state every MAC_STATE_CHECK_TIMEOUT
+ */
+#define MAC_STATE_CHECK_TIMEOUT 1000000
+
+/*!
+ * Maximum number of times the MAC layer tries to get an acknowledge.
+ */
+#define MAX_ACK_RETRIES 8
+
+/*!
+ * RSSI free threshold
+ */
+#define RSSI_FREE_TH ( int8_t )( -90 ) // [dBm]
+
+/*!
+ * Frame direction definition
+ */
+#define UP_LINK 0
+#define DOWN_LINK 1
+
+/*!
+ * Sets the length of the LoRaMAC footer field.
+ * Mainly indicates the MIC field length
+ */
+#define LORAMAC_MFR_LEN 4
+
+/*!
+ * Syncword for Private LoRa networks
+ */
+#define LORA_MAC_PRIVATE_SYNCWORD 0x12
+
+/*!
+ * Syncword for Public LoRa networks
+ */
+#define LORA_MAC_PUBLIC_SYNCWORD 0x34
+
+/*!
+ * LoRaMAC event flags
+ */
+typedef union
+{
+ uint8_t Value;
+ struct
+ {
+ uint8_t Tx : 1;
+ uint8_t Rx : 1;
+ uint8_t RxData : 1;
+ uint8_t Multicast : 1;
+ uint8_t RxSlot : 2;
+ uint8_t LinkCheck : 1;
+ uint8_t JoinAccept : 1;
+ }Bits;
+}LoRaMacEventFlags_t;
+
+/*!
+ * LoRaMAC event information
+ */
+typedef struct
+{
+ LoRaMacEventInfoStatus_t Status;
+ bool TxAckReceived;
+ uint8_t TxNbRetries;
+ uint8_t TxDatarate;
+ uint8_t RxPort;
+ uint8_t *RxBuffer;
+ uint8_t RxBufferSize;
+ int16_t RxRssi;
+ uint8_t RxSnr;
+ uint16_t Energy;
+ uint8_t DemodMargin;
+ uint8_t NbGateways;
+}LoRaMacEventInfo_t;
+
+/*!
+ * LoRaMAC events structure
+ * Used to notify upper layers of MAC events
+ */
+typedef struct sLoRaMacCallbacks
+{
+ /*!
+ * MAC layer event callback prototype.
+ *
+ * \param [IN] flags Bit field indicating the MAC events occurred
+ * \param [IN] info Details about MAC events occurred
+ */
+ void ( *MacEvent )( LoRaMacEventFlags_t *flags, LoRaMacEventInfo_t *info );
+ /*!
+ * Function callback to get the current battery level
+ *
+ * \retval batteryLevel Current battery level
+ */
+ uint8_t ( *GetBatteryLevel )( void );
+}LoRaMacCallbacks_t;
+
+/*!
+ * LoRaMAC layer initialization
+ *
+ * \param [IN] callbacks Pointer to a structure defining the LoRaMAC
+ * callback functions.
+ */
+void LoRaMacInit( LoRaMacCallbacks_t *callbacks );
+
+/*!
+ * Enables/Disables the ADR (Adaptive Data Rate)
+ *
+ * \param [IN] enable [true: ADR ON, false: ADR OFF]
+ */
+void LoRaMacSetAdrOn( bool enable );
+
+/*!
+ * Initializes the network IDs. Device address,
+ * network session AES128 key and application session AES128 key.
+ *
+ * \remark To be only used when Over-the-Air activation isn't used.
+ *
+ * \param [IN] netID 24 bits network identifier
+ * ( provided by network operator )
+ * \param [IN] devAddr 32 bits device address on the network
+ * (must be unique to the network)
+ * \param [IN] nwkSKey Pointer to the network session AES128 key array
+ * ( 16 bytes )
+ * \param [IN] appSKey Pointer to the application session AES128 key array
+ * ( 16 bytes )
+ */
+void LoRaMacInitNwkIds( uint32_t netID, uint32_t devAddr, uint8_t *nwkSKey, uint8_t *appSKey );
+
+/*
+ * Wrapper function which calls \ref LoRaMacMulticastChannelLink.
+ */
+void LoRaMacMulticastChannelAdd( MulticastParams_t *channelParam );
+
+/*
+ * Wrapper function which calls \ref LoRaMacMulticastChannelUnlink.
+ */
+void LoRaMacMulticastChannelRemove( MulticastParams_t *channelParam );
+
+/*!
+ * Initiates the Over-the-Air activation
+ *
+ * \param [IN] devEui Pointer to the device EUI array ( 8 bytes )
+ * \param [IN] appEui Pointer to the application EUI array ( 8 bytes )
+ * \param [IN] appKey Pointer to the application AES128 key array ( 16 bytes )
+ *
+ * \retval status [0: OK, 1: Tx error, 2: Already joined a network]
+ */
+uint8_t LoRaMacJoinReq( uint8_t *devEui, uint8_t *appEui, uint8_t *appKey );
+
+/*!
+ * Sends a LinkCheckReq MAC command on the next uplink frame
+ *
+ * \retval status Function status [0: OK, 1: Busy]
+ */
+uint8_t LoRaMacLinkCheckReq( void );
+
+/*!
+ * LoRaMAC layer send frame
+ *
+ * \param [IN] fPort MAC payload port (must be > 0)
+ * \param [IN] fBuffer MAC data buffer to be sent
+ * \param [IN] fBufferSize MAC data buffer size
+ *
+ * \retval status [0: OK, 1: Busy, 2: No network joined,
+ * 3: Length or port error, 4: Unknown MAC command
+ * 5: Unable to find a free channel
+ * 6: Device switched off]
+ */
+uint8_t LoRaMacSendFrame( uint8_t fPort, void *fBuffer, uint16_t fBufferSize );
+
+/*!
+ * LoRaMAC layer send frame
+ *
+ * \param [IN] fPort MAC payload port (must be > 0)
+ * \param [IN] fBuffer MAC data buffer to be sent
+ * \param [IN] fBufferSize MAC data buffer size
+ * \param [IN] fBufferSize MAC data buffer size
+ * \param [IN] nbRetries Number of retries to receive the acknowledgement
+ *
+ * \retval status [0: OK, 1: Busy, 2: No network joined,
+ * 3: Length or port error, 4: Unknown MAC command
+ * 5: Unable to find a free channel
+ * 6: Device switched off]
+ */
+uint8_t LoRaMacSendConfirmedFrame( uint8_t fPort, void *fBuffer, uint16_t fBufferSize, uint8_t nbRetries );
+
+/*!
+ * ============================================================================
+ * = LoRaMac test functions =
+ * ============================================================================
+ */
+
+/*!
+ * LoRaMAC layer generic send frame
+ *
+ * \param [IN] macHdr MAC header field
+ * \param [IN] fOpts MAC commands buffer
+ * \param [IN] fPort MAC payload port
+ * \param [IN] fBuffer MAC data buffer to be sent
+ * \param [IN] fBufferSize MAC data buffer size
+ * \retval status [0: OK, 1: Busy, 2: No network joined,
+ * 3: Length or port error, 4: Unknown MAC command
+ * 5: Unable to find a free channel
+ * 6: Device switched off]
+ */
+uint8_t LoRaMacSend( LoRaMacHeader_t *macHdr, uint8_t *fOpts, uint8_t fPort, void *fBuffer, uint16_t fBufferSize );
+
+/*!
+ * LoRaMAC layer frame buffer initialization.
+ *
+ * \param [IN] channel Channel parameters
+ * \param [IN] macHdr MAC header field
+ * \param [IN] fCtrl MAC frame control field
+ * \param [IN] fOpts MAC commands buffer
+ * \param [IN] fPort MAC payload port
+ * \param [IN] fBuffer MAC data buffer to be sent
+ * \param [IN] fBufferSize MAC data buffer size
+ * \retval status [0: OK, 1: N/A, 2: No network joined,
+ * 3: Length or port error, 4: Unknown MAC command]
+ */
+uint8_t LoRaMacPrepareFrame( ChannelParams_t channel,LoRaMacHeader_t *macHdr, LoRaMacFrameCtrl_t *fCtrl, uint8_t *fOpts, uint8_t fPort, void *fBuffer, uint16_t fBufferSize );
+
+/*!
+ * LoRaMAC layer prepared frame buffer transmission with channel specification
+ *
+ * \remark LoRaMacPrepareFrame must be called at least once before calling this
+ * function.
+ *
+ * \param [IN] channel Channel parameters
+ * \retval status [0: OK, 1: Busy]
+ */
+uint8_t LoRaMacSendFrameOnChannel( ChannelParams_t channel );
+
+/*!
+ * LoRaMAC layer generic send frame with channel specification
+ *
+ * \param [IN] channel Channel parameters
+ * \param [IN] macHdr MAC header field
+ * \param [IN] fCtrl MAC frame control field
+ * \param [IN] fOpts MAC commands buffer
+ * \param [IN] fPort MAC payload port
+ * \param [IN] fBuffer MAC data buffer to be sent
+ * \param [IN] fBufferSize MAC data buffer size
+ * \retval status [0: OK, 1: Busy, 2: No network joined,
+ * 3: Length or port error, 4: Unknown MAC command]
+ */
+uint8_t LoRaMacSendOnChannel( ChannelParams_t channel, LoRaMacHeader_t *macHdr, LoRaMacFrameCtrl_t *fCtrl, uint8_t *fOpts, uint8_t fPort, void *fBuffer, uint16_t fBufferSize );
+
+/*!
+ * ============================================================================
+ * = LoRaMac setup functions =
+ * ============================================================================
+ */
+
+/*
+ * Wrapper function which calls \ref LoRaMacMibSetRequestConfirm to
+ * set the LoRaWan device class.
+ */
+void LoRaMacSetDeviceClass( DeviceClass_t deviceClass );
+
+/*
+ * Wrapper function which calls \ref LoRaMacMibSetRequestConfirm to
+ * set the network type to public or private.
+ */
+void LoRaMacSetPublicNetwork( bool enable );
+
+/*
+ * Wrapper function which calls \ref LoRaMacChannelAdd.
+ */
+void LoRaMacSetChannel( uint8_t id, ChannelParams_t params );
+
+/*
+ * Wrapper function which calls \ref LoRaMacMibSetRequestConfirm to
+ * set the receive window 2 channel.
+ */
+void LoRaMacSetRx2Channel( Rx2ChannelParams_t param );
+
+/*!
+ * Sets channels tx output power
+ *
+ * \param [IN] txPower [TX_POWER_20_DBM, TX_POWER_14_DBM,
+ TX_POWER_11_DBM, TX_POWER_08_DBM,
+ TX_POWER_05_DBM, TX_POWER_02_DBM]
+ */
+void LoRaMacSetChannelsTxPower( int8_t txPower );
+
+/*!
+ * Sets channels datarate
+ *
+ * \param [IN] datarate eu868 - [DR_0, DR_1, DR_2, DR_3, DR_4, DR_5, DR_6, DR_7]
+ * us915 - [DR_0, DR_1, DR_2, DR_3, DR_4]
+ */
+void LoRaMacSetChannelsDatarate( int8_t datarate );
+
+/*
+ * Wrapper function which calls \ref LoRaMacMibSetRequestConfirm to
+ * set the channels mask.
+ */
+void LoRaMacSetChannelsMask( uint16_t *mask );
+
+/*
+ * Wrapper function which calls \ref LoRaMacMibSetRequestConfirm to
+ * set the number of repetitions on a channel.
+ */
+void LoRaMacSetChannelsNbRep( uint8_t nbRep );
+
+/*
+ * Wrapper function which calls \ref LoRaMacMibSetRequestConfirm to
+ * set the maximum receive window duration in [us].
+ */
+void LoRaMacSetMaxRxWindow( uint32_t delay );
+
+/*
+ * Wrapper function which calls \ref LoRaMacMibSetRequestConfirm to
+ * set the receive delay 1 in [us].
+ */
+void LoRaMacSetReceiveDelay1( uint32_t delay );
+
+/*
+ * Wrapper function which calls \ref LoRaMacMibSetRequestConfirm to
+ * set the receive delay 2 in [us].
+ */
+void LoRaMacSetReceiveDelay2( uint32_t delay );
+
+/*
+ * Wrapper function which calls \ref LoRaMacMibSetRequestConfirm to
+ * set the join accept delay 1 in [us].
+ */
+void LoRaMacSetJoinAcceptDelay1( uint32_t delay );
+
+/*
+ * Wrapper function which calls \ref LoRaMacMibSetRequestConfirm to
+ * set the join accept delay 2 in [us].
+ */
+void LoRaMacSetJoinAcceptDelay2( uint32_t delay );
+
+/*
+ * Wrapper function which calls \ref LoRaMacMibGetRequestConfirm to
+ * get the up-link counter.
+ */
+uint32_t LoRaMacGetUpLinkCounter( void );
+
+/*
+ * Wrapper function which calls \ref LoRaMacMibGetRequestConfirm to
+ * get the down-link counter.
+ */
+uint32_t LoRaMacGetDownLinkCounter( void );
+
+/*
+ * ============================================================================
+ * = LoRaMac test functions =
+ * ============================================================================
+ */
+
+/*!
+ * Disables/Enables the duty cycle enforcement (EU868)
+ *
+ * \param [IN] enable - Enabled or disables the duty cycle
+ */
+void LoRaMacTestSetDutyCycleOn( bool enable );
+
+/*!
+ * Disables/Enables the reception windows opening
+ *
+ * \param [IN] enable [true: enable, false: disable]
+ */
+void LoRaMacTestRxWindowsOn( bool enable );
+
+/*!
+ * Enables the MIC field test
+ *
+ * \param [IN] upLinkCounter Fixed Tx packet counter value
+ */
+void LoRaMacTestSetMic( uint16_t upLinkCounter );
+
+#endif /* __LORAMAC_API_V3_H__ */
--- a/LoRaMac-board.h Mon Nov 23 10:09:43 2015 +0000
+++ b/LoRaMac-board.h Tue Jan 05 16:41:54 2016 +0000
@@ -428,7 +428,7 @@
* Channels[i].DrRange.Value = ( DR_3 << 4 ) | DR_0;
* Channels[i].Band = 0;
* }
- * // 500 kHz channels
+ * // 500 kHz channels
* for( uint8_t i = LORA_MAX_NB_CHANNELS - 8; i < LORA_MAX_NB_CHANNELS; i++ )
* {
* Channels[i].Frequency = 903.0e6 + ( i - ( LORA_MAX_NB_CHANNELS - 8 ) ) * 1.6e6;
--- a/LoRaMac.cpp Mon Nov 23 10:09:43 2015 +0000
+++ b/LoRaMac.cpp Tue Jan 05 16:41:54 2016 +0000
@@ -5,17 +5,23 @@
_____) ) ____| | | || |_| ____( (___| | | |
(______/|_____)_|_|_| \__)_____)\____)_| |_|
(C)2013 Semtech
+ ___ _____ _ ___ _ _____ ___ ___ ___ ___
+/ __|_ _/_\ / __| |/ / __/ _ \| _ \/ __| __|
+\__ \ | |/ _ \ (__| ' <| _| (_) | / (__| _|
+|___/ |_/_/ \_\___|_|\_\_| \___/|_|_\\___|___|
+embedded.connectivity.solutions===============
Description: LoRa MAC layer implementation
License: Revised BSD License, see LICENSE.TXT file include in the project
-Maintainer: Miguel Luis and Gregory Cristian
+Maintainer: Miguel Luis ( Semtech ), Gregory Cristian ( Semtech ) and Daniel Jäckle ( STACKFORCE )
*/
#include "board.h"
#include "LoRaMacCrypto.h"
#include "LoRaMac.h"
+#include "LoRaMacTest.h"
/*!
* Maximum PHY layer payload size
@@ -77,7 +83,7 @@
static uint32_t LoRaMacDevAddr;
/*!
- * Mutlicast channels linked list
+ * Multicast channels linked list
*/
static MulticastParams_t *MulticastChannels = NULL;
@@ -310,7 +316,7 @@
/*!
* Up/Down link data rates offset definition
*/
-const int8_t datarateOffsets[16][4] =
+const int8_t datarateOffsets[16][4] =
{
{ DR_10, DR_9 , DR_8 , DR_8 }, // DR_0
{ DR_11, DR_10, DR_9 , DR_8 }, // DR_1
@@ -358,6 +364,11 @@
*/
static ChannelParams_t Channels[LORA_MAX_NB_CHANNELS];
+/*!
+ * Contains the channels which remain to be applied.
+ */
+static uint16_t ChannelsMaskRemaining[6];
+
#else
#error "Please define a frequency band in the compiler options."
#endif
@@ -409,7 +420,7 @@
static uint8_t MaxDCycle = 0;
/*!
- * Agregated duty cycle management
+ * Aggregated duty cycle management
*/
static uint16_t AggregatedDCycle;
static TimerTime_t AggregatedLastTxDoneTime;
@@ -428,14 +439,14 @@
/*!
* LoRaMac internal states
*/
-enum LoRaMacState_e
+enum eLoRaMacState
{
MAC_IDLE = 0x00000000,
MAC_TX_RUNNING = 0x00000001,
MAC_RX = 0x00000002,
MAC_ACK_REQ = 0x00000004,
MAC_ACK_RETRY = 0x00000008,
- MAC_CHANNEL_CHECK = 0x00000010,
+ MAC_TX_DELAYED = 0x00000010,
};
/*!
@@ -451,22 +462,17 @@
/*!
* LoRaMac upper layer event functions
*/
-static LoRaMacCallbacks_t *LoRaMacCallbacks;
-
-/*!
- * LoRaMac notification event flags
- */
-LoRaMacEventFlags_t LoRaMacEventFlags;
+static LoRaMacPrimitives_t *LoRaMacPrimitives;
/*!
- * LoRaMac notification event info
+ * LoRaMac upper layer callback functions
*/
-LoRaMacEventInfo_t LoRaMacEventInfo;
+static LoRaMacCallback_t *LoRaMacCallbacks;
/*!
- * LoRaMac channel check timer
+ * Radio events function pointer
*/
-static TimerEvent_t ChannelCheckTimer;
+static RadioEvents_t RadioEvents;
/*!
* LoRaMac duty cycle delayed Tx timer
@@ -526,64 +532,122 @@
TimerTime_t TxTimeOnAir = 0;
/*!
- * Function to be executed on Radio Tx Done event
+ * Structure to hold an MCPS indication data.
+ */
+static McpsIndication_t McpsIndication;
+
+/*!
+ * Structure to hold MCPS confirm data.
+ */
+static McpsConfirm_t McpsConfirm;
+
+/*!
+ * Structure to hold MLME confirm data.
+ */
+static MlmeConfirm_t MlmeConfirm;
+
+/*!
+ * Holds the current rx window slot
+ */
+static uint8_t RxSlot = 0;
+
+/*!
+ * LoRaMac tx/rx operation state
+ */
+LoRaMacFlags_t LoRaMacFlags;
+
+/*!
+ * \brief Function to be executed on Radio Tx Done event
*/
static void OnRadioTxDone( void );
/*!
- * Function to be executed on Radio Rx Done event
+ * \brief Function to be executed on Radio Rx Done event
*/
static void OnRadioRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr );
/*!
- * Function executed on Radio Tx Timeout event
+ * \brief Function executed on Radio Tx Timeout event
*/
static void OnRadioTxTimeout( void );
/*!
- * Function executed on Radio Rx error event
+ * \brief Function executed on Radio Rx error event
*/
static void OnRadioRxError( void );
/*!
- * Function executed on Radio Rx Timeout event
+ * \brief Function executed on Radio Rx Timeout event
*/
static void OnRadioRxTimeout( void );
/*!
- * Function executed on Resend Frame timer event.
+ * \brief Function executed on Resend Frame timer event.
*/
static void OnMacStateCheckTimerEvent( void );
/*!
- * Function executed on duty cycle delayed Tx timer event
+ * \brief Function executed on duty cycle delayed Tx timer event
*/
static void OnTxDelayedTimerEvent( void );
/*!
- * Function executed on channel check timer event
- */
-static void OnChannelCheckTimerEvent( void );
-
-/*!
- * Function executed on first Rx window timer event
+ * \brief Function executed on first Rx window timer event
*/
static void OnRxWindow1TimerEvent( void );
/*!
- * Function executed on second Rx window timer event
+ * \brief Function executed on second Rx window timer event
*/
static void OnRxWindow2TimerEvent( void );
/*!
- * Function executed on AckTimeout timer event
+ * \brief Function executed on AckTimeout timer event
*/
static void OnAckTimeoutTimerEvent( void );
/*!
- * Radio events function pointer
+ * \brief Searches and set the next random available channel
+ *
+ * \retval status Function status [0: OK, 1: Unable to find a free channel]
+ */
+static TimerTime_t SetNextChannel( void );
+
+/*!
+ * \brief Sets the network to public or private. Updates the sync byte.
+ *
+ * \param [IN] enable if true, it enables a public network
+ */
+static void SetPublicNetwork( bool enable );
+
+/*!
+ * \brief Initializes and opens the reception window
+ *
+ * \param [IN] freq window channel frequency
+ * \param [IN] datarate window channel datarate
+ * \param [IN] bandwidth window channel bandwidth
+ * \param [IN] timeout window channel timeout
*/
-static RadioEvents_t RadioEvents;
+static void RxWindowSetup( uint32_t freq, int8_t datarate, uint32_t bandwidth, uint16_t timeout, bool rxContinuous );
+
+/*!
+ * \brief Adds a new MAC command to be sent.
+ *
+ * \Remark MAC layer internal function
+ *
+ * \param [in] cmd MAC command to be added
+ * [MOTE_MAC_LINK_CHECK_REQ,
+ * MOTE_MAC_LINK_ADR_ANS,
+ * MOTE_MAC_DUTY_CYCLE_ANS,
+ * MOTE_MAC_RX2_PARAM_SET_ANS,
+ * MOTE_MAC_DEV_STATUS_ANS
+ * MOTE_MAC_NEW_CHANNEL_ANS]
+ * \param [in] p1 1st parameter ( optional depends on the command )
+ * \param [in] p2 2nd parameter ( optional depends on the command )
+ *
+ * \retval status Function status [0: OK, 1: Unknown command, 2: Buffer full]
+ */
+static LoRaMacStatus_t AddMacCommand( uint8_t cmd, uint8_t p1, uint8_t p2 );
/*!
* \brief Validates if the payload fits into the frame, taking the datarate
@@ -596,10 +660,12 @@
*
* \param datarate Current datarate
*
+ * \param fOptsLen Length of the fOpts field
+ *
* \retval [false: payload does not fit into the frame, true: payload fits into
* the frame]
*/
-static bool ValidatePayloadLength( uint8_t lenN, int8_t datarate );
+static bool ValidatePayloadLength( uint8_t lenN, int8_t datarate, uint8_t fOptsLen );
#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
/*!
@@ -621,132 +687,1203 @@
static int8_t LimitTxPower( int8_t txPower );
/*!
- * Searches and set the next random available channel
+ * \brief Verifies, if a value is in a given range.
+ *
+ * \param value Value to verify, if it is in range
+ *
+ * \param min Minimum possible value
+ *
+ * \param max Maximum possible value
+ *
+ * \retval Returns the maximum valid tx power
+ */
+static bool ValueInRange( int8_t value, int8_t min, int8_t max );
+
+/*!
+ * \brief Calculates the next datarate to set, when ADR is on or off
+ *
+ * \param [IN] adrEnabled Specify whether ADR is on or off
+ *
+ * \param [IN] updateChannelMask Set to true, if the channel masks shall be updated
+ *
+ * \param [OUT] datarateOut Reports the datarate which will be used next
+ *
+ * \retval Returns the state of ADR ack request
+ */
+static bool AdrNextDr( bool adrEnabled, bool updateChannelMask, int8_t* datarateOut );
+
+/*!
+ * \brief Disables channel in a specified channel mask
+ *
+ * \param [IN] id - Id of the channel
+ *
+ * \param [IN] mask - Pointer to the channel mask to edit
*
- * \retval status Function status [0: OK, 1: Unable to find a free channel]
+ * \retval [true, if disable was successful, false if not]
+ */
+static bool DisableChannelInMask( uint8_t id, uint16_t* mask );
+
+/*!
+ * \brief Decodes MAC commands in the fOpts field and in the payload
+ */
+static void ProcessMacCommands( uint8_t *payload, uint8_t macIndex, uint8_t commandsSize, uint8_t snr );
+
+/*!
+ * \brief LoRaMAC layer generic send frame
+ *
+ * \param [IN] macHdr MAC header field
+ * \param [IN] fPort MAC payload port
+ * \param [IN] fBuffer MAC data buffer to be sent
+ * \param [IN] fBufferSize MAC data buffer size
+ * \retval status Status of the operation.
+ */
+LoRaMacStatus_t Send( LoRaMacHeader_t *macHdr, uint8_t fPort, void *fBuffer, uint16_t fBufferSize );
+
+/*!
+ * \brief LoRaMAC layer frame buffer initialization
+ *
+ * \param [IN] macHdr MAC header field
+ * \param [IN] fCtrl MAC frame control field
+ * \param [IN] fOpts MAC commands buffer
+ * \param [IN] fPort MAC payload port
+ * \param [IN] fBuffer MAC data buffer to be sent
+ * \param [IN] fBufferSize MAC data buffer size
+ * \retval status Status of the operation.
+ */
+LoRaMacStatus_t PrepareFrame( LoRaMacHeader_t *macHdr, LoRaMacFrameCtrl_t *fCtrl, uint8_t fPort, void *fBuffer, uint16_t fBufferSize );
+
+/*
+ * \brief Schedules the frame according to the duty cycle
+ *
+ * \retval Status of the operation
+ */
+static LoRaMacStatus_t ScheduleTx( void );
+
+/*!
+ * \brief LoRaMAC layer prepared frame buffer transmission with channel specification
+ *
+ * \remark PrepareFrame must be called at least once before calling this
+ * function.
+ *
+ * \param [IN] channel Channel parameters
+ * \retval status Status of the operation.
*/
-static uint8_t LoRaMacSetNextChannel( void )
+LoRaMacStatus_t SendFrameOnChannel( ChannelParams_t channel );
+
+
+
+static void OnRadioTxDone( void )
+{
+ TimerTime_t curTime = TimerGetCurrentTime( );
+ if( LoRaMacDeviceClass != CLASS_C )
+ {
+ Radio.Sleep( );
+ }
+ else
+ {
+ OnRxWindow2TimerEvent( );
+ }
+
+ // Update Band Time OFF
+ Bands[Channels[Channel].Band].LastTxDoneTime = curTime;
+ if( DutyCycleOn == true )
+ {
+ Bands[Channels[Channel].Band].TimeOff = TxTimeOnAir * Bands[Channels[Channel].Band].DCycle - TxTimeOnAir;
+ }
+ else
+ {
+ Bands[Channels[Channel].Band].TimeOff = 0;
+ }
+ // Update Aggregated Time OFF
+ AggregatedLastTxDoneTime = curTime;
+ AggregatedTimeOff = AggregatedTimeOff + ( TxTimeOnAir * AggregatedDCycle - TxTimeOnAir );
+
+ if( IsRxWindowsEnabled == true )
+ {
+ TimerSetValue( &RxWindowTimer1, RxWindow1Delay );
+ TimerStart( &RxWindowTimer1 );
+ if( LoRaMacDeviceClass != CLASS_C )
+ {
+ TimerSetValue( &RxWindowTimer2, RxWindow2Delay );
+ TimerStart( &RxWindowTimer2 );
+ }
+ if( ( LoRaMacDeviceClass == CLASS_C ) || ( NodeAckRequested == true ) )
+ {
+ TimerSetValue( &AckTimeoutTimer, RxWindow2Delay + ACK_TIMEOUT +
+ randr( -ACK_TIMEOUT_RND, ACK_TIMEOUT_RND ) );
+ TimerStart( &AckTimeoutTimer );
+ }
+ }
+ else
+ {
+ McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
+ MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_TIMEOUT;
+
+ if( LoRaMacFlags.Value == 0 )
+ {
+ LoRaMacFlags.Bits.McpsReq = 1;
+ }
+ LoRaMacFlags.Bits.MacDone = 1;
+ }
+
+ if( NodeAckRequested == false )
+ {
+ McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
+ ChannelsNbRepCounter++;
+ }
+}
+
+static void OnRadioRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr )
{
- uint8_t i = 0;
- uint8_t j = 0;
- uint8_t k = 0;
+ LoRaMacHeader_t macHdr;
+ LoRaMacFrameCtrl_t fCtrl;
+
+ uint8_t pktHeaderLen = 0;
+ uint32_t address = 0;
+ uint8_t appPayloadStartIndex = 0;
+ uint8_t port = 0xFF;
+ uint8_t frameLen = 0;
+ uint32_t mic = 0;
+ uint32_t micRx = 0;
+
+ uint16_t sequenceCounter = 0;
+ uint16_t sequenceCounterPrev = 0;
+ uint16_t sequenceCounterDiff = 0;
+ uint32_t downLinkCounter = 0;
+
+ MulticastParams_t *curMulticastParams = NULL;
+ uint8_t *nwkSKey = LoRaMacNwkSKey;
+ uint8_t *appSKey = LoRaMacAppSKey;
+
+ uint8_t multicast = 0;
+
+ bool isMicOk = false;
+
+ McpsConfirm.AckReceived = false;
+ McpsIndication.Rssi = rssi;
+ McpsIndication.Snr = snr;
+ McpsIndication.RxSlot = RxSlot;
+ McpsIndication.Port = 0;
+ McpsIndication.Multicast = 0;
+ McpsIndication.FramePending = 0;
+ McpsIndication.Buffer = NULL;
+ McpsIndication.BufferSize = 0;
+ McpsIndication.RxData = false;
+ McpsIndication.AckReceived = false;
+ McpsIndication.DownLinkCounter = 0;
+ McpsIndication.McpsIndication = MCPS_UNCONFIRMED;
+
+ if( LoRaMacDeviceClass != CLASS_C )
+ {
+ Radio.Sleep( );
+ }
+ TimerStop( &RxWindowTimer2 );
+
+ macHdr.Value = payload[pktHeaderLen++];
+
+ switch( macHdr.Bits.MType )
+ {
+ case FRAME_TYPE_JOIN_ACCEPT:
+ if( IsLoRaMacNetworkJoined == true )
+ {
+ break;
+ }
+ LoRaMacJoinDecrypt( payload + 1, size - 1, LoRaMacAppKey, LoRaMacRxPayload + 1 );
+
+ LoRaMacRxPayload[0] = macHdr.Value;
+
+ LoRaMacJoinComputeMic( LoRaMacRxPayload, size - LORAMAC_MFR_LEN, LoRaMacAppKey, &mic );
+
+ micRx |= ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN];
+ micRx |= ( ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN + 1] << 8 );
+ micRx |= ( ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN + 2] << 16 );
+ micRx |= ( ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN + 3] << 24 );
+
+ if( micRx == mic )
+ {
+ LoRaMacJoinComputeSKeys( LoRaMacAppKey, LoRaMacRxPayload + 1, LoRaMacDevNonce, LoRaMacNwkSKey, LoRaMacAppSKey );
+
+ LoRaMacNetID = ( uint32_t )LoRaMacRxPayload[4];
+ LoRaMacNetID |= ( ( uint32_t )LoRaMacRxPayload[5] << 8 );
+ LoRaMacNetID |= ( ( uint32_t )LoRaMacRxPayload[6] << 16 );
+
+ LoRaMacDevAddr = ( uint32_t )LoRaMacRxPayload[7];
+ LoRaMacDevAddr |= ( ( uint32_t )LoRaMacRxPayload[8] << 8 );
+ LoRaMacDevAddr |= ( ( uint32_t )LoRaMacRxPayload[9] << 16 );
+ LoRaMacDevAddr |= ( ( uint32_t )LoRaMacRxPayload[10] << 24 );
+
+ // DLSettings
+ Rx1DrOffset = ( LoRaMacRxPayload[11] >> 4 ) & 0x07;
+ Rx2Channel.Datarate = LoRaMacRxPayload[11] & 0x0F;
+#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
+ /*
+ * WARNING: To be removed once Semtech server implementation
+ * is corrected.
+ */
+ if( Rx2Channel.Datarate == DR_3 )
+ {
+ Rx2Channel.Datarate = DR_8;
+ }
+#endif
+ // RxDelay
+ ReceiveDelay1 = ( LoRaMacRxPayload[12] & 0x0F );
+ if( ReceiveDelay1 == 0 )
+ {
+ ReceiveDelay1 = 1;
+ }
+ ReceiveDelay1 *= 1e6;
+ ReceiveDelay2 = ReceiveDelay1 + 1e6;
+
+#if !( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
+ //CFList
+ if( ( size - 1 ) > 16 )
+ {
+ ChannelParams_t param;
+ param.DrRange.Value = ( DR_5 << 4 ) | DR_0;
+
+ for( uint8_t i = 3, j = 0; i < ( 5 + 3 ); i++, j += 3 )
+ {
+ param.Frequency = ( ( uint32_t )LoRaMacRxPayload[13 + j] | ( ( uint32_t )LoRaMacRxPayload[14 + j] << 8 ) | ( ( uint32_t )LoRaMacRxPayload[15 + j] << 16 ) ) * 100;
+ LoRaMacChannelAdd( i, param );
+ }
+ }
+#endif
+ MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
+ IsLoRaMacNetworkJoined = true;
+ ChannelsDatarate = ChannelsDefaultDatarate;
+ }
+ else
+ {
+ MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_JOIN_FAIL;
+ }
+ break;
+ case FRAME_TYPE_DATA_CONFIRMED_DOWN:
+ case FRAME_TYPE_DATA_UNCONFIRMED_DOWN:
+ {
+ LoRaMacFlags.Bits.McpsInd = 1;
+
+ address = payload[pktHeaderLen++];
+ address |= ( (uint32_t)payload[pktHeaderLen++] << 8 );
+ address |= ( (uint32_t)payload[pktHeaderLen++] << 16 );
+ address |= ( (uint32_t)payload[pktHeaderLen++] << 24 );
+
+ if( address != LoRaMacDevAddr )
+ {
+ curMulticastParams = MulticastChannels;
+ while( curMulticastParams != NULL )
+ {
+ if( address == curMulticastParams->Address )
+ {
+ multicast = 1;
+ nwkSKey = curMulticastParams->NwkSKey;
+ appSKey = curMulticastParams->AppSKey;
+ downLinkCounter = curMulticastParams->DownLinkCounter;
+ break;
+ }
+ curMulticastParams = curMulticastParams->Next;
+ }
+ if( multicast == 0 )
+ {
+ // We are not the destination of this frame.
+ LoRaMacFlags.Bits.MacDone = 1;
+ McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_ADDRESS_FAIL;
+ LoRaMacState &= ~MAC_TX_RUNNING;
+ if( NodeAckRequested )
+ {
+ OnAckTimeoutTimerEvent( );
+ }
+ return;
+ }
+ }
+ else
+ {
+ multicast = 0;
+ nwkSKey = LoRaMacNwkSKey;
+ appSKey = LoRaMacAppSKey;
+ downLinkCounter = DownLinkCounter;
+ }
+
+ if( LoRaMacDeviceClass != CLASS_A )
+ {
+ LoRaMacState |= MAC_RX;
+ // Starts the MAC layer status check timer
+ TimerStart( &MacStateCheckTimer );
+ }
+ fCtrl.Value = payload[pktHeaderLen++];
+
+ sequenceCounter = ( uint16_t )payload[pktHeaderLen++];
+ sequenceCounter |= ( uint16_t )payload[pktHeaderLen++] << 8;
+
+ appPayloadStartIndex = 8 + fCtrl.Bits.FOptsLen;
+
+ micRx |= ( uint32_t )payload[size - LORAMAC_MFR_LEN];
+ micRx |= ( ( uint32_t )payload[size - LORAMAC_MFR_LEN + 1] << 8 );
+ micRx |= ( ( uint32_t )payload[size - LORAMAC_MFR_LEN + 2] << 16 );
+ micRx |= ( ( uint32_t )payload[size - LORAMAC_MFR_LEN + 3] << 24 );
+
+ sequenceCounterPrev = ( uint16_t )downLinkCounter;
+ sequenceCounterDiff = ( sequenceCounter - sequenceCounterPrev );
+
+ if( sequenceCounterDiff < ( 1 << 15 ) )
+ {
+ downLinkCounter += sequenceCounterDiff;
+ LoRaMacComputeMic( payload, size - LORAMAC_MFR_LEN, nwkSKey, address, DOWN_LINK, downLinkCounter, &mic );
+ if( micRx == mic )
+ {
+ isMicOk = true;
+ }
+ }
+ else
+ {
+ // check for sequence roll-over
+ uint32_t downLinkCounterTmp = downLinkCounter + 0x10000 + ( int16_t )sequenceCounterDiff;
+ LoRaMacComputeMic( payload, size - LORAMAC_MFR_LEN, nwkSKey, address, DOWN_LINK, downLinkCounterTmp, &mic );
+ if( micRx == mic )
+ {
+ isMicOk = true;
+ downLinkCounter = downLinkCounterTmp;
+ }
+ }
+
+ if( isMicOk == true )
+ {
+ McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_OK;
+ McpsIndication.Multicast = multicast;
+ McpsIndication.FramePending = fCtrl.Bits.FPending;
+ McpsIndication.Buffer = NULL;
+ McpsIndication.BufferSize = 0;
+ McpsIndication.DownLinkCounter = downLinkCounter;
+
+ McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
+
+ AdrAckCounter = 0;
+
+ // Update 32 bits downlink counter
+ if( multicast == 1 )
+ {
+ McpsIndication.McpsIndication = MCPS_MULTICAST;
+
+ if( ( curMulticastParams->DownLinkCounter == downLinkCounter ) &&
+ ( curMulticastParams->DownLinkCounter != 0 ) )
+ {
+ LoRaMacFlags.Bits.MacDone = 1;
+ McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_DOWNLINK_REPEATED;
+ McpsIndication.DownLinkCounter = downLinkCounter;
+ LoRaMacState &= ~MAC_TX_RUNNING;
+ if( NodeAckRequested == true )
+ {
+ OnAckTimeoutTimerEvent( );
+ }
+ return;
+ }
+ curMulticastParams->DownLinkCounter = downLinkCounter;
+ }
+ else
+ {
+ if( macHdr.Bits.MType == FRAME_TYPE_DATA_CONFIRMED_DOWN )
+ {
+ McpsIndication.McpsIndication = MCPS_CONFIRMED;
+ }
+ else
+ {
+ McpsIndication.McpsIndication = MCPS_UNCONFIRMED;
+ }
+ if( ( DownLinkCounter == downLinkCounter ) &&
+ ( DownLinkCounter != 0 ) )
+ {
+ LoRaMacFlags.Bits.MacDone = 1;
+ McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_DOWNLINK_REPEATED;
+ McpsIndication.DownLinkCounter = downLinkCounter;
+ LoRaMacState &= ~MAC_TX_RUNNING;
+ if( NodeAckRequested == true )
+ {
+ OnAckTimeoutTimerEvent( );
+ }
+ return;
+ }
+ DownLinkCounter = downLinkCounter;
+ }
+
+ if( macHdr.Bits.MType == FRAME_TYPE_DATA_CONFIRMED_DOWN )
+ {
+ SrvAckRequested = true;
+ }
+ else
+ {
+ SrvAckRequested = false;
+ }
+ // Check if the frame is an acknowledgement
+ if( fCtrl.Bits.Ack == 1 )
+ {
+ McpsConfirm.AckReceived = true;
+ McpsIndication.AckReceived = true;
+
+ // Stop the AckTimeout timer as no more retransmissions
+ // are needed.
+ TimerStop( &AckTimeoutTimer );
+ }
+ else
+ {
+ McpsConfirm.AckReceived = false;
+
+ if( AckTimeoutRetriesCounter > AckTimeoutRetries )
+ {
+ // Stop the AckTimeout timer as no more retransmissions
+ // are needed.
+ TimerStop( &AckTimeoutTimer );
+ }
+ }
+
+ if( fCtrl.Bits.FOptsLen > 0 )
+ {
+ // Decode Options field MAC commands
+ ProcessMacCommands( payload, 8, appPayloadStartIndex, snr );
+ }
+ if( ( ( size - 4 ) - appPayloadStartIndex ) > 0 )
+ {
+ port = payload[appPayloadStartIndex++];
+ frameLen = ( size - 4 ) - appPayloadStartIndex;
+
+ McpsIndication.Port = port;
+
+ if( port == 0 )
+ {
+ LoRaMacPayloadDecrypt( payload + appPayloadStartIndex,
+ frameLen,
+ nwkSKey,
+ address,
+ DOWN_LINK,
+ downLinkCounter,
+ LoRaMacRxPayload );
+
+ // Decode frame payload MAC commands
+ ProcessMacCommands( LoRaMacRxPayload, 0, frameLen, snr );
+ }
+ else
+ {
+ LoRaMacPayloadDecrypt( payload + appPayloadStartIndex,
+ frameLen,
+ appSKey,
+ address,
+ DOWN_LINK,
+ downLinkCounter,
+ LoRaMacRxPayload );
+
+ McpsIndication.Buffer = LoRaMacRxPayload;
+ McpsIndication.BufferSize = frameLen;
+ McpsIndication.RxData = true;
+ }
+ }
+ }
+ else
+ {
+ McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_MIC_FAIL;
+ LoRaMacState &= ~MAC_TX_RUNNING;
+ if( NodeAckRequested == true )
+ {
+ OnAckTimeoutTimerEvent( );
+ }
+ }
+ }
+ break;
+ case FRAME_TYPE_PROPRIETARY:
+ {
+ LoRaMacFlags.Bits.McpsInd = 1;
+
+ memcpy1( LoRaMacRxPayload, &payload[pktHeaderLen], size );
+
+ McpsIndication.McpsIndication = MCPS_PROPRIETARY;
+ McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_OK;
+ McpsIndication.Buffer = LoRaMacRxPayload;
+ McpsIndication.BufferSize = size - pktHeaderLen;
+ break;
+ }
+ default:
+ LoRaMacFlags.Bits.McpsInd = 1;
+ McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
+ LoRaMacState &= ~MAC_TX_RUNNING;
+ break;
+ }
+
+ if( ( RxSlot == 0 ) && ( LoRaMacDeviceClass == CLASS_C ) )
+ {
+ OnRxWindow2TimerEvent( );
+ }
+
+ LoRaMacFlags.Bits.MacDone = 1;
+}
+
+static void OnRadioTxTimeout( void )
+{
+ if( LoRaMacDeviceClass != CLASS_C )
+ {
+ Radio.Sleep( );
+ }
+ else
+ {
+ OnRxWindow2TimerEvent( );
+ }
+
+ McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT;
+ MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT;
+ LoRaMacFlags.Bits.MacDone = 1;
+}
+
+static void OnRadioRxError( void )
+{
+ if( LoRaMacDeviceClass != CLASS_C )
+ {
+ Radio.Sleep( );
+ }
+ else
+ {
+ OnRxWindow2TimerEvent( );
+ }
+
+ if( RxSlot == 1 )
+ {
+ if( NodeAckRequested == true )
+ {
+ McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_ERROR;
+ }
+ MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_ERROR;
+ LoRaMacFlags.Bits.MacDone = 1;
+ }
+}
+
+static void OnRadioRxTimeout( void )
+{
+ if( LoRaMacDeviceClass != CLASS_C )
+ {
+ Radio.Sleep( );
+ }
+ else
+ {
+ OnRxWindow2TimerEvent( );
+ }
+
+ if( RxSlot == 1 )
+ {
+ if( NodeAckRequested == true )
+ {
+ McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_TIMEOUT;
+ }
+ MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_TIMEOUT;
+ LoRaMacFlags.Bits.MacDone = 1;
+ }
+}
+
+static void OnMacStateCheckTimerEvent( void )
+{
+ TimerStop( &MacStateCheckTimer );
+ bool txTimeout = false;
+
+ if( LoRaMacFlags.Bits.MacDone == 1 )
+ {
+ if( ( LoRaMacFlags.Bits.MlmeReq == 1 ) || ( ( LoRaMacFlags.Bits.McpsReq == 1 ) ) )
+ {
+ if( ( McpsConfirm.Status == LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT ) ||
+ ( MlmeConfirm.Status == LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT ) )
+ {
+ // Stop transmit cycle due to tx timeout.
+ LoRaMacState &= ~MAC_TX_RUNNING;
+ McpsConfirm.NbRetries = AckTimeoutRetriesCounter;
+ McpsConfirm.AckReceived = false;
+ McpsConfirm.TxTimeOnAir = 0;
+ txTimeout = true;
+ }
+ }
+
+ if( ( NodeAckRequested == false ) && ( txTimeout == false ) )
+ {
+ if( LoRaMacFlags.Bits.MlmeReq == 1 )
+ {
+ if( MlmeConfirm.MlmeRequest == MLME_JOIN )
+ {
+ if( MlmeConfirm.Status == LORAMAC_EVENT_INFO_STATUS_OK )
+ {
+ UpLinkCounter = 0;
+ }
+ // Join messages aren't repeated automatically
+ ChannelsNbRepCounter = ChannelsNbRep;
+ }
+ }
+ if( ( LoRaMacFlags.Bits.MlmeReq == 1 ) || ( ( LoRaMacFlags.Bits.McpsReq == 1 ) ) )
+ {
+ if( ( ChannelsNbRepCounter >= ChannelsNbRep ) || ( LoRaMacFlags.Bits.McpsInd == 1 ) )
+ {
+ ChannelsNbRepCounter = 0;
+
+ AdrAckCounter++;
+ if( IsUpLinkCounterFixed == false )
+ {
+ UpLinkCounter++;
+ }
+
+ LoRaMacState &= ~MAC_TX_RUNNING;
+ }
+ else
+ {
+ LoRaMacFlags.Bits.MacDone = 0;
+ // Sends the same frame again
+ ScheduleTx( );
+ }
+ }
+ }
+
+ if( LoRaMacFlags.Bits.McpsInd == 1 )
+ {
+ if( ( McpsConfirm.AckReceived == true ) || ( AckTimeoutRetriesCounter > AckTimeoutRetries ) )
+ {
+ AckTimeoutRetry = false;
+ if( IsUpLinkCounterFixed == false )
+ {
+ UpLinkCounter++;
+ }
+ McpsConfirm.NbRetries = AckTimeoutRetriesCounter;
+
+ LoRaMacState &= ~MAC_TX_RUNNING;
+ }
+ }
+
+ if( ( AckTimeoutRetry == true ) && ( ( LoRaMacState & MAC_TX_DELAYED ) == 0 ) )
+ {
+ AckTimeoutRetry = false;
+ if( ( AckTimeoutRetriesCounter < AckTimeoutRetries ) && ( AckTimeoutRetriesCounter <= MAX_ACK_RETRIES ) )
+ {
+ AckTimeoutRetriesCounter++;
+
+ if( ( AckTimeoutRetriesCounter % 2 ) == 1 )
+ {
+ ChannelsDatarate = MAX( ChannelsDatarate - 1, LORAMAC_MIN_DATARATE );
+ }
+ LoRaMacFlags.Bits.MacDone = 0;
+ // Sends the same frame again
+ ScheduleTx( );
+ }
+ else
+ {
+#if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
+ // Re-enable default channels LC1, LC2, LC3
+ ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
+#elif defined( USE_BAND_915 )
+ // Re-enable default channels
+ ChannelsMask[0] = 0xFFFF;
+ ChannelsMask[1] = 0xFFFF;
+ ChannelsMask[2] = 0xFFFF;
+ ChannelsMask[3] = 0xFFFF;
+ ChannelsMask[4] = 0x00FF;
+ ChannelsMask[5] = 0x0000;
+#elif defined( USE_BAND_915_HYBRID )
+ // Re-enable default channels
+ ChannelsMask[0] = 0x00FF;
+ ChannelsMask[1] = 0x0000;
+ ChannelsMask[2] = 0x0000;
+ ChannelsMask[3] = 0x0000;
+ ChannelsMask[4] = 0x0001;
+ ChannelsMask[5] = 0x0000;
+#else
+ #error "Please define a frequency band in the compiler options."
+#endif
+ LoRaMacState &= ~MAC_TX_RUNNING;
+
+ McpsConfirm.AckReceived = false;
+ McpsConfirm.NbRetries = AckTimeoutRetriesCounter;
+ if( IsUpLinkCounterFixed == false )
+ {
+ UpLinkCounter++;
+ }
+ }
+ }
+ }
+ // Handle reception for Class B and Class C
+ if( ( LoRaMacState & MAC_RX ) == MAC_RX )
+ {
+ LoRaMacState &= ~MAC_RX;
+ }
+ if( LoRaMacState == MAC_IDLE )
+ {
+ if( LoRaMacFlags.Bits.McpsReq == 1 )
+ {
+ LoRaMacPrimitives->MacMcpsConfirm( &McpsConfirm );
+ LoRaMacFlags.Bits.McpsReq = 0;
+ }
+
+ if( LoRaMacFlags.Bits.MlmeReq == 1 )
+ {
+ LoRaMacPrimitives->MacMlmeConfirm( &MlmeConfirm );
+ LoRaMacFlags.Bits.MlmeReq = 0;
+ }
+
+ LoRaMacFlags.Bits.MacDone = 0;
+ }
+ else
+ {
+ // Operation not finished restart timer
+ TimerStart( &MacStateCheckTimer );
+ }
+
+ if( LoRaMacFlags.Bits.McpsInd == 1 )
+ {
+ LoRaMacPrimitives->MacMcpsIndication( &McpsIndication );
+ LoRaMacFlags.Bits.McpsInd = 0;
+ }
+}
+
+static void OnTxDelayedTimerEvent( void )
+{
+ TimerStop( &TxDelayedTimer );
+ LoRaMacState &= ~MAC_TX_DELAYED;
+
+ ScheduleTx( );
+}
+
+static void OnRxWindow1TimerEvent( void )
+{
+ uint16_t symbTimeout = 5; // DR_2, DR_1, DR_0
+ int8_t datarate = 0;
+ uint32_t bandwidth = 0; // LoRa 125 kHz
+
+ TimerStop( &RxWindowTimer1 );
+ RxSlot = 0;
+
+ if( LoRaMacDeviceClass == CLASS_C )
+ {
+ Radio.Standby( );
+ }
+
+#if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
+ datarate = ChannelsDatarate - Rx1DrOffset;
+ if( datarate < 0 )
+ {
+ datarate = DR_0;
+ }
+
+ // For higher datarates, we increase the number of symbols generating a Rx Timeout
+ if( datarate >= DR_3 )
+ { // DR_6, DR_5, DR_4, DR_3
+ symbTimeout = 8;
+ }
+ if( datarate == DR_6 )
+ {// LoRa 250 kHz
+ bandwidth = 1;
+ }
+ RxWindowSetup( Channels[Channel].Frequency, datarate, bandwidth, symbTimeout, false );
+#elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
+ datarate = datarateOffsets[ChannelsDatarate][Rx1DrOffset];
+ if( datarate < 0 )
+ {
+ datarate = DR_0;
+ }
+ // For higher datarates, we increase the number of symbols generating a Rx Timeout
+ if( datarate > DR_0 )
+ { // DR_1, DR_2, DR_3, DR_4, DR_8, DR_9, DR_10, DR_11, DR_12, DR_13
+ symbTimeout = 8;
+ }
+ if( datarate >= DR_4 )
+ {// LoRa 500 kHz
+ bandwidth = 2;
+ }
+ RxWindowSetup( 923.3e6 + ( Channel % 8 ) * 600e3, datarate, bandwidth, symbTimeout, false );
+#else
+ #error "Please define a frequency band in the compiler options."
+#endif
+}
+
+static void OnRxWindow2TimerEvent( void )
+{
+ uint16_t symbTimeout = 5; // DR_2, DR_1, DR_0
+ uint32_t bandwidth = 0; // LoRa 125 kHz
+
+ TimerStop( &RxWindowTimer2 );
+ RxSlot = 1;
+
+#if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
+ // For higher datarates, we increase the number of symbols generating a Rx Timeout
+ if( Rx2Channel.Datarate >= DR_3 )
+ { // DR_6, DR_5, DR_4, DR_3
+ symbTimeout = 8;
+ }
+ if( Rx2Channel.Datarate == DR_6 )
+ {// LoRa 250 kHz
+ bandwidth = 1;
+ }
+#elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
+ // For higher datarates, we increase the number of symbols generating a Rx Timeout
+ if( Rx2Channel.Datarate > DR_0 )
+ { // DR_1, DR_2, DR_3, DR_4, DR_8, DR_9, DR_10, DR_11, DR_12, DR_13
+ symbTimeout = 8;
+ }
+ if( Rx2Channel.Datarate >= DR_4 )
+ {// LoRa 500 kHz
+ bandwidth = 2;
+ }
+#else
+ #error "Please define a frequency band in the compiler options."
+#endif
+ if( LoRaMacDeviceClass != CLASS_C )
+ {
+ RxWindowSetup( Rx2Channel.Frequency, Rx2Channel.Datarate, bandwidth, symbTimeout, false );
+ }
+ else
+ {
+ RxWindowSetup( Rx2Channel.Frequency, Rx2Channel.Datarate, bandwidth, symbTimeout, true );
+ }
+}
+
+static void OnAckTimeoutTimerEvent( void )
+{
+ TimerStop( &AckTimeoutTimer );
+
+ if( NodeAckRequested == true )
+ {
+ AckTimeoutRetry = true;
+ LoRaMacState &= ~MAC_ACK_REQ;
+ }
+ if( LoRaMacDeviceClass == CLASS_C )
+ {
+ LoRaMacFlags.Bits.MacDone = 1;
+ }
+}
+
+static TimerTime_t SetNextChannel( void )
+{
uint8_t nbEnabledChannels = 0;
uint8_t enabledChannels[LORA_MAX_NB_CHANNELS];
TimerTime_t curTime = TimerGetCurrentTime( );
+ TimerTime_t nextTxDelay = ( TimerTime_t )( -1 );
memset1( enabledChannels, 0, LORA_MAX_NB_CHANNELS );
+#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
+ if( ( CountNbEnabled125kHzChannels( ChannelsMaskRemaining ) +
+ ( ChannelsMaskRemaining[4] & 0x00FF ) ) == 0 )
+ {
+ memcpy1( ( uint8_t* ) ChannelsMaskRemaining, ( uint8_t* ) ChannelsMask,
+ sizeof( ChannelsMask ) );
+ }
+#endif
+
// Update Aggregated duty cycle
if( AggregatedTimeOff < ( curTime - AggregatedLastTxDoneTime ) )
{
AggregatedTimeOff = 0;
- }
-
- // Update bands Time OFF
- TimerTime_t minTime = ( TimerTime_t )( -1 );
- for( i = 0; i < LORA_MAX_NB_BANDS; i++ )
- {
- if( DutyCycleOn == true )
+
+ // Update bands Time OFF
+ for( uint8_t i = 0; i < LORA_MAX_NB_BANDS; i++ )
{
- if( Bands[i].TimeOff < ( curTime - Bands[i].LastTxDoneTime ) )
+ if( DutyCycleOn == true )
{
+ if( Bands[i].TimeOff < ( curTime - Bands[i].LastTxDoneTime ) )
+ {
+ Bands[i].TimeOff = 0;
+ }
+ if( Bands[i].TimeOff != 0 )
+ {
+ nextTxDelay = MIN( Bands[i].TimeOff -
+ ( curTime - Bands[i].LastTxDoneTime ),
+ nextTxDelay );
+ }
+ }
+ else
+ {
+ nextTxDelay = 0;
Bands[i].TimeOff = 0;
}
- if( Bands[i].TimeOff != 0 )
+ }
+
+ // Search how many channels are enabled
+ for( uint8_t i = 0, k = 0; i < LORA_MAX_NB_CHANNELS; i += 16, k++ )
+ {
+ for( uint8_t j = 0; j < 16; j++ )
{
- minTime = MIN( Bands[i].TimeOff, minTime );
+#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
+ if( ( ChannelsMaskRemaining[k] & ( 1 << j ) ) != 0 )
+#else
+ if( ( ChannelsMask[k] & ( 1 << j ) ) != 0 )
+#endif
+ {
+ if( Channels[i + j].Frequency == 0 )
+ { // Check if the channel is enabled
+#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
+ DisableChannelInMask( i + j, ChannelsMaskRemaining );
+#endif
+ continue;
+ }
+ if( ( ( Channels[i + j].DrRange.Fields.Min <= ChannelsDatarate ) &&
+ ( ChannelsDatarate <= Channels[i + j].DrRange.Fields.Max ) ) == false )
+ { // Check if the current channel selection supports the given datarate
+#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
+ DisableChannelInMask( i + j, ChannelsMaskRemaining );
+#endif
+ continue;
+ }
+ if( Bands[Channels[i + j].Band].TimeOff > 0 )
+ { // Check if the band is available for transmission
+ continue;
+ }
+ enabledChannels[nbEnabledChannels++] = i + j;
+ }
+ }
+ }
+ }
+ else
+ {
+ nextTxDelay = AggregatedTimeOff - ( curTime - AggregatedLastTxDoneTime );
+ }
+
+ if( nbEnabledChannels > 0 )
+ {
+ Channel = enabledChannels[randr( 0, nbEnabledChannels - 1 )];
+#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
+ DisableChannelInMask( Channel, ChannelsMaskRemaining );
+#endif
+ return 0;
+ }
+ else
+ {
+ // Protect the function of returning the initialization value of nextTxDelay
+ return ( nextTxDelay == ( TimerTime_t )( -1 ) ) ? 0 : nextTxDelay;
+ }
+}
+
+static void SetPublicNetwork( bool enable )
+{
+ PublicNetwork = enable;
+ Radio.SetModem( MODEM_LORA );
+ if( PublicNetwork == true )
+ {
+ // Change LoRa modem SyncWord
+ Radio.Write( REG_LR_SYNCWORD, LORA_MAC_PUBLIC_SYNCWORD );
+ }
+ else
+ {
+ // Change LoRa modem SyncWord
+ Radio.Write( REG_LR_SYNCWORD, LORA_MAC_PRIVATE_SYNCWORD );
+ }
+}
+
+static void RxWindowSetup( uint32_t freq, int8_t datarate, uint32_t bandwidth, uint16_t timeout, bool rxContinuous )
+{
+ uint8_t downlinkDatarate = Datarates[datarate];
+ RadioModems_t modem;
+
+ if( Radio.GetStatus( ) == RF_IDLE )
+ {
+ Radio.SetChannel( freq );
+
+ // Store downlink datarate
+ McpsIndication.RxDatarate = ( uint8_t ) datarate;
+
+#if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
+ if( datarate == DR_7 )
+ {
+ modem = MODEM_FSK;
+ Radio.SetRxConfig( modem, 50e3, downlinkDatarate * 1e3, 0, 83.333e3, 5, 0, false, 0, true, 0, 0, false, rxContinuous );
+ }
+ else
+ {
+ modem = MODEM_LORA;
+ Radio.SetRxConfig( modem, bandwidth, downlinkDatarate, 1, 0, 8, timeout, false, 0, false, 0, 0, true, rxContinuous );
+ }
+#elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
+ modem = MODEM_LORA;
+ Radio.SetRxConfig( modem, bandwidth, downlinkDatarate, 1, 0, 8, timeout, false, 0, false, 0, 0, true, rxContinuous );
+#endif
+
+ if( RepeaterSupport == true )
+ {
+ Radio.SetMaxPayloadLength( modem, MaxPayloadOfDatarateRepeater[datarate] );
+ }
+ else
+ {
+ Radio.SetMaxPayloadLength( modem, MaxPayloadOfDatarate[datarate] );
+ }
+
+ if( rxContinuous == false )
+ {
+ Radio.Rx( MaxRxWindow );
+ }
+ else
+ {
+ Radio.Rx( 0 ); // Continuous mode
+ }
+ }
+}
+
+static bool ValidatePayloadLength( uint8_t lenN, int8_t datarate, uint8_t fOptsLen )
+{
+ uint16_t maxN = 0;
+ uint16_t payloadSize = 0;
+
+ // Get the maximum payload length
+ if( RepeaterSupport == true )
+ {
+ maxN = MaxPayloadOfDatarateRepeater[datarate];
+ }
+ else
+ {
+ maxN = MaxPayloadOfDatarate[datarate];
+ }
+
+ // Calculate the resulting payload size
+ payloadSize = ( lenN + fOptsLen );
+
+ // Validation of the application payload size
+ if( ( payloadSize <= maxN ) && ( payloadSize <= LORAMAC_PHY_MAXPAYLOAD ) )
+ {
+ return true;
+ }
+ return false;
+}
+
+#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
+static uint8_t CountNbEnabled125kHzChannels( uint16_t *channelsMask )
+{
+ uint8_t nb125kHzChannels = 0;
+
+ for( uint8_t i = 0, k = 0; i < LORA_MAX_NB_CHANNELS - 8; i += 16, k++ )
+ {
+ for( uint8_t j = 0; j < 16; j++ )
+ {// Verify if the channel is active
+ if( ( channelsMask[k] & ( 1 << j ) ) == ( 1 << j ) )
+ {
+ nb125kHzChannels++;
+ }
+ }
+ }
+
+ return nb125kHzChannels;
+}
+#endif
+
+static int8_t LimitTxPower( int8_t txPower )
+{
+ int8_t resultTxPower = txPower;
+#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
+ if( ( ChannelsDatarate == DR_4 ) ||
+ ( ( ChannelsDatarate >= DR_8 ) && ( ChannelsDatarate <= DR_13 ) ) )
+ {// Limit tx power to max 26dBm
+ resultTxPower = MAX( txPower, TX_POWER_26_DBM );
+ }
+ else
+ {
+ if( CountNbEnabled125kHzChannels( ChannelsMask ) < 50 )
+ {// Limit tx power to max 21dBm
+ resultTxPower = MAX( txPower, TX_POWER_20_DBM );
+ }
+ }
+#endif
+ return resultTxPower;
+}
+
+static bool ValueInRange( int8_t value, int8_t min, int8_t max )
+{
+ if( ( value >= min ) && ( value <= max ) )
+ {
+ return true;
+ }
+ return false;
+}
+
+static bool DisableChannelInMask( uint8_t id, uint16_t* mask )
+{
+ uint8_t index = 0;
+ index = id / 16;
+
+ if( ( index > 4 ) || ( id >= LORA_MAX_NB_CHANNELS ) )
+ {
+ return false;
+ }
+
+ // Deactivate channel
+ mask[index] &= ~( 1 << ( id % 16 ) );
+
+ return true;
+}
+
+static bool AdrNextDr( bool adrEnabled, bool updateChannelMask, int8_t* datarateOut )
+{
+ bool adrAckReq = false;
+ int8_t datarate = ChannelsDatarate;
+
+ if( adrEnabled == true )
+ {
+ if( datarate == LORAMAC_MIN_DATARATE )
+ {
+ AdrAckCounter = 0;
+ adrAckReq = false;
+
+ if( updateChannelMask == true )
+ {
+#if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
+ // Re-enable default channels LC1, LC2, LC3
+ ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
+#elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
+#if defined( USE_BAND_915 )
+ // Re-enable default channels
+ ChannelsMask[0] = 0xFFFF;
+ ChannelsMask[1] = 0xFFFF;
+ ChannelsMask[2] = 0xFFFF;
+ ChannelsMask[3] = 0xFFFF;
+ ChannelsMask[4] = 0x00FF;
+ ChannelsMask[5] = 0x0000;
+#else // defined( USE_BAND_915_HYBRID )
+ // Re-enable default channels
+ ChannelsMask[0] = 0x00FF;
+ ChannelsMask[1] = 0x0000;
+ ChannelsMask[2] = 0x0000;
+ ChannelsMask[3] = 0x0000;
+ ChannelsMask[4] = 0x0001;
+ ChannelsMask[5] = 0x0000;
+#endif
+#else
+#error "Please define a frequency band in the compiler options."
+#endif
}
}
else
{
- minTime = 0;
- Bands[i].TimeOff = 0;
- }
- }
-
- // Search how many channels are enabled
- for( i = 0, k = 0; i < LORA_MAX_NB_CHANNELS; i += 16, k++ )
- {
- for( j = 0; j < 16; j++ )
- {
- if( ( ChannelsMask[k] & ( 1 << j ) ) != 0 )
+ if( AdrAckCounter > ADR_ACK_LIMIT )
+ {
+ adrAckReq = true;
+ }
+ else
+ {
+ adrAckReq = false;
+ }
+ if( AdrAckCounter > ( ADR_ACK_LIMIT + ADR_ACK_DELAY ) )
{
- if( Channels[i + j].Frequency == 0 )
- { // Check if the channel is enabled
- continue;
- }
- if( ( ( Channels[i + j].DrRange.Fields.Min <= ChannelsDatarate ) &&
- ( ChannelsDatarate <= Channels[i + j].DrRange.Fields.Max ) ) == false )
- { // Check if the current channel selection supports the given datarate
- continue;
+ AdrAckCounter = 0;
+#if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
+ if( datarate > LORAMAC_MIN_DATARATE )
+ {
+ datarate--;
}
- if( Bands[Channels[i + j].Band].TimeOff > 0 )
- { // Check if the band is available for transmission
- continue;
+#elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
+ if( ( datarate > LORAMAC_MIN_DATARATE ) && ( datarate == DR_8 ) )
+ {
+ datarate = DR_4;
}
- if( AggregatedTimeOff > 0 )
- { // Check if there is time available for transmission
- continue;
+ else if( datarate > LORAMAC_MIN_DATARATE )
+ {
+ datarate--;
}
- enabledChannels[nbEnabledChannels++] = i + j;
+#else
+#error "Please define a frequency band in the compiler options."
+#endif
}
}
}
- if( nbEnabledChannels > 0 )
- {
- Channel = enabledChannels[randr( 0, nbEnabledChannels - 1 )];
- LoRaMacState &= ~MAC_CHANNEL_CHECK;
- TimerStop( &ChannelCheckTimer );
- return 0;
- }
- // No free channel found.
- // Check again
- if( ( LoRaMacState & MAC_CHANNEL_CHECK ) == 0 )
- {
- TimerSetValue( &ChannelCheckTimer, minTime );
- TimerStart( &ChannelCheckTimer );
- LoRaMacState |= MAC_CHANNEL_CHECK;
- }
- return 1;
+
+ *datarateOut = datarate;
+
+ return adrAckReq;
}
-/*
- * TODO: Add documentation
- */
-void OnChannelCheckTimerEvent( void )
+static LoRaMacStatus_t AddMacCommand( uint8_t cmd, uint8_t p1, uint8_t p2 )
{
- TimerStop( &ChannelCheckTimer );
-
- LoRaMacState &= ~MAC_CHANNEL_CHECK;
- if( LoRaMacSetNextChannel( ) == 0 )
- {
- if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
- {
- LoRaMacSendFrameOnChannel( Channels[Channel] );
- }
- }
-}
-
-/*!
- * Adds a new MAC command to be sent.
- *
- * \Remark MAC layer internal function
- *
- * \param [in] cmd MAC command to be added
- * [MOTE_MAC_LINK_CHECK_REQ,
- * MOTE_MAC_LINK_ADR_ANS,
- * MOTE_MAC_DUTY_CYCLE_ANS,
- * MOTE_MAC_RX2_PARAM_SET_ANS,
- * MOTE_MAC_DEV_STATUS_ANS
- * MOTE_MAC_NEW_CHANNEL_ANS]
- * \param [in] p1 1st parameter ( optional depends on the command )
- * \param [in] p2 2nd parameter ( optional depends on the command )
- *
- * \retval status Function status [0: OK, 1: Unknown command, 2: Busy]
- */
-static uint8_t AddMacCommand( uint8_t cmd, uint8_t p1, uint8_t p2 )
-{
- uint8_t status = 2; // Busy
+ LoRaMacStatus_t status = LORAMAC_STATUS_BUSY;
switch( cmd )
{
@@ -755,7 +1892,7 @@
{
MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
// No payload for this command
- status = 0; // OK
+ status = LORAMAC_STATUS_OK;
}
break;
case MOTE_MAC_LINK_ADR_ANS:
@@ -764,7 +1901,7 @@
MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
// Margin
MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
- status = 0; // OK
+ status = LORAMAC_STATUS_OK;
}
break;
case MOTE_MAC_DUTY_CYCLE_ANS:
@@ -772,7 +1909,7 @@
{
MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
// No payload for this answer
- status = 0; // OK
+ status = LORAMAC_STATUS_OK;
}
break;
case MOTE_MAC_RX_PARAM_SETUP_ANS:
@@ -781,7 +1918,7 @@
MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
// Status: Datarate ACK, Channel ACK
MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
- status = 0; // OK
+ status = LORAMAC_STATUS_OK;
}
break;
case MOTE_MAC_DEV_STATUS_ANS:
@@ -792,7 +1929,7 @@
// 2nd byte Margin
MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
MacCommandsBuffer[MacCommandsBufferIndex++] = p2;
- status = 0; // OK
+ status = LORAMAC_STATUS_OK;
}
break;
case MOTE_MAC_NEW_CHANNEL_ANS:
@@ -801,7 +1938,7 @@
MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
// Status: Datarate range OK, Channel frequency OK
MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
- status = 0; // OK
+ status = LORAMAC_STATUS_OK;
}
break;
case MOTE_MAC_RX_TIMING_SETUP_ANS:
@@ -809,642 +1946,20 @@
{
MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
// No payload for this answer
- status = 0; // OK
+ status = LORAMAC_STATUS_OK;
}
break;
default:
- return 1; // Unknown command
+ return LORAMAC_STATUS_SERVICE_UNKNOWN;
}
- if( status == 0 )
+ if( status == LORAMAC_STATUS_OK )
{
MacCommandsInNextTx = true;
}
return status;
}
-// TODO: Add Documentation
-static void LoRaMacNotify( LoRaMacEventFlags_t *flags, LoRaMacEventInfo_t *info )
-{
- if( ( LoRaMacCallbacks != NULL ) && ( LoRaMacCallbacks->MacEvent != NULL ) )
- {
- LoRaMacCallbacks->MacEvent( flags, info );
- }
- flags->Value = 0;
-}
-
-void LoRaMacInit( LoRaMacCallbacks_t *callbacks )
-{
- LoRaMacCallbacks = callbacks;
-
- LoRaMacEventFlags.Value = 0;
-
- LoRaMacEventInfo.TxAckReceived = false;
- LoRaMacEventInfo.TxNbRetries = 0;
- LoRaMacEventInfo.TxDatarate = 7;
- LoRaMacEventInfo.RxPort = 1;
- LoRaMacEventInfo.RxBuffer = NULL;
- LoRaMacEventInfo.RxBufferSize = 0;
- LoRaMacEventInfo.RxRssi = 0;
- LoRaMacEventInfo.RxSnr = 0;
- LoRaMacEventInfo.Energy = 0;
- LoRaMacEventInfo.DemodMargin = 0;
- LoRaMacEventInfo.NbGateways = 0;
- LoRaMacEventInfo.Status = LORAMAC_EVENT_INFO_STATUS_OK;
-
- LoRaMacDeviceClass = CLASS_A;
-
- UpLinkCounter = 1;
- DownLinkCounter = 0;
-
- IsLoRaMacNetworkJoined = false;
- LoRaMacState = MAC_IDLE;
-
-#if defined( USE_BAND_433 )
- ChannelsMask[0] = LC( 1 ) + LC( 2 ) + LC( 3 );
-#elif defined( USE_BAND_780 )
- ChannelsMask[0] = LC( 1 ) + LC( 2 ) + LC( 3 );
-#elif defined( USE_BAND_868 )
- ChannelsMask[0] = LC( 1 ) + LC( 2 ) + LC( 3 );
-#elif defined( USE_BAND_915 )
- ChannelsMask[0] = 0xFFFF;
- ChannelsMask[1] = 0xFFFF;
- ChannelsMask[2] = 0xFFFF;
- ChannelsMask[3] = 0xFFFF;
- ChannelsMask[4] = 0x00FF;
- ChannelsMask[5] = 0x0000;
-#elif defined( USE_BAND_915_HYBRID )
- ChannelsMask[0] = 0x00FF;
- ChannelsMask[1] = 0x0000;
- ChannelsMask[2] = 0x0000;
- ChannelsMask[3] = 0x0000;
- ChannelsMask[4] = 0x0001;
- ChannelsMask[5] = 0x0000;
-#else
- #error "Please define a frequency band in the compiler options."
-#endif
-
-#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
- // 125 kHz channels
- for( uint8_t i = 0; i < LORA_MAX_NB_CHANNELS - 8; i++ )
- {
- Channels[i].Frequency = 902.3e6 + i * 200e3;
- Channels[i].DrRange.Value = ( DR_3 << 4 ) | DR_0;
- Channels[i].Band = 0;
- }
- // 500 kHz channels
- for( uint8_t i = LORA_MAX_NB_CHANNELS - 8; i < LORA_MAX_NB_CHANNELS; i++ )
- {
- Channels[i].Frequency = 903.0e6 + ( i - ( LORA_MAX_NB_CHANNELS - 8 ) ) * 1.6e6;
- Channels[i].DrRange.Value = ( DR_4 << 4 ) | DR_4;
- Channels[i].Band = 0;
- }
-#endif
-
- ChannelsTxPower = LORAMAC_DEFAULT_TX_POWER;
- ChannelsDefaultDatarate = ChannelsDatarate = LORAMAC_DEFAULT_DATARATE;
- ChannelsNbRep = 1;
- ChannelsNbRepCounter = 0;
-
- MaxDCycle = 0;
- AggregatedDCycle = 1;
- AggregatedLastTxDoneTime = 0;
- AggregatedTimeOff = 0;
-
-#if defined( USE_BAND_433 )
- DutyCycleOn = false;
-#elif defined( USE_BAND_780 )
- DutyCycleOn = false;
-#elif defined( USE_BAND_868 )
- DutyCycleOn = true;
-#elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
- DutyCycleOn = false;
-#else
- #error "Please define a frequency band in the compiler options."
-#endif
-
- MaxRxWindow = MAX_RX_WINDOW;
- ReceiveDelay1 = RECEIVE_DELAY1;
- ReceiveDelay2 = RECEIVE_DELAY2;
- JoinAcceptDelay1 = JOIN_ACCEPT_DELAY1;
- JoinAcceptDelay2 = JOIN_ACCEPT_DELAY2;
-
- TimerInit( &MacStateCheckTimer, OnMacStateCheckTimerEvent );
- TimerSetValue( &MacStateCheckTimer, MAC_STATE_CHECK_TIMEOUT );
-
- TimerInit( &ChannelCheckTimer, OnChannelCheckTimerEvent );
- TimerInit( &TxDelayedTimer, OnTxDelayedTimerEvent );
- TimerInit( &RxWindowTimer1, OnRxWindow1TimerEvent );
- TimerInit( &RxWindowTimer2, OnRxWindow2TimerEvent );
- TimerInit( &AckTimeoutTimer, OnAckTimeoutTimerEvent );
-
- // Initialize Radio driver
- RadioEvents.TxDone = OnRadioTxDone;
- RadioEvents.RxDone = OnRadioRxDone;
- RadioEvents.RxError = OnRadioRxError;
- RadioEvents.TxTimeout = OnRadioTxTimeout;
- RadioEvents.RxTimeout = OnRadioRxTimeout;
- Radio.Init( &RadioEvents );
-
- // Random seed initialization
- srand1( Radio.Random( ) );
-
- // Initialize channel index.
- Channel = LORA_MAX_NB_CHANNELS;
-
- PublicNetwork = true;
- LoRaMacSetPublicNetwork( PublicNetwork );
- Radio.Sleep( );
-}
-
-void LoRaMacSetAdrOn( bool enable )
-{
- AdrCtrlOn = enable;
-}
-
-void LoRaMacInitNwkIds( uint32_t netID, uint32_t devAddr, uint8_t *nwkSKey, uint8_t *appSKey )
-{
- LoRaMacNetID = netID;
- LoRaMacDevAddr = devAddr;
- LoRaMacMemCpy( nwkSKey, LoRaMacNwkSKey, 16 );
- LoRaMacMemCpy( appSKey, LoRaMacAppSKey, 16 );
-
- IsLoRaMacNetworkJoined = true;
-}
-
-void LoRaMacMulticastChannelAdd( MulticastParams_t *channelParam )
-{
- // Reset downlink counter
- channelParam->DownLinkCounter = 0;
-
- if( MulticastChannels == NULL )
- {
- MulticastChannels = channelParam;
- }
- else
- {
- MulticastParams_t *cur = MulticastChannels;
- while( cur->Next != NULL )
- {
- cur = cur->Next;
- }
- cur->Next = channelParam;
- }
-}
-
-void LoRaMacMulticastChannelRemove( MulticastParams_t *channelParam )
-{
- MulticastParams_t *cur = NULL;
-
- // Remove the front element
- if( MulticastChannels == channelParam )
- {
- if( MulticastChannels != NULL )
- {
- cur = MulticastChannels;
- MulticastChannels = MulticastChannels->Next;
- cur->Next = NULL;
- // Last node in the list
- if( cur == MulticastChannels )
- {
- MulticastChannels = NULL;
- }
- }
- return;
- }
-
- // Remove last element
- if( channelParam->Next == NULL )
- {
- if( MulticastChannels != NULL )
- {
- cur = MulticastChannels;
- MulticastParams_t *last = NULL;
- while( cur->Next != NULL )
- {
- last = cur;
- cur = cur->Next;
- }
- if( last != NULL )
- {
- last->Next = NULL;
- }
- // Last node in the list
- if( cur == last )
- {
- MulticastChannels = NULL;
- }
- }
- return;
- }
-
- // Remove a middle element
- cur = MulticastChannels;
- while( cur != NULL )
- {
- if( cur->Next == channelParam )
- {
- break;
- }
- cur = cur->Next;
- }
- if( cur != NULL )
- {
- MulticastParams_t *tmp = cur ->Next;
- cur->Next = tmp->Next;
- tmp->Next = NULL;
- }
-}
-
-uint8_t LoRaMacJoinReq( uint8_t *devEui, uint8_t *appEui, uint8_t *appKey )
-{
- LoRaMacHeader_t macHdr;
-
- LoRaMacDevEui = devEui;
- LoRaMacAppEui = appEui;
- LoRaMacAppKey = appKey;
-
- macHdr.Value = 0;
- macHdr.Bits.MType = FRAME_TYPE_JOIN_REQ;
-
- IsLoRaMacNetworkJoined = false;
-
-#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
- static uint8_t drSwitch = 0;
-
- if( ( ++drSwitch & 0x01 ) == 0x01 )
- {
- ChannelsDatarate = DR_0;
- }
- else
- {
- ChannelsDatarate = DR_4;
- }
-#endif
- return LoRaMacSend( &macHdr, NULL, 0, NULL, 0 );
-}
-
-uint8_t LoRaMacLinkCheckReq( void )
-{
- return AddMacCommand( MOTE_MAC_LINK_CHECK_REQ, 0, 0 );
-}
-
-uint8_t LoRaMacSendFrame( uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
-{
- LoRaMacHeader_t macHdr;
-
- macHdr.Value = 0;
-
- macHdr.Bits.MType = FRAME_TYPE_DATA_UNCONFIRMED_UP;
- return LoRaMacSend( &macHdr, NULL, fPort, fBuffer, fBufferSize );
-}
-
-uint8_t LoRaMacSendConfirmedFrame( uint8_t fPort, void *fBuffer, uint16_t fBufferSize, uint8_t retries )
-{
- LoRaMacHeader_t macHdr;
-
- if( AdrCtrlOn == false )
- {
- ChannelsDatarate = ChannelsDefaultDatarate;
- }
- AckTimeoutRetries = retries;
- AckTimeoutRetriesCounter = 1;
-
- macHdr.Value = 0;
-
- macHdr.Bits.MType = FRAME_TYPE_DATA_CONFIRMED_UP;
- return LoRaMacSend( &macHdr, NULL, fPort, fBuffer, fBufferSize );
-}
-
-uint8_t LoRaMacSend( LoRaMacHeader_t *macHdr, uint8_t *fOpts, uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
-{
- LoRaMacFrameCtrl_t fCtrl;
-
- fCtrl.Value = 0;
-
- fCtrl.Bits.FOptsLen = 0;
- fCtrl.Bits.FPending = 0;
- fCtrl.Bits.Ack = false;
- fCtrl.Bits.AdrAckReq = false;
- fCtrl.Bits.Adr = AdrCtrlOn;
-
- if( LoRaMacSetNextChannel( ) == 0 )
- {
- return LoRaMacSendOnChannel( Channels[Channel], macHdr, &fCtrl, fOpts, fPort, fBuffer, fBufferSize );
- }
- return 5;
-}
-
-uint8_t LoRaMacPrepareFrame( ChannelParams_t channel, LoRaMacHeader_t *macHdr, LoRaMacFrameCtrl_t *fCtrl, uint8_t *fOpts, uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
-{
- uint16_t i;
- uint8_t pktHeaderLen = 0;
- uint32_t mic = 0;
-
- LoRaMacBufferPktLen = 0;
-
- NodeAckRequested = false;
-
- if( fBuffer == NULL )
- {
- fBufferSize = 0;
- }
- else
- {
- if( ValidatePayloadLength( fBufferSize, ChannelsDatarate ) == false )
- {
- return 3;
- }
- }
-
- LoRaMacBuffer[pktHeaderLen++] = macHdr->Value;
-
- switch( macHdr->Bits.MType )
- {
- case FRAME_TYPE_JOIN_REQ:
- RxWindow1Delay = JoinAcceptDelay1 - RADIO_WAKEUP_TIME;
- RxWindow2Delay = JoinAcceptDelay2 - RADIO_WAKEUP_TIME;
-
- LoRaMacBufferPktLen = pktHeaderLen;
-
- LoRaMacMemCpy( LoRaMacAppEui, LoRaMacBuffer + LoRaMacBufferPktLen, 8 );
- LoRaMacBufferPktLen += 8;
- LoRaMacMemCpy( LoRaMacDevEui, LoRaMacBuffer + LoRaMacBufferPktLen, 8 );
- LoRaMacBufferPktLen += 8;
-
- LoRaMacDevNonce = Radio.Random( );
-
- LoRaMacBuffer[LoRaMacBufferPktLen++] = LoRaMacDevNonce & 0xFF;
- LoRaMacBuffer[LoRaMacBufferPktLen++] = ( LoRaMacDevNonce >> 8 ) & 0xFF;
-
- LoRaMacJoinComputeMic( LoRaMacBuffer, LoRaMacBufferPktLen & 0xFF, LoRaMacAppKey, &mic );
-
- LoRaMacBuffer[LoRaMacBufferPktLen++] = mic & 0xFF;
- LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 8 ) & 0xFF;
- LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 16 ) & 0xFF;
- LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 24 ) & 0xFF;
-
- break;
- case FRAME_TYPE_DATA_CONFIRMED_UP:
- NodeAckRequested = true;
- //Intentional falltrough
- case FRAME_TYPE_DATA_UNCONFIRMED_UP:
- if( IsLoRaMacNetworkJoined == false )
- {
- return 2; // No network has been joined yet
- }
-
- RxWindow1Delay = ReceiveDelay1 - RADIO_WAKEUP_TIME;
- RxWindow2Delay = ReceiveDelay2 - RADIO_WAKEUP_TIME;
-
- if( fOpts == NULL )
- {
- fCtrl->Bits.FOptsLen = 0;
- }
-
- if( SrvAckRequested == true )
- {
- SrvAckRequested = false;
- fCtrl->Bits.Ack = 1;
- }
-
- if( fCtrl->Bits.Adr == true )
- {
- if( ChannelsDatarate == LORAMAC_MIN_DATARATE )
- {
- AdrAckCounter = 0;
- fCtrl->Bits.AdrAckReq = false;
- }
- else
- {
- if( AdrAckCounter > ADR_ACK_LIMIT )
- {
- fCtrl->Bits.AdrAckReq = true;
- }
- else
- {
- fCtrl->Bits.AdrAckReq = false;
- }
- if( AdrAckCounter > ( ADR_ACK_LIMIT + ADR_ACK_DELAY ) )
- {
- AdrAckCounter = 0;
-#if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
- if( ChannelsDatarate > LORAMAC_MIN_DATARATE )
- {
- ChannelsDatarate--;
- }
- else
- {
- // Re-enable default channels LC1, LC2, LC3
- ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
- }
-#elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
- if( ( ChannelsDatarate > LORAMAC_MIN_DATARATE ) && ( ChannelsDatarate == DR_8 ) )
- {
- ChannelsDatarate = DR_4;
- }
- if( ChannelsDatarate > LORAMAC_MIN_DATARATE )
- {
- ChannelsDatarate--;
- }
- else
- {
-#if defined( USE_BAND_915 )
- // Re-enable default channels
- ChannelsMask[0] = 0xFFFF;
- ChannelsMask[1] = 0xFFFF;
- ChannelsMask[2] = 0xFFFF;
- ChannelsMask[3] = 0xFFFF;
- ChannelsMask[4] = 0x00FF;
- ChannelsMask[5] = 0x0000;
-#else // defined( USE_BAND_915_HYBRID )
- // Re-enable default channels
- ChannelsMask[0] = 0x00FF;
- ChannelsMask[1] = 0x0000;
- ChannelsMask[2] = 0x0000;
- ChannelsMask[3] = 0x0000;
- ChannelsMask[4] = 0x0001;
- ChannelsMask[5] = 0x0000;
-#endif
- }
-#else
- #error "Please define a frequency band in the compiler options."
-#endif
- }
- }
- }
-
- LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr ) & 0xFF;
- LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 8 ) & 0xFF;
- LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 16 ) & 0xFF;
- LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 24 ) & 0xFF;
-
- LoRaMacBuffer[pktHeaderLen++] = fCtrl->Value;
-
- LoRaMacBuffer[pktHeaderLen++] = UpLinkCounter & 0xFF;
- LoRaMacBuffer[pktHeaderLen++] = ( UpLinkCounter >> 8 ) & 0xFF;
-
- if( fOpts != NULL )
- {
- for( i = 0; i < fCtrl->Bits.FOptsLen; i++ )
- {
- LoRaMacBuffer[pktHeaderLen++] = fOpts[i];
- }
- }
- if( ( MacCommandsBufferIndex + fCtrl->Bits.FOptsLen ) <= 15 )
- {
- if( MacCommandsInNextTx == true )
- {
- fCtrl->Bits.FOptsLen += MacCommandsBufferIndex;
-
- // Update FCtrl field with new value of OptionsLength
- LoRaMacBuffer[0x05] = fCtrl->Value;
- for( i = 0; i < MacCommandsBufferIndex; i++ )
- {
- LoRaMacBuffer[pktHeaderLen++] = MacCommandsBuffer[i];
- }
- }
- }
- MacCommandsInNextTx = false;
- MacCommandsBufferIndex = 0;
-
- if( ( pktHeaderLen + fBufferSize ) > LORAMAC_PHY_MAXPAYLOAD )
- {
- return 3;
- }
-
- if( fBuffer != NULL )
- {
- LoRaMacBuffer[pktHeaderLen++] = fPort;
-
- if( fPort == 0 )
- {
- LoRaMacPayloadEncrypt( ( uint8_t* )fBuffer, fBufferSize, LoRaMacNwkSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, LoRaMacPayload );
- }
- else
- {
- LoRaMacPayloadEncrypt( ( uint8_t* )fBuffer, fBufferSize, LoRaMacAppSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, LoRaMacPayload );
- }
- LoRaMacMemCpy( LoRaMacPayload, LoRaMacBuffer + pktHeaderLen, fBufferSize );
- }
- LoRaMacBufferPktLen = pktHeaderLen + fBufferSize;
-
- LoRaMacComputeMic( LoRaMacBuffer, LoRaMacBufferPktLen, LoRaMacNwkSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, &mic );
-
- if( ( LoRaMacBufferPktLen + LORAMAC_MFR_LEN ) > LORAMAC_PHY_MAXPAYLOAD )
- {
- return 3;
- }
- LoRaMacBuffer[LoRaMacBufferPktLen + 0] = mic & 0xFF;
- LoRaMacBuffer[LoRaMacBufferPktLen + 1] = ( mic >> 8 ) & 0xFF;
- LoRaMacBuffer[LoRaMacBufferPktLen + 2] = ( mic >> 16 ) & 0xFF;
- LoRaMacBuffer[LoRaMacBufferPktLen + 3] = ( mic >> 24 ) & 0xFF;
-
- LoRaMacBufferPktLen += LORAMAC_MFR_LEN;
- break;
- default:
- return 4;
- }
-
- return 0;
-}
-
-uint8_t LoRaMacSendFrameOnChannel( ChannelParams_t channel )
-{
- LoRaMacEventInfo.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
- LoRaMacEventInfo.TxDatarate = ChannelsDatarate;
-
- ChannelsTxPower = LimitTxPower( ChannelsTxPower );
-
- Radio.SetChannel( channel.Frequency );
- Radio.SetMaxPayloadLength( MODEM_LORA, LoRaMacBufferPktLen );
-
-#if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
- if( ChannelsDatarate == DR_7 )
- { // High Speed FSK channel
- Radio.SetTxConfig( MODEM_FSK, TxPowers[ChannelsTxPower], 25e3, 0, Datarates[ChannelsDatarate] * 1e3, 0, 5, false, true, 0, 0, false, 3e6 );
- TxTimeOnAir = Radio.TimeOnAir( MODEM_FSK, LoRaMacBufferPktLen );
- }
- else if( ChannelsDatarate == DR_6 )
- { // High speed LoRa channel
- Radio.SetTxConfig( MODEM_LORA, TxPowers[ChannelsTxPower], 0, 1, Datarates[ChannelsDatarate], 1, 8, false, true, 0, 0, false, 3e6 );
- TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
- }
- else
- { // Normal LoRa channel
- Radio.SetTxConfig( MODEM_LORA, TxPowers[ChannelsTxPower], 0, 0, Datarates[ChannelsDatarate], 1, 8, false, true, 0, 0, false, 3e6 );
- TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
- }
-#elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
- if( ChannelsDatarate >= DR_4 )
- { // High speed LoRa channel BW500 kHz
- Radio.SetTxConfig( MODEM_LORA, TxPowers[ChannelsTxPower], 0, 2, Datarates[ChannelsDatarate], 1, 8, false, true, 0, 0, false, 3e6 );
- TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
- }
- else
- { // Normal LoRa channel
- Radio.SetTxConfig( MODEM_LORA, TxPowers[ChannelsTxPower], 0, 0, Datarates[ChannelsDatarate], 1, 8, false, true, 0, 0, false, 3e6 );
- TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
- }
-#else
- #error "Please define a frequency band in the compiler options."
-#endif
-
- if( MaxDCycle == 255 )
- {
- return 6;
- }
- if( MaxDCycle == 0 )
- {
- AggregatedTimeOff = 0;
- }
-
- LoRaMacState |= MAC_TX_RUNNING;
- // Starts the MAC layer status check timer
- TimerStart( &MacStateCheckTimer );
-
- if( MAX( Bands[channel.Band].TimeOff, AggregatedTimeOff ) > ( TimerGetCurrentTime( ) ) )
- {
- // Schedule transmission
- TimerSetValue( &TxDelayedTimer, MAX( Bands[channel.Band].TimeOff, AggregatedTimeOff ) );
- TimerStart( &TxDelayedTimer );
- }
- else
- {
- // Send now
- Radio.Send( LoRaMacBuffer, LoRaMacBufferPktLen );
- }
- return 0;
-}
-
-
-void OnTxDelayedTimerEvent( void )
-{
- TimerStop( &TxDelayedTimer );
- Radio.Send( LoRaMacBuffer, LoRaMacBufferPktLen );
-}
-
-uint8_t LoRaMacSendOnChannel( ChannelParams_t channel, LoRaMacHeader_t *macHdr, LoRaMacFrameCtrl_t *fCtrl, uint8_t *fOpts, uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
-{
- uint8_t status = 0;
-
- if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
- {
- return 1; // MAC is busy transmitting a previous frame
- }
-
- status = LoRaMacPrepareFrame( channel, macHdr, fCtrl, fOpts, fPort, fBuffer, fBufferSize );
- if( status != 0 )
- {
- return status;
- }
-
- LoRaMacEventInfo.TxNbRetries = 0;
- LoRaMacEventInfo.TxAckReceived = false;
-
- return LoRaMacSendFrameOnChannel( channel );
-}
-
-static void LoRaMacProcessMacCommands( uint8_t *payload, uint8_t macIndex, uint8_t commandsSize )
+static void ProcessMacCommands( uint8_t *payload, uint8_t macIndex, uint8_t commandsSize, uint8_t snr )
{
while( macIndex < commandsSize )
{
@@ -1452,12 +1967,13 @@
switch( payload[macIndex++] )
{
case SRV_MAC_LINK_CHECK_ANS:
- LoRaMacEventFlags.Bits.LinkCheck = 1;
- LoRaMacEventInfo.DemodMargin = payload[macIndex++];
- LoRaMacEventInfo.NbGateways = payload[macIndex++];
+ MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
+ MlmeConfirm.DemodMargin = payload[macIndex++];
+ MlmeConfirm.NbGateways = payload[macIndex++];
break;
case SRV_MAC_LINK_ADR_REQ:
{
+ uint8_t i;
uint8_t status = 0x07;
uint16_t chMask;
int8_t txPower = 0;
@@ -1465,9 +1981,9 @@
uint8_t nbRep = 0;
uint8_t chMaskCntl = 0;
uint16_t channelsMask[6] = { 0, 0, 0, 0, 0, 0 };
-
+
// Initialize local copy of the channels mask array
- for( uint8_t i = 0; i < 6; i++ )
+ for( i = 0; i < 6; i++ )
{
channelsMask[i] = ChannelsMask[i];
}
@@ -1475,7 +1991,7 @@
txPower = datarate & 0x0F;
datarate = ( datarate >> 4 ) & 0x0F;
- if( ( AdrCtrlOn == false ) &&
+ if( ( AdrCtrlOn == false ) &&
( ( ChannelsDatarate != datarate ) || ( ChannelsTxPower != txPower ) ) )
{ // ADR disabled don't handle ADR requests if server tries to change datarate or txpower
// Answer the server with fail status
@@ -1501,14 +2017,15 @@
{
status &= 0xFE; // Channel mask KO
}
- else if( ( chMaskCntl >= 1 ) && ( chMaskCntl <= 5 ) )
+ else if( ( ( chMaskCntl >= 1 ) && ( chMaskCntl <= 5 )) ||
+ ( chMaskCntl >= 7 ) )
{
// RFU
status &= 0xFE; // Channel mask KO
}
else
{
- for( uint8_t i = 0; i < LORA_MAX_NB_CHANNELS; i++ )
+ for( i = 0; i < LORA_MAX_NB_CHANNELS; i++ )
{
if( chMaskCntl == 6 )
{
@@ -1567,7 +2084,7 @@
}
}
channelsMask[chMaskCntl] = chMask;
-
+
if( CountNbEnabled125kHzChannels( channelsMask ) < 6 )
{
status &= 0xFE; // Channel mask KO
@@ -1576,8 +2093,7 @@
#else
#error "Please define a frequency band in the compiler options."
#endif
- if( ( ( datarate < LORAMAC_MIN_DATARATE ) ||
- ( datarate > LORAMAC_MAX_DATARATE ) ) == true )
+ if( ValueInRange( datarate, LORAMAC_MIN_DATARATE, LORAMAC_MAX_DATARATE ) == false )
{
status &= 0xFD; // Datarate KO
}
@@ -1585,8 +2101,7 @@
//
// Remark MaxTxPower = 0 and MinTxPower = 5
//
- if( ( ( LORAMAC_MAX_TX_POWER <= txPower ) &&
- ( txPower <= LORAMAC_MIN_TX_POWER ) ) == false )
+ if( ValueInRange( txPower, LORAMAC_MAX_TX_POWER, LORAMAC_MIN_TX_POWER ) == false )
{
status &= 0xFB; // TxPower KO
}
@@ -1625,32 +2140,37 @@
int8_t datarate = 0;
int8_t drOffset = 0;
uint32_t freq = 0;
-
+
drOffset = ( payload[macIndex] >> 4 ) & 0x07;
datarate = payload[macIndex] & 0x0F;
macIndex++;
- freq = ( uint32_t )payload[macIndex++];
+
+ freq = ( uint32_t )payload[macIndex++];
freq |= ( uint32_t )payload[macIndex++] << 8;
freq |= ( uint32_t )payload[macIndex++] << 16;
freq *= 100;
-
+
if( Radio.CheckRfFrequency( freq ) == false )
{
status &= 0xFE; // Channel frequency KO
}
-
- if( ( ( datarate < LORAMAC_MIN_DATARATE ) ||
- ( datarate > LORAMAC_MAX_DATARATE ) ) == true )
+
+ if( ValueInRange( datarate, LORAMAC_MIN_DATARATE, LORAMAC_MAX_DATARATE ) == false )
{
status &= 0xFD; // Datarate KO
}
-
- if( ( ( drOffset < LORAMAC_MIN_RX1_DR_OFFSET ) ||
- ( drOffset > LORAMAC_MAX_RX1_DR_OFFSET ) ) == true )
+#if ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
+ if( ( ValueInRange( datarate, DR_5, DR_7 ) == true ) ||
+ ( datarate > DR_13 ) )
+ {
+ status &= 0xFD; // Datarate KO
+ }
+#endif
+ if( ValueInRange( drOffset, LORAMAC_MIN_RX1_DR_OFFSET, LORAMAC_MAX_RX1_DR_OFFSET ) == false )
{
status &= 0xFB; // Rx1DrOffset range KO
}
-
+
if( ( status & 0x07 ) == 0x07 )
{
Rx2Channel.Datarate = datarate;
@@ -1667,51 +2187,48 @@
{
batteryLevel = LoRaMacCallbacks->GetBatteryLevel( );
}
- AddMacCommand( MOTE_MAC_DEV_STATUS_ANS, batteryLevel, LoRaMacEventInfo.RxSnr );
+ AddMacCommand( MOTE_MAC_DEV_STATUS_ANS, batteryLevel, snr );
+ break;
}
- break;
case SRV_MAC_NEW_CHANNEL_REQ:
{
uint8_t status = 0x03;
+#if ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
+ status &= 0xFE; // Channel frequency KO
+#else
int8_t channelIndex = 0;
ChannelParams_t chParam;
-
+
channelIndex = payload[macIndex++];
chParam.Frequency = ( uint32_t )payload[macIndex++];
chParam.Frequency |= ( uint32_t )payload[macIndex++] << 8;
chParam.Frequency |= ( uint32_t )payload[macIndex++] << 16;
chParam.Frequency *= 100;
chParam.DrRange.Value = payload[macIndex++];
-
- if( ( channelIndex < 3 ) || ( channelIndex > LORA_MAX_NB_CHANNELS ) )
+
+ if( ValueInRange( channelIndex, 3, LORA_MAX_NB_CHANNELS - 1 ) == false )
+
{
status &= 0xFE; // Channel frequency KO
}
-
+
if( Radio.CheckRfFrequency( chParam.Frequency ) == false )
{
status &= 0xFE; // Channel frequency KO
}
- if( ( chParam.DrRange.Fields.Min > chParam.DrRange.Fields.Max ) ||
- ( ( ( LORAMAC_MIN_DATARATE <= chParam.DrRange.Fields.Min ) &&
- ( chParam.DrRange.Fields.Min <= LORAMAC_MAX_DATARATE ) ) == false ) ||
- ( ( ( LORAMAC_MIN_DATARATE <= chParam.DrRange.Fields.Max ) &&
- ( chParam.DrRange.Fields.Max <= LORAMAC_MAX_DATARATE ) ) == false ) )
+ if( LoRaMacChannelAdd( channelIndex, chParam ) != LORAMAC_STATUS_OK )
{
status &= 0xFD; // Datarate range KO
}
- if( ( status & 0x03 ) == 0x03 )
- {
- LoRaMacSetChannel( channelIndex, chParam );
- }
+#endif
AddMacCommand( MOTE_MAC_NEW_CHANNEL_ANS, status, 0 );
}
break;
case SRV_MAC_RX_TIMING_SETUP_REQ:
{
uint8_t delay = payload[macIndex++] & 0x0F;
-
+
if( delay == 0 )
{
delay++;
@@ -1728,891 +2245,836 @@
}
}
-/*!
- * Function to be executed on Tx Done event
- */
-static void OnRadioTxDone( void )
+LoRaMacStatus_t Send( LoRaMacHeader_t *macHdr, uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
{
- TimerTime_t curTime = TimerGetCurrentTime( );
- if( LoRaMacDeviceClass != CLASS_C )
- {
- Radio.Sleep( );
- }
- else
- {
- OnRxWindow2TimerEvent( );
- }
-
- // Update Band Time OFF
- Bands[Channels[Channel].Band].LastTxDoneTime = curTime;
- if( DutyCycleOn == true )
- {
- Bands[Channels[Channel].Band].TimeOff = TxTimeOnAir * Bands[Channels[Channel].Band].DCycle - TxTimeOnAir;
- }
- else
- {
- Bands[Channels[Channel].Band].TimeOff = 0;
- }
- // Update Agregated Time OFF
- AggregatedLastTxDoneTime = curTime;
- AggregatedTimeOff = AggregatedTimeOff + ( TxTimeOnAir * AggregatedDCycle - TxTimeOnAir );
-
- if( IsRxWindowsEnabled == true )
+ LoRaMacFrameCtrl_t fCtrl;
+ LoRaMacStatus_t status = LORAMAC_STATUS_PARAMETER_INVALID;
+
+ fCtrl.Value = 0;
+ fCtrl.Bits.FOptsLen = 0;
+ fCtrl.Bits.FPending = 0;
+ fCtrl.Bits.Ack = false;
+ fCtrl.Bits.AdrAckReq = false;
+ fCtrl.Bits.Adr = AdrCtrlOn;
+
+ // Prepare the frame
+ status = PrepareFrame( macHdr, &fCtrl, fPort, fBuffer, fBufferSize );
+
+ // Validate status
+ if( status != LORAMAC_STATUS_OK )
{
- TimerSetValue( &RxWindowTimer1, RxWindow1Delay );
- TimerStart( &RxWindowTimer1 );
- if( LoRaMacDeviceClass != CLASS_C )
- {
- TimerSetValue( &RxWindowTimer2, RxWindow2Delay );
- TimerStart( &RxWindowTimer2 );
- }
- if( ( LoRaMacDeviceClass == CLASS_C ) || ( NodeAckRequested == true ) )
- {
- TimerSetValue( &AckTimeoutTimer, RxWindow2Delay + ACK_TIMEOUT +
- randr( -ACK_TIMEOUT_RND, ACK_TIMEOUT_RND ) );
- TimerStart( &AckTimeoutTimer );
- }
+ return status;
}
- else
- {
- LoRaMacEventFlags.Bits.Tx = 1;
- LoRaMacEventInfo.Status = LORAMAC_EVENT_INFO_STATUS_OK;
- }
-
- if( NodeAckRequested == false )
- {
- LoRaMacEventInfo.Status = LORAMAC_EVENT_INFO_STATUS_OK;
- ChannelsNbRepCounter++;
- }
+
+ // Reset confirm parameters
+ McpsConfirm.NbRetries = 0;
+ McpsConfirm.AckReceived = false;
+ McpsConfirm.UpLinkCounter = UpLinkCounter;
+
+ status = ScheduleTx( );
+
+ return status;
}
-/*!
- * Function to be executed on Rx Done event
- */
-static void OnRadioRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr )
+static LoRaMacStatus_t ScheduleTx( )
{
- LoRaMacHeader_t macHdr;
- LoRaMacFrameCtrl_t fCtrl;
-
- uint8_t pktHeaderLen = 0;
- uint32_t address = 0;
- uint8_t appPayloadStartIndex = 0;
- uint8_t port = 0xFF;
- uint8_t frameLen = 0;
- uint32_t mic = 0;
- uint32_t micRx = 0;
-
- uint16_t sequenceCounter = 0;
- uint16_t sequenceCounterPrev = 0;
- uint16_t sequenceCounterDiff = 0;
- uint32_t downLinkCounter = 0;
-
- MulticastParams_t *curMulticastParams = NULL;
- uint8_t *nwkSKey = LoRaMacNwkSKey;
- uint8_t *appSKey = LoRaMacAppSKey;
-
- bool isMicOk = false;
-
- if( LoRaMacDeviceClass != CLASS_C )
+ TimerTime_t dutyCycleTimeOff = 0;
+
+ // Check if the device is off
+ if( MaxDCycle == 255 )
+ {
+ return LORAMAC_STATUS_DEVICE_OFF;
+ }
+ if( MaxDCycle == 0 )
{
- Radio.Sleep( );
+ AggregatedTimeOff = 0;
+ }
+
+ // Select channel
+ dutyCycleTimeOff = SetNextChannel( );
+
+ // Schedule transmission of frame
+ if( dutyCycleTimeOff == 0 )
+ {
+ // Try to send now
+ return SendFrameOnChannel( Channels[Channel] );
}
else
{
- if( LoRaMacEventFlags.Bits.RxSlot == 0 )
- {
- OnRxWindow2TimerEvent( );
- }
+ // Send later - prepare timer
+ LoRaMacState |= MAC_TX_DELAYED;
+ TimerSetValue( &TxDelayedTimer, dutyCycleTimeOff );
+ TimerStart( &TxDelayedTimer );
+
+ return LORAMAC_STATUS_OK;
}
- TimerStop( &RxWindowTimer2 );
-
- macHdr.Value = payload[pktHeaderLen++];
-
- switch( macHdr.Bits.MType )
+}
+
+LoRaMacStatus_t PrepareFrame( LoRaMacHeader_t *macHdr, LoRaMacFrameCtrl_t *fCtrl, uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
+{
+ uint16_t i;
+ uint8_t pktHeaderLen = 0;
+ uint32_t mic = 0;
+ const void* payload = fBuffer;
+ uint8_t payloadSize = fBufferSize;
+ uint8_t framePort = fPort;
+
+ LoRaMacBufferPktLen = 0;
+
+ NodeAckRequested = false;
+
+ if( fBuffer == NULL )
{
- case FRAME_TYPE_JOIN_ACCEPT:
- if( IsLoRaMacNetworkJoined == true )
- {
- break;
- }
- LoRaMacJoinDecrypt( payload + 1, size - 1, LoRaMacAppKey, LoRaMacRxPayload + 1 );
-
- LoRaMacRxPayload[0] = macHdr.Value;
-
- LoRaMacJoinComputeMic( LoRaMacRxPayload, size - LORAMAC_MFR_LEN, LoRaMacAppKey, &mic );
-
- micRx |= ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN];
- micRx |= ( ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN + 1] << 8 );
- micRx |= ( ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN + 2] << 16 );
- micRx |= ( ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN + 3] << 24 );
-
- if( micRx == mic )
+ fBufferSize = 0;
+ }
+
+ LoRaMacBuffer[pktHeaderLen++] = macHdr->Value;
+
+ switch( macHdr->Bits.MType )
+ {
+ case FRAME_TYPE_JOIN_REQ:
+ RxWindow1Delay = JoinAcceptDelay1 - RADIO_WAKEUP_TIME;
+ RxWindow2Delay = JoinAcceptDelay2 - RADIO_WAKEUP_TIME;
+
+ LoRaMacBufferPktLen = pktHeaderLen;
+
+ memcpyr( LoRaMacBuffer + LoRaMacBufferPktLen, LoRaMacAppEui, 8 );
+ LoRaMacBufferPktLen += 8;
+ memcpyr( LoRaMacBuffer + LoRaMacBufferPktLen, LoRaMacDevEui, 8 );
+ LoRaMacBufferPktLen += 8;
+
+ LoRaMacDevNonce = Radio.Random( );
+
+ LoRaMacBuffer[LoRaMacBufferPktLen++] = LoRaMacDevNonce & 0xFF;
+ LoRaMacBuffer[LoRaMacBufferPktLen++] = ( LoRaMacDevNonce >> 8 ) & 0xFF;
+
+ LoRaMacJoinComputeMic( LoRaMacBuffer, LoRaMacBufferPktLen & 0xFF, LoRaMacAppKey, &mic );
+
+ LoRaMacBuffer[LoRaMacBufferPktLen++] = mic & 0xFF;
+ LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 8 ) & 0xFF;
+ LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 16 ) & 0xFF;
+ LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 24 ) & 0xFF;
+
+ break;
+ case FRAME_TYPE_DATA_CONFIRMED_UP:
+ NodeAckRequested = true;
+ //Intentional falltrough
+ case FRAME_TYPE_DATA_UNCONFIRMED_UP:
+ if( IsLoRaMacNetworkJoined == false )
{
- LoRaMacEventFlags.Bits.Rx = 1;
- LoRaMacEventInfo.RxSnr = snr;
- LoRaMacEventInfo.RxRssi = rssi;
-
- LoRaMacJoinComputeSKeys( LoRaMacAppKey, LoRaMacRxPayload + 1, LoRaMacDevNonce, LoRaMacNwkSKey, LoRaMacAppSKey );
-
- LoRaMacNetID = ( uint32_t )LoRaMacRxPayload[4];
- LoRaMacNetID |= ( ( uint32_t )LoRaMacRxPayload[5] << 8 );
- LoRaMacNetID |= ( ( uint32_t )LoRaMacRxPayload[6] << 16 );
-
- LoRaMacDevAddr = ( uint32_t )LoRaMacRxPayload[7];
- LoRaMacDevAddr |= ( ( uint32_t )LoRaMacRxPayload[8] << 8 );
- LoRaMacDevAddr |= ( ( uint32_t )LoRaMacRxPayload[9] << 16 );
- LoRaMacDevAddr |= ( ( uint32_t )LoRaMacRxPayload[10] << 24 );
-
- // DLSettings
- Rx1DrOffset = ( LoRaMacRxPayload[11] >> 4 ) & 0x07;
- Rx2Channel.Datarate = LoRaMacRxPayload[11] & 0x0F;
-#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
- /*
- * WARNING: To be removed once Semtech server implementation
- * is corrected.
- */
- if( Rx2Channel.Datarate == DR_3 )
+ return LORAMAC_STATUS_NO_NETWORK_JOINED; // No network has been joined yet
+ }
+
+ if( ValidatePayloadLength( fBufferSize, ChannelsDatarate, MacCommandsBufferIndex ) == false )
+ {
+ return LORAMAC_STATUS_LENGTH_ERROR;
+ }
+
+ RxWindow1Delay = ReceiveDelay1 - RADIO_WAKEUP_TIME;
+ RxWindow2Delay = ReceiveDelay2 - RADIO_WAKEUP_TIME;
+
+ if( SrvAckRequested == true )
+ {
+ SrvAckRequested = false;
+ fCtrl->Bits.Ack = 1;
+ }
+
+ fCtrl->Bits.AdrAckReq = AdrNextDr( fCtrl->Bits.Adr, true, &ChannelsDatarate );
+
+ LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr ) & 0xFF;
+ LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 8 ) & 0xFF;
+ LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 16 ) & 0xFF;
+ LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 24 ) & 0xFF;
+
+ LoRaMacBuffer[pktHeaderLen++] = fCtrl->Value;
+
+ LoRaMacBuffer[pktHeaderLen++] = UpLinkCounter & 0xFF;
+ LoRaMacBuffer[pktHeaderLen++] = ( UpLinkCounter >> 8 ) & 0xFF;
+
+ if( ( payload != NULL ) && ( payloadSize > 0 ) )
+ {
+ if( ( MacCommandsBufferIndex <= LORA_MAC_COMMAND_MAX_LENGTH ) && ( MacCommandsInNextTx == true ) )
{
- Rx2Channel.Datarate = DR_8;
- }
-#endif
- // RxDelay
- ReceiveDelay1 = ( LoRaMacRxPayload[12] & 0x0F );
- if( ReceiveDelay1 == 0 )
- {
- ReceiveDelay1 = 1;
- }
- ReceiveDelay1 *= 1e6;
- ReceiveDelay2 = ReceiveDelay1 + 1e6;
-
-#if !( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
- //CFList
- if( ( size - 1 ) > 16 )
- {
- ChannelParams_t param;
- param.DrRange.Value = ( DR_5 << 4 ) | DR_0;
-
- for( uint8_t i = 3, j = 0; i < ( 5 + 3 ); i++, j += 3 )
+ fCtrl->Bits.FOptsLen += MacCommandsBufferIndex;
+
+ // Update FCtrl field with new value of OptionsLength
+ LoRaMacBuffer[0x05] = fCtrl->Value;
+ for( i = 0; i < MacCommandsBufferIndex; i++ )
{
- param.Frequency = ( ( uint32_t )LoRaMacRxPayload[13 + j] | ( ( uint32_t )LoRaMacRxPayload[14 + j] << 8 ) | ( ( uint32_t )LoRaMacRxPayload[15 + j] << 16 ) ) * 100;
- LoRaMacSetChannel( i, param );
+ LoRaMacBuffer[pktHeaderLen++] = MacCommandsBuffer[i];
}
}
-#endif
- LoRaMacEventFlags.Bits.JoinAccept = 1;
- IsLoRaMacNetworkJoined = true;
- ChannelsDatarate = ChannelsDefaultDatarate;
- LoRaMacEventInfo.Status = LORAMAC_EVENT_INFO_STATUS_OK;
}
else
{
- LoRaMacEventInfo.Status = LORAMAC_EVENT_INFO_STATUS_JOIN_FAIL;
- }
- break;
- case FRAME_TYPE_DATA_CONFIRMED_DOWN:
- case FRAME_TYPE_DATA_UNCONFIRMED_DOWN:
- {
- address = payload[pktHeaderLen++];
- address |= ( (uint32_t)payload[pktHeaderLen++] << 8 );
- address |= ( (uint32_t)payload[pktHeaderLen++] << 16 );
- address |= ( (uint32_t)payload[pktHeaderLen++] << 24 );
-
- if( address != LoRaMacDevAddr )
+ if( ( MacCommandsBufferIndex > 0 ) && ( MacCommandsInNextTx ) )
{
- curMulticastParams = MulticastChannels;
- while( curMulticastParams != NULL )
- {
- if( address == curMulticastParams->Address )
- {
- LoRaMacEventFlags.Bits.Multicast = 1;
- nwkSKey = curMulticastParams->NwkSKey;
- appSKey = curMulticastParams->AppSKey;
- downLinkCounter = curMulticastParams->DownLinkCounter;
- break;
- }
- curMulticastParams = curMulticastParams->Next;
- }
- if( LoRaMacEventFlags.Bits.Multicast == 0 )
- {
- // We are not the destination of this frame.
- LoRaMacEventFlags.Bits.Tx = 1;
- LoRaMacEventInfo.Status = LORAMAC_EVENT_INFO_STATUS_ADDRESS_FAIL;
- LoRaMacState &= ~MAC_TX_RUNNING;
- return;
- }
+ payloadSize = MacCommandsBufferIndex;
+ payload = MacCommandsBuffer;
+ framePort = 0;
}
- else
- {
- LoRaMacEventFlags.Bits.Multicast = 0;
- nwkSKey = LoRaMacNwkSKey;
- appSKey = LoRaMacAppSKey;
- downLinkCounter = DownLinkCounter;
- }
-
- if( LoRaMacDeviceClass != CLASS_A )
+ }
+ MacCommandsInNextTx = false;
+ MacCommandsBufferIndex = 0;
+
+ if( ( payload != NULL ) && ( payloadSize > 0 ) )
+ {
+ LoRaMacBuffer[pktHeaderLen++] = framePort;
+
+ if( framePort == 0 )
{
- LoRaMacState |= MAC_RX;
- // Starts the MAC layer status check timer
- TimerStart( &MacStateCheckTimer );
- }
- fCtrl.Value = payload[pktHeaderLen++];
-
- sequenceCounter = ( uint16_t )payload[pktHeaderLen++];
- sequenceCounter |= ( uint16_t )payload[pktHeaderLen++] << 8;
-
- appPayloadStartIndex = 8 + fCtrl.Bits.FOptsLen;
-
- micRx |= ( uint32_t )payload[size - LORAMAC_MFR_LEN];
- micRx |= ( (uint32_t)payload[size - LORAMAC_MFR_LEN + 1] << 8 );
- micRx |= ( (uint32_t)payload[size - LORAMAC_MFR_LEN + 2] << 16 );
- micRx |= ( (uint32_t)payload[size - LORAMAC_MFR_LEN + 3] << 24 );
-
- sequenceCounterPrev = ( uint16_t )downLinkCounter;
- sequenceCounterDiff = ( sequenceCounter - sequenceCounterPrev );
-
- if( sequenceCounterDiff < ( 1 << 15 ) )
- {
- downLinkCounter += sequenceCounterDiff;
- LoRaMacComputeMic( payload, size - LORAMAC_MFR_LEN, nwkSKey, address, DOWN_LINK, downLinkCounter, &mic );
- if( micRx == mic )
- {
- isMicOk = true;
- }
+ LoRaMacPayloadEncrypt( (uint8_t* ) payload, payloadSize, LoRaMacNwkSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, LoRaMacPayload );
}
else
{
- // check for downlink counter roll-over
- uint32_t downLinkCounterTmp = downLinkCounter + 0x10000 + ( int16_t )sequenceCounterDiff;
- LoRaMacComputeMic( payload, size - LORAMAC_MFR_LEN, nwkSKey, address, DOWN_LINK, downLinkCounterTmp, &mic );
- if( micRx == mic )
- {
- isMicOk = true;
- downLinkCounter = downLinkCounterTmp;
- }
+ LoRaMacPayloadEncrypt( (uint8_t* ) payload, payloadSize, LoRaMacAppSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, LoRaMacPayload );
}
-
- if( isMicOk == true )
- {
- LoRaMacEventFlags.Bits.Rx = 1;
- LoRaMacEventInfo.RxSnr = snr;
- LoRaMacEventInfo.RxRssi = rssi;
- LoRaMacEventInfo.RxBufferSize = 0;
- AdrAckCounter = 0;
-
- // Update 32 bits downlink counter
- if( LoRaMacEventFlags.Bits.Multicast == 1 )
- {
- curMulticastParams->DownLinkCounter = downLinkCounter;
- }
- else
- {
- DownLinkCounter = downLinkCounter;
- }
-
- if( macHdr.Bits.MType == FRAME_TYPE_DATA_CONFIRMED_DOWN )
- {
- SrvAckRequested = true;
- }
- else
- {
- SrvAckRequested = false;
- }
- // Check if the frame is an acknowledgement
- if( fCtrl.Bits.Ack == 1 )
- {
- LoRaMacEventInfo.TxAckReceived = true;
-
- // Stop the AckTimeout timer as no more retransmissions
- // are needed.
- TimerStop( &AckTimeoutTimer );
- }
- else
- {
- LoRaMacEventInfo.TxAckReceived = false;
- if( AckTimeoutRetriesCounter > AckTimeoutRetries )
- {
- // Stop the AckTimeout timer as no more retransmissions
- // are needed.
- TimerStop( &AckTimeoutTimer );
- }
- }
-
- if( fCtrl.Bits.FOptsLen > 0 )
- {
- // Decode Options field MAC commands
- LoRaMacProcessMacCommands( payload, 8, appPayloadStartIndex );
- }
-
- if( ( ( size - 4 ) - appPayloadStartIndex ) > 0 )
- {
- port = payload[appPayloadStartIndex++];
- frameLen = ( size - 4 ) - appPayloadStartIndex;
-
- if( port == 0 )
- {
- LoRaMacPayloadDecrypt( payload + appPayloadStartIndex,
- frameLen,
- nwkSKey,
- address,
- DOWN_LINK,
- downLinkCounter,
- LoRaMacRxPayload );
-
- // Decode frame payload MAC commands
- LoRaMacProcessMacCommands( LoRaMacRxPayload, 0, frameLen );
- }
- else
- {
- LoRaMacPayloadDecrypt( payload + appPayloadStartIndex,
- frameLen,
- appSKey,
- address,
- DOWN_LINK,
- downLinkCounter,
- LoRaMacRxPayload );
-
- LoRaMacEventFlags.Bits.RxData = 1;
- LoRaMacEventInfo.RxPort = port;
- LoRaMacEventInfo.RxBuffer = LoRaMacRxPayload;
- LoRaMacEventInfo.RxBufferSize = frameLen;
- }
- }
-
- LoRaMacEventInfo.Status = LORAMAC_EVENT_INFO_STATUS_OK;
- }
- else
- {
- LoRaMacEventInfo.TxAckReceived = false;
-
- LoRaMacEventInfo.Status = LORAMAC_EVENT_INFO_STATUS_MIC_FAIL;
- LoRaMacState &= ~MAC_TX_RUNNING;
- if( NodeAckRequested == true )
- {
- OnAckTimeoutTimerEvent( );
- }
- }
+ memcpy1( LoRaMacBuffer + pktHeaderLen, LoRaMacPayload, payloadSize );
+ }
+ LoRaMacBufferPktLen = pktHeaderLen + payloadSize;
+
+ LoRaMacComputeMic( LoRaMacBuffer, LoRaMacBufferPktLen, LoRaMacNwkSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, &mic );
+
+ LoRaMacBuffer[LoRaMacBufferPktLen + 0] = mic & 0xFF;
+ LoRaMacBuffer[LoRaMacBufferPktLen + 1] = ( mic >> 8 ) & 0xFF;
+ LoRaMacBuffer[LoRaMacBufferPktLen + 2] = ( mic >> 16 ) & 0xFF;
+ LoRaMacBuffer[LoRaMacBufferPktLen + 3] = ( mic >> 24 ) & 0xFF;
+
+ LoRaMacBufferPktLen += LORAMAC_MFR_LEN;
+
+ break;
+ case FRAME_TYPE_PROPRIETARY:
+ if( ( fBuffer != NULL ) && ( fBufferSize > 0 ) )
+ {
+ memcpy1( LoRaMacBuffer + pktHeaderLen, ( uint8_t* ) fBuffer, fBufferSize );
+ LoRaMacBufferPktLen = pktHeaderLen + fBufferSize;
}
break;
- case FRAME_TYPE_PROPRIETARY:
- //Intentional falltrough
default:
- LoRaMacEventInfo.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
- LoRaMacState &= ~MAC_TX_RUNNING;
- break;
+ return LORAMAC_STATUS_SERVICE_UNKNOWN;
}
- LoRaMacEventFlags.Bits.Tx = 1;
+
+ return LORAMAC_STATUS_OK;
}
-/*!
- * Function executed on Radio Tx Timeout event
- */
-static void OnRadioTxTimeout( void )
+LoRaMacStatus_t SendFrameOnChannel( ChannelParams_t channel )
{
- if( LoRaMacDeviceClass != CLASS_C )
- {
- Radio.Sleep( );
- }
- else
- {
- OnRxWindow2TimerEvent( );
+ int8_t datarate = Datarates[ChannelsDatarate];
+ int8_t txPower = 0;
+
+ ChannelsTxPower = LimitTxPower( ChannelsTxPower );
+ txPower = TxPowers[ChannelsTxPower];
+
+ MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
+ McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
+ McpsConfirm.Datarate = ChannelsDatarate;
+ McpsConfirm.TxPower = ChannelsTxPower;
+
+ Radio.SetChannel( channel.Frequency );
+
+#if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
+ if( ChannelsDatarate == DR_7 )
+ { // High Speed FSK channel
+ Radio.SetMaxPayloadLength( MODEM_FSK, LoRaMacBufferPktLen );
+ Radio.SetTxConfig( MODEM_FSK, txPower, 25e3, 0, datarate * 1e3, 0, 5, false, true, 0, 0, false, 3e6 );
+ TxTimeOnAir = Radio.TimeOnAir( MODEM_FSK, LoRaMacBufferPktLen );
+
}
-
- LoRaMacEventFlags.Bits.Tx = 1;
- LoRaMacEventInfo.Status = LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT;
-}
-
-/*!
- * Function executed on Radio Rx Timeout event
- */
-static void OnRadioRxTimeout( void )
-{
- if( LoRaMacDeviceClass != CLASS_C )
- {
- Radio.Sleep( );
+ else if( ChannelsDatarate == DR_6 )
+ { // High speed LoRa channel
+ Radio.SetMaxPayloadLength( MODEM_LORA, LoRaMacBufferPktLen );
+ Radio.SetTxConfig( MODEM_LORA, txPower, 0, 1, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
+ TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
}
else
- {
- OnRxWindow2TimerEvent( );
- }
- if( LoRaMacEventFlags.Bits.RxSlot == 1 )
- {
- LoRaMacEventFlags.Bits.Tx = 1;
- LoRaMacEventInfo.Status = LORAMAC_EVENT_INFO_STATUS_RX2_TIMEOUT;
+ { // Normal LoRa channel
+ Radio.SetMaxPayloadLength( MODEM_LORA, LoRaMacBufferPktLen );
+ Radio.SetTxConfig( MODEM_LORA, txPower, 0, 0, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
+ TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
}
-}
-
-/*!
- * Function executed on Radio Rx Error event
- */
-static void OnRadioRxError( void )
-{
- if( LoRaMacDeviceClass != CLASS_C )
- {
- Radio.Sleep( );
+#elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
+ Radio.SetMaxPayloadLength( MODEM_LORA, LoRaMacBufferPktLen );
+ if( ChannelsDatarate >= DR_4 )
+ { // High speed LoRa channel BW500 kHz
+ Radio.SetTxConfig( MODEM_LORA, txPower, 0, 2, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
+ TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
}
else
- {
- OnRxWindow2TimerEvent( );
- }
- if( LoRaMacEventFlags.Bits.RxSlot == 1 )
- {
- LoRaMacEventFlags.Bits.Tx = 1;
- LoRaMacEventInfo.Status = LORAMAC_EVENT_INFO_STATUS_RX2_ERROR;
- }
-}
-
-/*!
- * Initializes and opens the reception window
- *
- * \param [IN] freq window channel frequency
- * \param [IN] datarate window channel datarate
- * \param [IN] bandwidth window channel bandwidth
- * \param [IN] timeout window channel timeout
- */
-void LoRaMacRxWindowSetup( uint32_t freq, int8_t datarate, uint32_t bandwidth, uint16_t timeout, bool rxContinuous )
-{
- uint8_t downlinkDatarate = Datarates[datarate];
- RadioModems_t modem;
-
- if( Radio.GetStatus( ) == RF_IDLE )
- {
- Radio.SetChannel( freq );
-#if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
- if( datarate == DR_7 )
- {
- modem = MODEM_FSK;
- Radio.SetRxConfig( MODEM_FSK, 50e3, downlinkDatarate * 1e3, 0, 83.333e3, 5, 0, false, 0, true, 0, 0, false, rxContinuous );
- }
- else
- {
- modem = MODEM_LORA;
- Radio.SetRxConfig( MODEM_LORA, bandwidth, downlinkDatarate, 1, 0, 8, timeout, false, 0, false, 0, 0, true, rxContinuous );
- }
-#elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
- modem = MODEM_LORA;
- Radio.SetRxConfig( MODEM_LORA, bandwidth, downlinkDatarate, 1, 0, 8, timeout, false, 0, false, 0, 0, true, rxContinuous );
-#endif
- if( RepeaterSupport == true )
- {
- Radio.SetMaxPayloadLength( modem, MaxPayloadOfDatarateRepeater[datarate] );
- }
- else
- {
- Radio.SetMaxPayloadLength( modem, MaxPayloadOfDatarate[datarate] );
- }
-
- if( rxContinuous == false )
- {
- Radio.Rx( MaxRxWindow );
- }
- else
- {
- Radio.Rx( 0 ); // Continuous mode
- }
- }
-}
-
-/*!
- * Function executed on first Rx window timer event
- */
-static void OnRxWindow1TimerEvent( void )
-{
- uint16_t symbTimeout = 5; // DR_2, DR_1, DR_0
- int8_t datarate = 0;
- uint32_t bandwidth = 0; // LoRa 125 kHz
-
- TimerStop( &RxWindowTimer1 );
- LoRaMacEventFlags.Bits.RxSlot = 0;
-
- if( LoRaMacDeviceClass == CLASS_C )
- {
- Radio.Standby( );
- }
-#if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
- datarate = ChannelsDatarate - Rx1DrOffset;
- if( datarate < 0 )
- {
- datarate = DR_0;
- }
-
- // For higher datarates, we increase the number of symbols generating a Rx Timeout
- if( datarate >= DR_3 )
- { // DR_6, DR_5, DR_4, DR_3
- symbTimeout = 8;
- }
- if( datarate == DR_6 )
- {// LoRa 250 kHz
- bandwidth = 1;
- }
- LoRaMacRxWindowSetup( Channels[Channel].Frequency, datarate, bandwidth, symbTimeout, false );
-#elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
- datarate = datarateOffsets[ChannelsDatarate][Rx1DrOffset];
- if( datarate < 0 )
- {
- datarate = DR_0;
- }
- // For higher datarates, we increase the number of symbols generating a Rx Timeout
- if( datarate > DR_0 )
- { // DR_1, DR_2, DR_3, DR_4, DR_8, DR_9, DR_10, DR_11, DR_12, DR_13
- symbTimeout = 8;
- }
- if( datarate >= DR_4 )
- {// LoRa 500 kHz
- bandwidth = 2;
- }
- LoRaMacRxWindowSetup( 923.3e6 + ( Channel % 8 ) * 600e3, datarate, bandwidth, symbTimeout, false );
-#else
- #error "Please define a frequency band in the compiler options."
-#endif
-}
-
-/*!
- * Function executed on second Rx window timer event
- */
-static void OnRxWindow2TimerEvent( void )
-{
- uint16_t symbTimeout = 5; // DR_2, DR_1, DR_0
- uint32_t bandwidth = 0; // LoRa 125 kHz
-
- TimerStop( &RxWindowTimer2 );
- LoRaMacEventFlags.Bits.RxSlot = 1;
-
- if( NodeAckRequested == true )
- {
- TimerSetValue( &AckTimeoutTimer, ACK_TIMEOUT + randr( -ACK_TIMEOUT_RND, ACK_TIMEOUT_RND ) );
- TimerStart( &AckTimeoutTimer );
- }
-
-#if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
- // For higher datarates, we increase the number of symbols generating a Rx Timeout
- if( Rx2Channel.Datarate >= DR_3 )
- { // DR_6, DR_5, DR_4, DR_3
- symbTimeout = 8;
- }
- if( Rx2Channel.Datarate == DR_6 )
- {// LoRa 250 kHz
- bandwidth = 1;
- }
-#elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
- // For higher datarates, we increase the number of symbols generating a Rx Timeout
- if( Rx2Channel.Datarate > DR_0 )
- { // DR_1, DR_2, DR_3, DR_4, DR_8, DR_9, DR_10, DR_11, DR_12, DR_13
- symbTimeout = 8;
- }
- if( Rx2Channel.Datarate >= DR_4 )
- {// LoRa 500 kHz
- bandwidth = 2;
+ { // Normal LoRa channel
+ Radio.SetTxConfig( MODEM_LORA, txPower, 0, 0, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
+ TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
}
#else
#error "Please define a frequency band in the compiler options."
#endif
- if( LoRaMacDeviceClass != CLASS_C )
+
+ // Store the time on air
+ McpsConfirm.TxTimeOnAir = TxTimeOnAir;
+ MlmeConfirm.TxTimeOnAir = TxTimeOnAir;
+
+ // Starts the MAC layer status check timer
+ TimerStart( &MacStateCheckTimer );
+
+ // Send now
+ Radio.Send( LoRaMacBuffer, LoRaMacBufferPktLen );
+
+ LoRaMacState |= MAC_TX_RUNNING;
+
+ return LORAMAC_STATUS_OK;
+}
+
+LoRaMacStatus_t LoRaMacInitialization( LoRaMacPrimitives_t *primitives, LoRaMacCallback_t *callbacks )
+{
+ if( primitives == NULL )
+ {
+ return LORAMAC_STATUS_PARAMETER_INVALID;
+ }
+
+ if( ( primitives->MacMcpsConfirm == NULL ) ||
+ ( primitives->MacMcpsIndication == NULL ) ||
+ ( primitives->MacMlmeConfirm == NULL ))
+ {
+ return LORAMAC_STATUS_PARAMETER_INVALID;
+ }
+
+ LoRaMacPrimitives = primitives;
+ LoRaMacCallbacks = callbacks;
+
+ LoRaMacFlags.Value = 0;
+
+ LoRaMacDeviceClass = CLASS_A;
+
+ UpLinkCounter = 1;
+ DownLinkCounter = 0;
+ AdrAckCounter = 0;
+
+ RepeaterSupport = false;
+ IsRxWindowsEnabled = true;
+ IsLoRaMacNetworkJoined = false;
+ LoRaMacState = MAC_IDLE;
+
+#if defined( USE_BAND_433 )
+ ChannelsMask[0] = LC( 1 ) + LC( 2 ) + LC( 3 );
+#elif defined( USE_BAND_780 )
+ ChannelsMask[0] = LC( 1 ) + LC( 2 ) + LC( 3 );
+#elif defined( USE_BAND_868 )
+ ChannelsMask[0] = LC( 1 ) + LC( 2 ) + LC( 3 );
+#elif defined( USE_BAND_915 )
+ ChannelsMask[0] = 0xFFFF;
+ ChannelsMask[1] = 0xFFFF;
+ ChannelsMask[2] = 0xFFFF;
+ ChannelsMask[3] = 0xFFFF;
+ ChannelsMask[4] = 0x00FF;
+ ChannelsMask[5] = 0x0000;
+
+ memcpy1( ( uint8_t* ) ChannelsMaskRemaining, ( uint8_t* ) ChannelsMask, sizeof( ChannelsMask ) );
+#elif defined( USE_BAND_915_HYBRID )
+ ChannelsMask[0] = 0x00FF;
+ ChannelsMask[1] = 0x0000;
+ ChannelsMask[2] = 0x0000;
+ ChannelsMask[3] = 0x0000;
+ ChannelsMask[4] = 0x0001;
+ ChannelsMask[5] = 0x0000;
+
+ memcpy1( ( uint8_t* ) ChannelsMaskRemaining, ( uint8_t* ) ChannelsMask, sizeof( ChannelsMask ) );
+#else
+ #error "Please define a frequency band in the compiler options."
+#endif
+
+#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
+ // 125 kHz channels
+ for( uint8_t i = 0; i < LORA_MAX_NB_CHANNELS - 8; i++ )
{
- LoRaMacRxWindowSetup( Rx2Channel.Frequency, Rx2Channel.Datarate, bandwidth, symbTimeout, false );
+ Channels[i].Frequency = 902.3e6 + i * 200e3;
+ Channels[i].DrRange.Value = ( DR_3 << 4 ) | DR_0;
+ Channels[i].Band = 0;
+ }
+ // 500 kHz channels
+ for( uint8_t i = LORA_MAX_NB_CHANNELS - 8; i < LORA_MAX_NB_CHANNELS; i++ )
+ {
+ Channels[i].Frequency = 903.0e6 + ( i - ( LORA_MAX_NB_CHANNELS - 8 ) ) * 1.6e6;
+ Channels[i].DrRange.Value = ( DR_4 << 4 ) | DR_4;
+ Channels[i].Band = 0;
+ }
+#endif
+
+ ChannelsTxPower = LORAMAC_DEFAULT_TX_POWER;
+ ChannelsDefaultDatarate = ChannelsDatarate = LORAMAC_DEFAULT_DATARATE;
+ ChannelsNbRep = 1;
+ ChannelsNbRepCounter = 0;
+
+ MaxDCycle = 0;
+ AggregatedDCycle = 1;
+ AggregatedLastTxDoneTime = 0;
+ AggregatedTimeOff = 0;
+
+#if defined( USE_BAND_433 )
+ DutyCycleOn = false;
+#elif defined( USE_BAND_780 )
+ DutyCycleOn = false;
+#elif defined( USE_BAND_868 )
+ DutyCycleOn = true;
+#elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
+ DutyCycleOn = false;
+#else
+ #error "Please define a frequency band in the compiler options."
+#endif
+
+ MaxRxWindow = MAX_RX_WINDOW;
+ ReceiveDelay1 = RECEIVE_DELAY1;
+ ReceiveDelay2 = RECEIVE_DELAY2;
+ JoinAcceptDelay1 = JOIN_ACCEPT_DELAY1;
+ JoinAcceptDelay2 = JOIN_ACCEPT_DELAY2;
+
+ TimerInit( &MacStateCheckTimer, OnMacStateCheckTimerEvent );
+ TimerSetValue( &MacStateCheckTimer, MAC_STATE_CHECK_TIMEOUT );
+
+ TimerInit( &TxDelayedTimer, OnTxDelayedTimerEvent );
+ TimerInit( &RxWindowTimer1, OnRxWindow1TimerEvent );
+ TimerInit( &RxWindowTimer2, OnRxWindow2TimerEvent );
+ TimerInit( &AckTimeoutTimer, OnAckTimeoutTimerEvent );
+
+ // Initialize Radio driver
+ RadioEvents.TxDone = OnRadioTxDone;
+ RadioEvents.RxDone = OnRadioRxDone;
+ RadioEvents.RxError = OnRadioRxError;
+ RadioEvents.TxTimeout = OnRadioTxTimeout;
+ RadioEvents.RxTimeout = OnRadioRxTimeout;
+ Radio.Init( &RadioEvents );
+
+ // Random seed initialization
+ srand1( Radio.Random( ) );
+
+ // Initialize channel index.
+ Channel = LORA_MAX_NB_CHANNELS;
+
+ PublicNetwork = true;
+ SetPublicNetwork( PublicNetwork );
+ Radio.Sleep( );
+
+ return LORAMAC_STATUS_OK;
+}
+
+LoRaMacStatus_t LoRaMacQueryTxPossible( uint8_t size, LoRaMacTxInfo_t* txInfo )
+{
+ int8_t datarate = ChannelsDefaultDatarate;
+
+ if( txInfo == NULL )
+ {
+ return LORAMAC_STATUS_PARAMETER_INVALID;
+ }
+
+ AdrNextDr( AdrCtrlOn, false, &datarate );
+
+ if( RepeaterSupport == true )
+ {
+ txInfo->CurrentPayloadSize = MaxPayloadOfDatarateRepeater[datarate];
}
else
{
- LoRaMacRxWindowSetup( Rx2Channel.Frequency, Rx2Channel.Datarate, bandwidth, symbTimeout, true );
+ txInfo->CurrentPayloadSize = MaxPayloadOfDatarate[datarate];
}
-}
-
-/*!
- * Function executed on MacStateCheck timer event
- */
-static void OnMacStateCheckTimerEvent( void )
-{
- TimerStop( &MacStateCheckTimer );
-
- if( LoRaMacEventFlags.Bits.Tx == 1 )
+
+ if( txInfo->CurrentPayloadSize >= MacCommandsBufferIndex )
{
- if( NodeAckRequested == false )
- {
- if( LoRaMacEventFlags.Bits.JoinAccept == true )
- {
- // Join messages aren't repeated automatically
- ChannelsNbRepCounter = ChannelsNbRep;
- UpLinkCounter = 0;
- }
- if( ChannelsNbRepCounter >= ChannelsNbRep )
- {
- ChannelsNbRepCounter = 0;
-
- LoRaMacEventInfo.Status = LORAMAC_EVENT_INFO_STATUS_OK;
-
- AdrAckCounter++;
- if( IsUpLinkCounterFixed == false )
- {
- UpLinkCounter++;
- }
-
- LoRaMacState &= ~MAC_TX_RUNNING;
- }
- else
- {
- LoRaMacEventFlags.Bits.Tx = 0;
- // Sends the same frame again
- if( LoRaMacSetNextChannel( ) == 0 )
- {
- LoRaMacSendFrameOnChannel( Channels[Channel] );
- }
- }
- }
-
- if( LoRaMacEventFlags.Bits.Rx == 1 )
- {
- if( ( LoRaMacEventInfo.TxAckReceived == true ) || ( AckTimeoutRetriesCounter > AckTimeoutRetries ) )
- {
- AckTimeoutRetry = false;
- if( IsUpLinkCounterFixed == false )
- {
- UpLinkCounter++;
- }
- LoRaMacEventInfo.TxNbRetries = AckTimeoutRetriesCounter;
-
- LoRaMacState &= ~MAC_TX_RUNNING;
- }
- }
-
- if( ( AckTimeoutRetry == true ) && ( ( LoRaMacState & MAC_CHANNEL_CHECK ) == 0 ) )
- {
- AckTimeoutRetry = false;
- if( ( AckTimeoutRetriesCounter < AckTimeoutRetries ) && ( AckTimeoutRetriesCounter <= MAX_ACK_RETRIES ) )
- {
- AckTimeoutRetriesCounter++;
-
- if( ( AckTimeoutRetriesCounter % 2 ) == 1 )
- {
- ChannelsDatarate = MAX( ChannelsDatarate - 1, LORAMAC_MIN_DATARATE );
- }
- LoRaMacEventFlags.Bits.Tx = 0;
- // Sends the same frame again
- if( LoRaMacSetNextChannel( ) == 0 )
- {
- LoRaMacSendFrameOnChannel( Channels[Channel] );
- }
- }
- else
- {
-#if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
- // Re-enable default channels LC1, LC2, LC3
- ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
-#elif defined( USE_BAND_915 )
- // Re-enable default channels
- ChannelsMask[0] = 0xFFFF;
- ChannelsMask[1] = 0xFFFF;
- ChannelsMask[2] = 0xFFFF;
- ChannelsMask[3] = 0xFFFF;
- ChannelsMask[4] = 0x00FF;
- ChannelsMask[5] = 0x0000;
-#elif defined( USE_BAND_915_HYBRID )
- // Re-enable default channels
- ChannelsMask[0] = 0x00FF;
- ChannelsMask[1] = 0x0000;
- ChannelsMask[2] = 0x0000;
- ChannelsMask[3] = 0x0000;
- ChannelsMask[4] = 0x0001;
- ChannelsMask[5] = 0x0000;
-#else
- #error "Please define a frequency band in the compiler options."
-#endif
- LoRaMacState &= ~MAC_TX_RUNNING;
-
- LoRaMacEventInfo.TxAckReceived = false;
- LoRaMacEventInfo.TxNbRetries = AckTimeoutRetriesCounter;
- if( IsUpLinkCounterFixed == false )
- {
- UpLinkCounter++;
- }
- }
- }
- }
- // Handle reception for Class B and Class C
- if( ( LoRaMacState & MAC_RX ) == MAC_RX )
- {
- LoRaMacState &= ~MAC_RX;
- }
- if( LoRaMacState == MAC_IDLE )
- {
- LoRaMacNotify( &LoRaMacEventFlags, &LoRaMacEventInfo );
- LoRaMacEventFlags.Bits.Tx = 0;
+ txInfo->MaxPossiblePayload = txInfo->CurrentPayloadSize - MacCommandsBufferIndex;
}
else
{
- // Operation not finished restart timer
- TimerStart( &MacStateCheckTimer );
+ return LORAMAC_STATUS_MAC_CMD_LENGTH_ERROR;
+ }
+
+ if( ValidatePayloadLength( size, datarate, 0 ) == false )
+ {
+ return LORAMAC_STATUS_LENGTH_ERROR;
}
-}
-
-static void OnAckTimeoutTimerEvent( void )
-{
- TimerStop( &AckTimeoutTimer );
-
- AckTimeoutRetry = true;
- LoRaMacState &= ~MAC_ACK_REQ;
-}
-
-/*!
- * ============================================================================
- * = LoRaMac utility functions =
- * ============================================================================
- */
-static bool ValidatePayloadLength( uint8_t lenN, int8_t datarate )
-{
- bool payloadSizeOk = false;
- uint8_t maxN = 0;
-
- // Get the maximum payload length
- if( RepeaterSupport == true )
+
+ if( ValidatePayloadLength( size, datarate, MacCommandsBufferIndex ) == false )
{
- maxN = MaxPayloadOfDatarateRepeater[datarate];
- }
- else
- {
- maxN = MaxPayloadOfDatarate[datarate];
+ return LORAMAC_STATUS_MAC_CMD_LENGTH_ERROR;
}
- // Validation of the application payload size
- if( lenN <= maxN )
- {
- payloadSizeOk = true;
- }
-
- return payloadSizeOk;
+ return LORAMAC_STATUS_OK;
}
-#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
-static uint8_t CountNbEnabled125kHzChannels( uint16_t *channelsMask )
+LoRaMacStatus_t LoRaMacMibGetRequestConfirm( MibRequestConfirm_t *mibGet )
{
- uint8_t nb125kHzChannels = 0;
-
- for( uint8_t i = 0, k = 0; i < LORA_MAX_NB_CHANNELS - 8; i += 16, k++ )
+ LoRaMacStatus_t status = LORAMAC_STATUS_OK;
+
+ if( mibGet == NULL )
+ {
+ return LORAMAC_STATUS_PARAMETER_INVALID;
+ }
+
+ switch( mibGet->Type )
{
- for( uint8_t j = 0; j < 16; j++ )
- {// Verify if the channel is active
- if( ( channelsMask[k] & ( 1 << j ) ) == ( 1 << j ) )
- {
- nb125kHzChannels++;
- }
+ case MIB_DEVICE_CLASS:
+ {
+ mibGet->Param.Class = LoRaMacDeviceClass;
+ break;
+ }
+ case MIB_NETWORK_JOINED:
+ {
+ mibGet->Param.IsNetworkJoined = IsLoRaMacNetworkJoined;
+ break;
+ }
+ case MIB_ADR:
+ {
+ mibGet->Param.AdrEnable = AdrCtrlOn;
+ break;
+ }
+ case MIB_NET_ID:
+ {
+ mibGet->Param.NetID = LoRaMacNetID;
+ break;
+ }
+ case MIB_DEV_ADDR:
+ {
+ mibGet->Param.DevAddr = LoRaMacDevAddr;
+ break;
+ }
+ case MIB_NWK_SKEY:
+ {
+ mibGet->Param.NwkSKey = LoRaMacNwkSKey;
+ break;
+ }
+ case MIB_APP_SKEY:
+ {
+ mibGet->Param.AppSKey = LoRaMacAppSKey;
+ break;
+ }
+ case MIB_PUBLIC_NETWORK:
+ {
+ mibGet->Param.EnablePublicNetwork = PublicNetwork;
+ break;
+ }
+ case MIB_REPEATER_SUPPORT:
+ {
+ mibGet->Param.EnableRepeaterSupport = RepeaterSupport;
+ break;
+ }
+ case MIB_CHANNELS:
+ {
+ mibGet->Param.ChannelList = Channels;
+ break;
+ }
+ case MIB_RX2_CHANNEL:
+ {
+ mibGet->Param.Rx2Channel = Rx2Channel;
+ break;
+ }
+ case MIB_CHANNELS_MASK:
+ {
+ mibGet->Param.ChannelsMask = ChannelsMask;
+ break;
}
+ case MIB_CHANNELS_NB_REP:
+ {
+ mibGet->Param.ChannelNbRep = ChannelsNbRep;
+ break;
+ }
+ case MIB_MAX_RX_WINDOW_DURATION:
+ {
+ mibGet->Param.MaxRxWindow = MaxRxWindow;
+ break;
+ }
+ case MIB_RECEIVE_DELAY_1:
+ {
+ mibGet->Param.ReceiveDelay1 = ReceiveDelay1;
+ break;
+ }
+ case MIB_RECEIVE_DELAY_2:
+ {
+ mibGet->Param.ReceiveDelay2 = ReceiveDelay2;
+ break;
+ }
+ case MIB_JOIN_ACCEPT_DELAY_1:
+ {
+ mibGet->Param.JoinAcceptDelay1 = JoinAcceptDelay1;
+ break;
+ }
+ case MIB_JOIN_ACCEPT_DELAY_2:
+ {
+ mibGet->Param.JoinAcceptDelay2 = JoinAcceptDelay2;
+ break;
+ }
+ case MIB_CHANNELS_DATARATE:
+ {
+ mibGet->Param.ChannelsDatarate = ChannelsDatarate;
+ break;
+ }
+ case MIB_CHANNELS_TX_POWER:
+ {
+ mibGet->Param.ChannelsTxPower = ChannelsTxPower;
+ break;
+ }
+ case MIB_UPLINK_COUNTER:
+ {
+ mibGet->Param.UpLinkCounter = UpLinkCounter;
+ break;
+ }
+ case MIB_DOWNLINK_COUNTER:
+ {
+ mibGet->Param.DownLinkCounter = DownLinkCounter;
+ break;
+ }
+ case MIB_MULTICAST_CHANNEL:
+ {
+ mibGet->Param.MulticastList = MulticastChannels;
+ break;
+ }
+ default:
+ status = LORAMAC_STATUS_SERVICE_UNKNOWN;
+ break;
}
- return nb125kHzChannels;
+ return status;
}
-#endif
-
-static int8_t LimitTxPower( int8_t txPower )
+
+LoRaMacStatus_t LoRaMacMibSetRequestConfirm( MibRequestConfirm_t *mibSet )
{
- int8_t resultTxPower = txPower;
-#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
- if( ( ChannelsDatarate == DR_4 ) ||
- ( ( ChannelsDatarate >= DR_8 ) && ( ChannelsDatarate <= DR_13 ) ) )
- {// Limit tx power to max 26dBm
- resultTxPower = MAX( txPower, TX_POWER_26_DBM );
+ LoRaMacStatus_t status = LORAMAC_STATUS_OK;
+
+ if( mibSet == NULL )
+ {
+ return LORAMAC_STATUS_PARAMETER_INVALID;
}
- else
- {
- if( CountNbEnabled125kHzChannels( ChannelsMask ) < 50 )
- {// Limit tx power to max 21dBm
- resultTxPower = MAX( txPower, TX_POWER_20_DBM );
- }
- }
-#endif
- return resultTxPower;
-}
-
-void LoRaMacChannelRemove( uint8_t id )
-{
if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
{
- return;
+ return LORAMAC_STATUS_BUSY;
}
-#if ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
- if( id < 64 )
+
+ switch( mibSet->Type )
{
- if( CountNbEnabled125kHzChannels( ChannelsMask ) <= 6 )
+ case MIB_DEVICE_CLASS:
+ {
+ LoRaMacDeviceClass = mibSet->Param.Class;
+ switch( LoRaMacDeviceClass )
+ {
+ case CLASS_A:
+ {
+ // Set the radio into sleep to setup a defined state
+ Radio.Sleep( );
+ break;
+ }
+ case CLASS_B:
+ {
+ break;
+ }
+ case CLASS_C:
+ {
+ // Set the NodeAckRequested indicator to default
+ NodeAckRequested = false;
+ OnRxWindow2TimerEvent( );
+ break;
+ }
+ }
+ break;
+ }
+ case MIB_NETWORK_JOINED:
+ {
+ IsLoRaMacNetworkJoined = mibSet->Param.IsNetworkJoined;
+ break;
+ }
+ case MIB_ADR:
+ {
+ AdrCtrlOn = mibSet->Param.AdrEnable;
+ break;
+ }
+ case MIB_NET_ID:
+ {
+ LoRaMacNetID = mibSet->Param.NetID;
+ break;
+ }
+ case MIB_DEV_ADDR:
+ {
+ LoRaMacDevAddr = mibSet->Param.DevAddr;
+ break;
+ }
+ case MIB_NWK_SKEY:
{
- return;
+ if( mibSet->Param.NwkSKey != NULL )
+ {
+ memcpy1( LoRaMacNwkSKey, mibSet->Param.NwkSKey,
+ sizeof( LoRaMacNwkSKey ) );
+ }
+ else
+ {
+ status = LORAMAC_STATUS_PARAMETER_INVALID;
+ }
+ break;
+ }
+ case MIB_APP_SKEY:
+ {
+ if( mibSet->Param.AppSKey != NULL )
+ {
+ memcpy1( LoRaMacAppSKey, mibSet->Param.AppSKey,
+ sizeof( LoRaMacAppSKey ) );
+ }
+ else
+ {
+ status = LORAMAC_STATUS_PARAMETER_INVALID;
+ }
+ break;
+ }
+ case MIB_PUBLIC_NETWORK:
+ {
+ SetPublicNetwork( mibSet->Param.EnablePublicNetwork );
+ break;
}
- }
+ case MIB_REPEATER_SUPPORT:
+ {
+ RepeaterSupport = mibSet->Param.EnableRepeaterSupport;
+ break;
+ }
+ case MIB_RX2_CHANNEL:
+ {
+ Rx2Channel = mibSet->Param.Rx2Channel;
+ break;
+ }
+ case MIB_CHANNELS_MASK:
+ {
+ if( mibSet->Param.ChannelsMask )
+ {
+#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
+ if( ( CountNbEnabled125kHzChannels( mibSet->Param.ChannelsMask ) < 6 ) &&
+ ( CountNbEnabled125kHzChannels( mibSet->Param.ChannelsMask ) > 0 ) )
+ {
+ status = LORAMAC_STATUS_PARAMETER_INVALID;
+ }
+ else
+ {
+ memcpy1( ( uint8_t* ) ChannelsMask,
+ ( uint8_t* ) mibSet->Param.ChannelsMask, sizeof( ChannelsMask ) );
+ for ( uint8_t i = 0; i < sizeof( ChannelsMask ) / 2; i++ )
+ {
+ ChannelsMaskRemaining[i] &= ChannelsMask[i];
+ }
+ }
#else
- if( id < 3 )
- {
- return;
- }
+ memcpy1( ( uint8_t* ) ChannelsMask,
+ ( uint8_t* ) mibSet->Param.ChannelsMask, 2 );
#endif
-
- uint8_t index = 0;
- index = id / 16;
-
- if( ( index > 4 ) || ( id >= LORA_MAX_NB_CHANNELS ) )
- {
- return;
+ }
+ else
+ {
+ status = LORAMAC_STATUS_PARAMETER_INVALID;
+ }
+ break;
+ }
+ case MIB_CHANNELS_NB_REP:
+ {
+ if( ( mibSet->Param.ChannelNbRep >= 1 ) &&
+ ( mibSet->Param.ChannelNbRep <= 15 ) )
+ {
+ ChannelsNbRep = mibSet->Param.ChannelNbRep;
+ }
+ else
+ {
+ status = LORAMAC_STATUS_PARAMETER_INVALID;
+ }
+ break;
+ }
+ case MIB_MAX_RX_WINDOW_DURATION:
+ {
+ MaxRxWindow = mibSet->Param.MaxRxWindow;
+ break;
+ }
+ case MIB_RECEIVE_DELAY_1:
+ {
+ ReceiveDelay1 = mibSet->Param.ReceiveDelay1;
+ break;
+ }
+ case MIB_RECEIVE_DELAY_2:
+ {
+ ReceiveDelay2 = mibSet->Param.ReceiveDelay2;
+ break;
+ }
+ case MIB_JOIN_ACCEPT_DELAY_1:
+ {
+ JoinAcceptDelay1 = mibSet->Param.JoinAcceptDelay1;
+ break;
+ }
+ case MIB_JOIN_ACCEPT_DELAY_2:
+ {
+ JoinAcceptDelay2 = mibSet->Param.JoinAcceptDelay2;
+ break;
+ }
+ case MIB_CHANNELS_DATARATE:
+ {
+ if( ValueInRange( mibSet->Param.ChannelsDatarate,
+ LORAMAC_MIN_DATARATE, LORAMAC_MAX_DATARATE ) )
+ {
+ ChannelsDatarate = mibSet->Param.ChannelsDatarate;
+ }
+ else
+ {
+ status = LORAMAC_STATUS_PARAMETER_INVALID;
+ }
+ break;
+ }
+ case MIB_CHANNELS_TX_POWER:
+ {
+ if( ValueInRange( mibSet->Param.ChannelsTxPower,
+ LORAMAC_MAX_TX_POWER, LORAMAC_MIN_TX_POWER ) )
+ {
+#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
+ int8_t txPower = LimitTxPower( mibSet->Param.ChannelsTxPower );
+ if( txPower == mibSet->Param.ChannelsTxPower )
+ {
+ ChannelsTxPower = mibSet->Param.ChannelsTxPower;
+ }
+ else
+ {
+ status = LORAMAC_STATUS_PARAMETER_INVALID;
+ }
+#else
+ ChannelsTxPower = mibSet->Param.ChannelsTxPower;
+#endif
+ }
+ else
+ {
+ status = LORAMAC_STATUS_PARAMETER_INVALID;
+ }
+ break;
+ }
+ default:
+ status = LORAMAC_STATUS_SERVICE_UNKNOWN;
+ break;
}
- // Deactivate channel
- ChannelsMask[index] &= ~( 1 << ( id % 16 ) );
-
- return;
+ return status;
}
-/*!
- * ============================================================================
- * = LoRaMac setup functions =
- * ============================================================================
- */
-void LoRaMacSetDeviceClass( DeviceClass_t deviceClass )
-{
- LoRaMacDeviceClass = deviceClass;
-}
-
-void LoRaMacSetPublicNetwork( bool enable )
+LoRaMacStatus_t LoRaMacChannelAdd( uint8_t id, ChannelParams_t params )
{
- PublicNetwork = enable;
- Radio.SetModem( MODEM_LORA );
- if( PublicNetwork == true )
- {
- // Change LoRa modem SyncWord
- Radio.Write( REG_LR_SYNCWORD, LORA_MAC_PUBLIC_SYNCWORD );
- }
- else
+ if( id >= LORA_MAX_NB_CHANNELS )
{
- // Change LoRa modem SyncWord
- Radio.Write( REG_LR_SYNCWORD, LORA_MAC_PRIVATE_SYNCWORD );
+ return LORAMAC_STATUS_PARAMETER_INVALID;
}
-}
-
-void LoRaMacSetChannel( uint8_t id, ChannelParams_t params )
-{
- params.Band = 0;
- Channels[id] = params;
- // Activate the newly created channel
- if( id < 16 )
+ if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
{
- ChannelsMask[0] |= 1 << id;
+ return LORAMAC_STATUS_BUSY;
}
- else if( id < 32 )
- {
- ChannelsMask[1] |= 1 << ( id - 16 );
- }
- else if( id < 48 )
+ if( ( params.DrRange.Fields.Min > params.DrRange.Fields.Max ) ||
+ ( ValueInRange( params.DrRange.Fields.Min, LORAMAC_MIN_DATARATE,
+ LORAMAC_MAX_DATARATE ) == false ) ||
+ ( ValueInRange( params.DrRange.Fields.Max, LORAMAC_MIN_DATARATE,
+ LORAMAC_MAX_DATARATE ) == false ) )
{
- ChannelsMask[2] |= 1 << ( id - 32 );
- }
- else if( id < 64 )
- {
- ChannelsMask[3] |= 1 << ( id - 48 );
+ return LORAMAC_STATUS_PARAMETER_INVALID;
}
- else if( id < 72 )
- {
- ChannelsMask[4] |= 1 << ( id - 64 );
- }
- else
- {
- // Don't activate the channel
- }
+
+ params.Band = 0;
+
+#if ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
+ return LORAMAC_STATUS_PARAMETER_INVALID;
+#else
#if defined( USE_BAND_433 ) || defined( USE_BAND_780 )
- Channels[id].Band = 0; // 1% duty cycle on EU433 and CN780 bands
+ Channels[id] = params;
+ Channels[id].Band = 0; // No duty cycle on EU433 and CN470 bands
#elif defined( USE_BAND_868 )
+ Channels[id] = params;
if( ( Channels[id].Frequency >= 865000000 ) && ( Channels[id].Frequency <= 868000000 ) )
{
if( Channels[id].Band != BAND_G1_0 )
@@ -2653,126 +3115,304 @@
Channels[id].Frequency = 0;
Channels[id].DrRange.Value = 0;
}
-#elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
- Channels[id].Band = 0; // No duty cycle on US915 band
#else
#error "Please define a frequency band in the compiler options."
#endif
// Check if it is a valid channel
- if( Channels[id].Frequency == 0 )
+ if( Channels[id].Frequency > 0 )
{
- LoRaMacChannelRemove( id );
- }
-}
-
-void LoRaMacSetRx2Channel( Rx2ChannelParams_t param )
-{
- Rx2Channel = param;
-}
-
-void LoRaMacSetChannelsTxPower( int8_t txPower )
-{
- if( ( txPower >= LORAMAC_MAX_TX_POWER ) &&
- ( txPower <= LORAMAC_MIN_TX_POWER ) )
- {
-#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
- int8_t txPwr = LimitTxPower( txPower );
- if( txPwr == txPower )
+ // Activate the newly created channel
+ if( id < 16 )
{
- ChannelsTxPower = txPower;
+ ChannelsMask[0] |= 1 << id;
}
-#else
- ChannelsTxPower = txPower;
+ }
+
+ return LORAMAC_STATUS_OK;
#endif
- }
-}
-
-void LoRaMacSetChannelsDatarate( int8_t datarate )
-{
- ChannelsDefaultDatarate = ChannelsDatarate = datarate;
}
-void LoRaMacSetChannelsMask( uint16_t *mask )
+LoRaMacStatus_t LoRaMacChannelRemove( uint8_t id )
{
-#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
- if( ( CountNbEnabled125kHzChannels( mask ) < 6 ) &&
- ( CountNbEnabled125kHzChannels( mask ) > 0 ) )
+ if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
{
-
+ return LORAMAC_STATUS_BUSY;
}
- else
+#if ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
+ if( id < 64 )
{
- LoRaMacMemCpy( (uint8_t* ) mask,
- ( uint8_t* ) ChannelsMask, 10 );
+ if( CountNbEnabled125kHzChannels( ChannelsMask ) <= 6 )
+ {
+ return LORAMAC_STATUS_PARAMETER_INVALID;
+ }
}
#else
- if( ( mask[0] & 0x0007 ) != 0x0007 )
+ if( id < 3 )
+ {
+ return LORAMAC_STATUS_PARAMETER_INVALID;
+ }
+#endif
+
+ if( DisableChannelInMask( id, ChannelsMask ) == false )
{
+ return LORAMAC_STATUS_PARAMETER_INVALID;
+ }
+
+ return LORAMAC_STATUS_OK;
+}
+
+LoRaMacStatus_t LoRaMacMulticastChannelLink( MulticastParams_t *channelParam )
+{
+ if( channelParam == NULL )
+ {
+ return LORAMAC_STATUS_PARAMETER_INVALID;
+ }
+ if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
+ {
+ return LORAMAC_STATUS_BUSY;
+ }
+
+ // Reset downlink counter
+ channelParam->DownLinkCounter = 0;
+
+ if( MulticastChannels == NULL )
+ {
+ // New node is the fist element
+ MulticastChannels = channelParam;
}
else
{
- LoRaMacMemCpy( ( uint8_t* ) mask,
- ( uint8_t* ) ChannelsMask, 2 );
+ MulticastParams_t *cur = MulticastChannels;
+
+ // Search the last node in the list
+ while( cur->Next != NULL )
+ {
+ cur = cur->Next;
+ }
+ // This function always finds the last node
+ cur->Next = channelParam;
}
-#endif
+
+ return LORAMAC_STATUS_OK;
}
-void LoRaMacSetChannelsNbRep( uint8_t nbRep )
+LoRaMacStatus_t LoRaMacMulticastChannelUnlink( MulticastParams_t *channelParam )
{
- if( nbRep < 1 )
+ if( channelParam == NULL )
{
- nbRep = 1;
+ return LORAMAC_STATUS_PARAMETER_INVALID;
}
- if( nbRep > 15 )
+ if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
+ {
+ return LORAMAC_STATUS_BUSY;
+ }
+
+ if( MulticastChannels != NULL )
{
- nbRep = 15;
+ if( MulticastChannels == channelParam )
+ {
+ // First element
+ MulticastChannels = channelParam->Next;
+ }
+ else
+ {
+ MulticastParams_t *cur = MulticastChannels;
+
+ // Search the node in the list
+ while( cur->Next && cur->Next != channelParam )
+ {
+ cur = cur->Next;
+ }
+ // If we found the node, remove it
+ if( cur->Next )
+ {
+ cur->Next = channelParam->Next;
+ }
+ }
+ channelParam->Next = NULL;
}
- ChannelsNbRep = nbRep;
+
+ return LORAMAC_STATUS_OK;
}
-void LoRaMacSetMaxRxWindow( uint32_t delay )
-{
- MaxRxWindow = delay;
-}
-
-void LoRaMacSetReceiveDelay1( uint32_t delay )
-{
- ReceiveDelay1 = delay;
-}
-
-void LoRaMacSetReceiveDelay2( uint32_t delay )
+LoRaMacStatus_t LoRaMacMlmeRequest( MlmeReq_t *mlmeRequest )
{
- ReceiveDelay2 = delay;
-}
-
-void LoRaMacSetJoinAcceptDelay1( uint32_t delay )
-{
- JoinAcceptDelay1 = delay;
+ LoRaMacStatus_t status = LORAMAC_STATUS_SERVICE_UNKNOWN;
+ LoRaMacHeader_t macHdr;
+
+ if( mlmeRequest == NULL )
+ {
+ return LORAMAC_STATUS_PARAMETER_INVALID;
+ }
+ if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
+ {
+ return LORAMAC_STATUS_BUSY;
+ }
+
+ memset1( ( uint8_t* ) &MlmeConfirm, 0, sizeof( MlmeConfirm ) );
+
+ MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
+
+ switch( mlmeRequest->Type )
+ {
+ case MLME_JOIN:
+ {
+ if( ( LoRaMacState & MAC_TX_DELAYED ) == MAC_TX_DELAYED )
+ {
+ status = LORAMAC_STATUS_BUSY;
+ }
+
+ MlmeConfirm.MlmeRequest = mlmeRequest->Type;
+
+ if( ( mlmeRequest->Req.Join.DevEui == NULL ) ||
+ ( mlmeRequest->Req.Join.AppEui == NULL ) ||
+ ( mlmeRequest->Req.Join.AppKey == NULL ) )
+ {
+ return LORAMAC_STATUS_PARAMETER_INVALID;
+ }
+
+ LoRaMacFlags.Bits.MlmeReq = 1;
+
+ LoRaMacDevEui = mlmeRequest->Req.Join.DevEui;
+ LoRaMacAppEui = mlmeRequest->Req.Join.AppEui;
+ LoRaMacAppKey = mlmeRequest->Req.Join.AppKey;
+
+ macHdr.Value = 0;
+ macHdr.Bits.MType = FRAME_TYPE_JOIN_REQ;
+
+ IsLoRaMacNetworkJoined = false;
+
+#if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
+ static uint8_t drSwitch = 0;
+
+ if( ( ++drSwitch & 0x01 ) == 0x01 )
+ {
+ ChannelsDatarate = DR_0;
+ }
+ else
+ {
+ ChannelsDatarate = DR_4;
+ }
+#endif
+
+ status = Send( &macHdr, 0, NULL, 0 );
+ break;
+ }
+ case MLME_LINK_CHECK:
+ {
+ LoRaMacFlags.Bits.MlmeReq = 1;
+ // LoRaMac will send this command piggy-pack
+ MlmeConfirm.MlmeRequest = mlmeRequest->Type;
+
+ status = AddMacCommand( MOTE_MAC_LINK_CHECK_REQ, 0, 0 );
+ break;
+ }
+ default:
+ break;
+ }
+
+ if( status != LORAMAC_STATUS_OK )
+ {
+ NodeAckRequested = false;
+ LoRaMacFlags.Bits.MlmeReq = 0;
+ }
+
+ return status;
}
-void LoRaMacSetJoinAcceptDelay2( uint32_t delay )
-{
- JoinAcceptDelay2 = delay;
-}
-
-uint32_t LoRaMacGetUpLinkCounter( void )
+LoRaMacStatus_t LoRaMacMcpsRequest( McpsReq_t *mcpsRequest )
{
- return UpLinkCounter;
-}
-
-uint32_t LoRaMacGetDownLinkCounter( void )
-{
- return DownLinkCounter;
-}
-
-/*!
- * ============================================================================
- * = LoRaMac test functions =
- * ============================================================================
- */
-void LoRaMacTestSetDutyCycleOn( bool enable )
-{
- DutyCycleOn = enable;
+ LoRaMacStatus_t status = LORAMAC_STATUS_SERVICE_UNKNOWN;
+ LoRaMacHeader_t macHdr;
+ uint8_t fPort = 0;
+ void *fBuffer;
+ uint16_t fBufferSize;
+ int8_t datarate;
+ bool readyToSend = false;
+
+ if( mcpsRequest == NULL )
+ {
+ return LORAMAC_STATUS_PARAMETER_INVALID;
+ }
+ if( ( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING ) ||
+ ( ( LoRaMacState & MAC_TX_DELAYED ) == MAC_TX_DELAYED ) )
+ {
+ return LORAMAC_STATUS_BUSY;
+ }
+
+ macHdr.Value = 0;
+ memset1 ( ( uint8_t* ) &McpsConfirm, 0, sizeof( McpsConfirm ) );
+ McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
+
+ switch( mcpsRequest->Type )
+ {
+ case MCPS_UNCONFIRMED:
+ {
+ readyToSend = true;
+ AckTimeoutRetries = 1;
+
+ macHdr.Bits.MType = FRAME_TYPE_DATA_UNCONFIRMED_UP;
+ fPort = mcpsRequest->Req.Unconfirmed.fPort;
+ fBuffer = mcpsRequest->Req.Unconfirmed.fBuffer;
+ fBufferSize = mcpsRequest->Req.Unconfirmed.fBufferSize;
+ datarate = mcpsRequest->Req.Unconfirmed.Datarate;
+ break;
+ }
+ case MCPS_CONFIRMED:
+ {
+ readyToSend = true;
+ AckTimeoutRetriesCounter = 1;
+ AckTimeoutRetries = mcpsRequest->Req.Confirmed.nbRetries;
+
+ macHdr.Bits.MType = FRAME_TYPE_DATA_CONFIRMED_UP;
+ fPort = mcpsRequest->Req.Confirmed.fPort;
+ fBuffer = mcpsRequest->Req.Confirmed.fBuffer;
+ fBufferSize = mcpsRequest->Req.Confirmed.fBufferSize;
+ datarate = mcpsRequest->Req.Confirmed.Datarate;
+ break;
+ }
+ case MCPS_PROPRIETARY:
+ {
+ readyToSend = true;
+ AckTimeoutRetries = 1;
+
+ macHdr.Bits.MType = FRAME_TYPE_PROPRIETARY;
+ fBuffer = mcpsRequest->Req.Proprietary.fBuffer;
+ fBufferSize = mcpsRequest->Req.Proprietary.fBufferSize;
+ datarate = mcpsRequest->Req.Proprietary.Datarate;
+ break;
+ }
+ default:
+ break;
+ }
+
+ if( readyToSend == true )
+ {
+ if( AdrCtrlOn == false )
+ {
+ if( ValueInRange( datarate, LORAMAC_MIN_DATARATE, LORAMAC_MAX_DATARATE ) == true )
+ {
+ ChannelsDatarate = datarate;
+ }
+ else
+ {
+ return LORAMAC_STATUS_PARAMETER_INVALID;
+ }
+ }
+
+ status = Send( &macHdr, fPort, fBuffer, fBufferSize );
+ if( status == LORAMAC_STATUS_OK )
+ {
+ McpsConfirm.McpsRequest = mcpsRequest->Type;
+ LoRaMacFlags.Bits.McpsReq = 1;
+ }
+ else
+ {
+ NodeAckRequested = false;
+ }
+ }
+
+ return status;
}
void LoRaMacTestRxWindowsOn( bool enable )
@@ -2780,8 +3420,13 @@
IsRxWindowsEnabled = enable;
}
-void LoRaMacTestSetMic( uint16_t upLinkCounter )
+void LoRaMacTestSetMic( uint16_t txPacketCounter )
{
- UpLinkCounter = upLinkCounter;
+ UpLinkCounter = txPacketCounter;
IsUpLinkCounterFixed = true;
}
+
+void LoRaMacTestSetDutyCycleOn( bool enable )
+{
+ DutyCycleOn = enable;
+}
--- a/LoRaMac.h Mon Nov 23 10:09:43 2015 +0000
+++ b/LoRaMac.h Tue Jan 05 16:41:54 2016 +0000
@@ -1,17 +1,48 @@
-/*
- / _____) _ | |
-( (____ _____ ____ _| |_ _____ ____| |__
- \____ \| ___ | (_ _) ___ |/ ___) _ \
- _____) ) ____| | | || |_| ____( (___| | | |
-(______/|_____)_|_|_| \__)_____)\____)_| |_|
- (C)2013 Semtech
-
-Description: LoRa MAC layer implementation
-
-License: Revised BSD License, see LICENSE.TXT file include in the project
-
-Maintainer: Miguel Luis and Gregory Cristian
-*/
+/*!
+ * \file LoRaMac.h
+ *
+ * \brief LoRa MAC layer implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ * ______ _
+ * / _____) _ | |
+ * ( (____ _____ ____ _| |_ _____ ____| |__
+ * \____ \| ___ | (_ _) ___ |/ ___) _ \
+ * _____) ) ____| | | || |_| ____( (___| | | |
+ * (______/|_____)_|_|_| \__)_____)\____)_| |_|
+ * (C)2013 Semtech
+ *
+ * ___ _____ _ ___ _ _____ ___ ___ ___ ___
+ * / __|_ _/_\ / __| |/ / __/ _ \| _ \/ __| __|
+ * \__ \ | |/ _ \ (__| ' <| _| (_) | / (__| _|
+ * |___/ |_/_/ \_\___|_|\_\_| \___/|_|_\\___|___|
+ * embedded.connectivity.solutions===============
+ *
+ * \endcode
+ *
+ * \author Miguel Luis ( Semtech )
+ *
+ * \author Gregory Cristian ( Semtech )
+ *
+ * \author Daniel Jäckle ( STACKFORCE )
+ *
+ * \defgroup LORAMAC LoRa MAC layer implementation
+ * This module specifies the API implementation of the LoRaMAC layer.
+ * This is a placeholder for a detailed description of the LoRaMac
+ * layer and the supported features.
+ * \{
+ *
+ * \example classA/LoRaMote/main.c
+ * LoRaWAN class A application example for the LoRaMote.
+ *
+ * \example classB/LoRaMote/main.c
+ * LoRaWAN class B application example for the LoRaMote.
+ *
+ * \example classC/LoRaMote/main.c
+ * LoRaWAN class C application example for the LoRaMote.
+ */
#ifndef __LORAMAC_H__
#define __LORAMAC_H__
@@ -24,15 +55,23 @@
#define BEACON_INTERVAL 128000000
/*!
- * Class A&B receive delay in us
+ * Class A&B receive delay 1 in us
*/
#define RECEIVE_DELAY1 1000000
+
+/*!
+ * Class A&B receive delay 2 in us
+ */
#define RECEIVE_DELAY2 2000000
/*!
- * Join accept receive delay in us
+ * Join accept receive delay 1 in us
*/
#define JOIN_ACCEPT_DELAY1 5000000
+
+/*!
+ * Join accept receive delay 2 in us
+ */
#define JOIN_ACCEPT_DELAY2 6000000
/*!
@@ -58,19 +97,19 @@
/*!
* Number of seconds after the start of the second reception window without
* receiving an acknowledge.
- * AckTimeout = ACK_TIMEOUT + Random( -ACK_TIMEOUT_RND, ACK_TIMEOUT_RND )
+ * AckTimeout = \ref ACK_TIMEOUT + Random( -\ref ACK_TIMEOUT_RND, \ref ACK_TIMEOUT_RND )
*/
#define ACK_TIMEOUT 2000000
/*!
* Random number of seconds after the start of the second reception window without
* receiving an acknowledge
- * AckTimeout = ACK_TIMEOUT + Random( -ACK_TIMEOUT_RND, ACK_TIMEOUT_RND )
+ * AckTimeout = \ref ACK_TIMEOUT + Random( -\ref ACK_TIMEOUT_RND, \ref ACK_TIMEOUT_RND )
*/
#define ACK_TIMEOUT_RND 1000000
/*!
- * Check the Mac layer state every MAC_STATE_CHECK_TIMEOUT
+ * Check the Mac layer state every MAC_STATE_CHECK_TIMEOUT in us
*/
#define MAC_STATE_CHECK_TIMEOUT 1000000
@@ -80,14 +119,18 @@
#define MAX_ACK_RETRIES 8
/*!
- * RSSI free threshold
+ * RSSI free threshold [dBm]
*/
-#define RSSI_FREE_TH ( int8_t )( -90 ) // [dBm]
+#define RSSI_FREE_TH ( int8_t )( -90 )
-/*!
- * Frame direction definition
+/*!
+ * Frame direction definition for up-link communications
*/
#define UP_LINK 0
+
+/*!
+ * Frame direction definition for down-link communications
+ */
#define DOWN_LINK 1
/*!
@@ -106,480 +149,1503 @@
*/
#define LORA_MAC_PUBLIC_SYNCWORD 0x34
+ /*!
+ * LoRaMac internal state
+ */
+//uint32_t LoRaMacState;
+
/*!
* LoRaWAN devices classes definition
*/
-typedef enum
+typedef enum eDeviceClass
{
+ /*!
+ * LoRaWAN device class A
+ *
+ * LoRaWAN Specification V1.0, chapter 3ff
+ */
CLASS_A,
+ /*!
+ * LoRaWAN device class B
+ *
+ * LoRaWAN Specification V1.0, chapter 8ff
+ */
CLASS_B,
+ /*!
+ * LoRaWAN device class C
+ *
+ * LoRaWAN Specification V1.0, chapter 17ff
+ */
CLASS_C,
}DeviceClass_t;
/*!
* LoRaMAC channels parameters definition
*/
-typedef union
+typedef union uDrRange
{
+ /*!
+ * Byte-access to the bits
+ */
int8_t Value;
- struct
+ /*!
+ * Structure to store the minimum and the maximum datarate
+ */
+ struct sFields
{
+ /*!
+ * Minimum data rate
+ *
+ * EU868 - [DR_0, DR_1, DR_2, DR_3, DR_4, DR_5, DR_6, DR_7]
+ *
+ * US915 - [DR_0, DR_1, DR_2, DR_3, DR_4]
+ */
int8_t Min : 4;
+ /*!
+ * Maximum data rate
+ *
+ * EU868 - [DR_0, DR_1, DR_2, DR_3, DR_4, DR_5, DR_6, DR_7]
+ *
+ * US915 - [DR_0, DR_1, DR_2, DR_3, DR_4]
+ */
int8_t Max : 4;
}Fields;
}DrRange_t;
-typedef struct
+/*!
+ * LoRaMAC band parameters definition
+ */
+typedef struct sBand
{
+ /*!
+ * Duty cycle
+ */
uint16_t DCycle;
+ /*!
+ * Maximum Tx power
+ */
int8_t TxMaxPower;
- uint64_t LastTxDoneTime;
- uint64_t TimeOff;
+ /*!
+ * Time stamp of the last Tx frame
+ */
+ TimerTime_t LastTxDoneTime;
+ /*!
+ * Holds the time where the device is off
+ */
+ TimerTime_t TimeOff;
}Band_t;
-typedef struct
+/*!
+ * LoRaMAC channel definition
+ */
+typedef struct sChannelParams
{
- uint32_t Frequency; // Hz
- DrRange_t DrRange; // Max datarate [0: SF12, 1: SF11, 2: SF10, 3: SF9, 4: SF8, 5: SF7, 6: SF7, 7: FSK]
- // Min datarate [0: SF12, 1: SF11, 2: SF10, 3: SF9, 4: SF8, 5: SF7, 6: SF7, 7: FSK]
- uint8_t Band; // Band index
+ /*!
+ * Frequency in Hz
+ */
+ uint32_t Frequency;
+ /*!
+ * Data rate definition
+ */
+ DrRange_t DrRange;
+ /*!
+ * Band index
+ */
+ uint8_t Band;
}ChannelParams_t;
-typedef struct
+/*!
+ * LoRaMAC receive window 2 channel parameters
+ */
+typedef struct sRx2ChannelParams
{
- uint32_t Frequency; // Hz
- uint8_t Datarate; // [0: SF12, 1: SF11, 2: SF10, 3: SF9, 4: SF8, 5: SF7, 6: SF7, 7: FSK]
+ /*!
+ * Frequency in Hz
+ */
+ uint32_t Frequency;
+ /*!
+ * Data rate
+ *
+ * EU868 - [DR_0, DR_1, DR_2, DR_3, DR_4, DR_5, DR_6, DR_7]
+ *
+ * US915 - [DR_8, DR_9, DR_10, DR_11, DR_12, DR_13]
+ */
+ uint8_t Datarate;
}Rx2ChannelParams_t;
-typedef struct MulticastParams_s
+/*!
+ * LoRaMAC multicast channel parameter
+ */
+typedef struct sMulticastParams
{
+ /*!
+ * Address
+ */
uint32_t Address;
+ /*!
+ * Network session key
+ */
uint8_t NwkSKey[16];
+ /*!
+ * Application session key
+ */
uint8_t AppSKey[16];
+ /*!
+ * Downlink counter
+ */
uint32_t DownLinkCounter;
- struct MulticastParams_s *Next;
+ /*!
+ * Reference pointer to the next multicast channel parameters in the list
+ */
+ struct sMulticastParams *Next;
}MulticastParams_t;
/*!
* LoRaMAC frame types
+ *
+ * LoRaWAN Specification V1.0, chapter 4.2.1, table 1
*/
-typedef enum
+typedef enum eLoRaMacFrameType
{
+ /*!
+ * LoRaMAC join request frame
+ */
FRAME_TYPE_JOIN_REQ = 0x00,
+ /*!
+ * LoRaMAC join accept frame
+ */
FRAME_TYPE_JOIN_ACCEPT = 0x01,
+ /*!
+ * LoRaMAC unconfirmed up-link frame
+ */
FRAME_TYPE_DATA_UNCONFIRMED_UP = 0x02,
+ /*!
+ * LoRaMAC unconfirmed down-link frame
+ */
FRAME_TYPE_DATA_UNCONFIRMED_DOWN = 0x03,
+ /*!
+ * LoRaMAC confirmed up-link frame
+ */
FRAME_TYPE_DATA_CONFIRMED_UP = 0x04,
+ /*!
+ * LoRaMAC confirmed down-link frame
+ */
FRAME_TYPE_DATA_CONFIRMED_DOWN = 0x05,
+ /*!
+ * LoRaMAC RFU frame
+ */
FRAME_TYPE_RFU = 0x06,
+ /*!
+ * LoRaMAC proprietary frame
+ */
FRAME_TYPE_PROPRIETARY = 0x07,
}LoRaMacFrameType_t;
/*!
* LoRaMAC mote MAC commands
+ *
+ * LoRaWAN Specification V1.0, chapter 5, table 4
*/
-typedef enum
+typedef enum eLoRaMacMoteCmd
{
+ /*!
+ * LinkCheckReq
+ */
MOTE_MAC_LINK_CHECK_REQ = 0x02,
+ /*!
+ * LinkADRAns
+ */
MOTE_MAC_LINK_ADR_ANS = 0x03,
+ /*!
+ * DutyCycleAns
+ */
MOTE_MAC_DUTY_CYCLE_ANS = 0x04,
+ /*!
+ * RXParamSetupAns
+ */
MOTE_MAC_RX_PARAM_SETUP_ANS = 0x05,
+ /*!
+ * DevStatusAns
+ */
MOTE_MAC_DEV_STATUS_ANS = 0x06,
+ /*!
+ * NewChannelAns
+ */
MOTE_MAC_NEW_CHANNEL_ANS = 0x07,
+ /*!
+ * RXTimingSetupAns
+ */
MOTE_MAC_RX_TIMING_SETUP_ANS = 0x08,
}LoRaMacMoteCmd_t;
/*!
* LoRaMAC server MAC commands
+ *
+ * LoRaWAN Specification V1.0, chapter 5, table 4
*/
-typedef enum
+typedef enum eLoRaMacSrvCmd
{
+ /*!
+ * LinkCheckAns
+ */
SRV_MAC_LINK_CHECK_ANS = 0x02,
+ /*!
+ * LinkADRReq
+ */
SRV_MAC_LINK_ADR_REQ = 0x03,
+ /*!
+ * DutyCycleReq
+ */
SRV_MAC_DUTY_CYCLE_REQ = 0x04,
+ /*!
+ * RXParamSetupReq
+ */
SRV_MAC_RX_PARAM_SETUP_REQ = 0x05,
+ /*!
+ * DevStatusReq
+ */
SRV_MAC_DEV_STATUS_REQ = 0x06,
+ /*!
+ * NewChannelReq
+ */
SRV_MAC_NEW_CHANNEL_REQ = 0x07,
+ /*!
+ * RXTimingSetupReq
+ */
SRV_MAC_RX_TIMING_SETUP_REQ = 0x08,
}LoRaMacSrvCmd_t;
/*!
* LoRaMAC Battery level indicator
*/
-typedef enum
+typedef enum eLoRaMacBatteryLevel
{
+ /*!
+ * External power source
+ */
BAT_LEVEL_EXT_SRC = 0x00,
+ /*!
+ * Battery level empty
+ */
BAT_LEVEL_EMPTY = 0x01,
+ /*!
+ * Battery level full
+ */
BAT_LEVEL_FULL = 0xFE,
+ /*!
+ * Battery level - no measurement available
+ */
BAT_LEVEL_NO_MEASURE = 0xFF,
}LoRaMacBatteryLevel_t;
/*!
- * LoRaMAC header field definition
+ * LoRaMAC header field definition (MHDR field)
+ *
+ * LoRaWAN Specification V1.0, chapter 4.2
*/
-typedef union
+typedef union uLoRaMacHeader
{
+ /*!
+ * Byte-access to the bits
+ */
uint8_t Value;
- struct
+ /*!
+ * Structure containing single access to header bits
+ */
+ struct sHdrBits
{
+ /*!
+ * Major version
+ */
uint8_t Major : 2;
+ /*!
+ * RFU
+ */
uint8_t RFU : 3;
+ /*!
+ * Message type
+ */
uint8_t MType : 3;
}Bits;
}LoRaMacHeader_t;
/*!
- * LoRaMAC frame header field definition
+ * LoRaMAC frame control field definition (FCtrl)
+ *
+ * LoRaWAN Specification V1.0, chapter 4.3.1
*/
-typedef union
+typedef union uLoRaMacFrameCtrl
{
+ /*!
+ * Byte-access to the bits
+ */
uint8_t Value;
- struct
+ struct sCtrlBits
{
+ /*!
+ * Frame options length
+ */
uint8_t FOptsLen : 4;
+ /*!
+ * Frame pending bit
+ */
uint8_t FPending : 1;
+ /*!
+ * Message acknowledge bit
+ */
uint8_t Ack : 1;
+ /*!
+ * ADR acknowledgment request bit
+ */
uint8_t AdrAckReq : 1;
+ /*!
+ * ADR control in frame header
+ */
uint8_t Adr : 1;
}Bits;
}LoRaMacFrameCtrl_t;
/*!
- * LoRaMAC event flags
+ * Enumeration containing the status of the operation of a MAC service
*/
-typedef union
+typedef enum eLoRaMacEventInfoStatus
{
- uint8_t Value;
- struct
- {
- uint8_t Tx : 1;
- uint8_t Rx : 1;
- uint8_t RxData : 1;
- uint8_t Multicast : 1;
- uint8_t RxSlot : 2;
- uint8_t LinkCheck : 1;
- uint8_t JoinAccept : 1;
- }Bits;
-}LoRaMacEventFlags_t;
-
-typedef enum
-{
+ /*!
+ * Service performed successfully
+ */
LORAMAC_EVENT_INFO_STATUS_OK = 0,
+ /*!
+ * An error occured during the execution of the service
+ */
LORAMAC_EVENT_INFO_STATUS_ERROR,
+ /*!
+ * A Tx timeouit occured
+ */
LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT,
+ /*!
+ * An Rx timeout occured on receive window 2
+ */
LORAMAC_EVENT_INFO_STATUS_RX2_TIMEOUT,
+ /*!
+ * An Rx error occured on receive window 2
+ */
LORAMAC_EVENT_INFO_STATUS_RX2_ERROR,
+ /*!
+ * An error occured in the join procedure
+ */
LORAMAC_EVENT_INFO_STATUS_JOIN_FAIL,
- LORAMAC_EVENT_INFO_STATUS_DOWNLINK_FAIL,
+ /*!
+ * A frame with an invalid downlink counter was received. The
+ * downlink counter of the frame was equal to the local copy
+ * of the downlink counter of the node.
+ */
+ LORAMAC_EVENT_INFO_STATUS_DOWNLINK_REPEATED,
+ /*!
+ * An address error occured
+ */
LORAMAC_EVENT_INFO_STATUS_ADDRESS_FAIL,
+ /*!
+ * message integrity check failure
+ */
LORAMAC_EVENT_INFO_STATUS_MIC_FAIL,
}LoRaMacEventInfoStatus_t;
/*!
- * LoRaMAC event information
+ * LoRaMac tx/rx operation state
+ */
+typedef union eLoRaMacFlags_t
+{
+ /*!
+ * Byte-access to the bits
+ */
+ uint8_t Value;
+ struct sMacFlagBits
+ {
+ /*!
+ * MCPS-Req pending
+ */
+ uint8_t McpsReq : 1;
+ /*!
+ * MCPS-Ind pending
+ */
+ uint8_t McpsInd : 1;
+ /*!
+ * MLME-Req pending
+ */
+ uint8_t MlmeReq : 1;
+ /*!
+ * MAC cycle done
+ */
+ uint8_t MacDone : 1;
+ }Bits;
+}LoRaMacFlags_t;
+
+/*!
+ *
+ * \brief LoRaMAC data services
+ *
+ * \details The following table list the primitives which are supported by the
+ * specific MAC data service:
+ *
+ * Name | Request | Indication | Response | Confirm
+ * --------------------- | :-----: | :--------: | :------: | :-----:
+ * \ref MCPS_UNCONFIRMED | YES | YES | NO | YES
+ * \ref MCPS_CONFIRMED | YES | YES | NO | YES
+ * \ref MCPS_MULTICAST | NO | YES | NO | NO
+ * \ref MCPS_PROPRIETARY | YES | YES | NO | YES
+ *
+ * The following table provides links to the function implementations of the
+ * related MCPS primitives:
+ *
+ * Primitive | Function
+ * ---------------- | :---------------------:
+ * MCPS-Request | \ref LoRaMacMlmeRequest
+ * MCPS-Confirm | MacMcpsConfirm in \ref LoRaMacPrimitives_t
+ * MCPS-Indication | MacMcpsIndication in \ref LoRaMacPrimitives_t
+ */
+typedef enum eMcps
+{
+ /*!
+ * Unconfirmed LoRaMAC frame
+ */
+ MCPS_UNCONFIRMED,
+ /*!
+ * Confirmed LoRaMAC frame
+ */
+ MCPS_CONFIRMED,
+ /*!
+ * Multicast LoRaMAC frame
+ */
+ MCPS_MULTICAST,
+ /*!
+ * Proprietary frame
+ */
+ MCPS_PROPRIETARY,
+}Mcps_t;
+
+/*!
+ * LoRaMAC MCPS-Request for an unconfirmed frame
+ */
+typedef struct sMcpsReqUnconfirmed
+{
+ /*!
+ * Frame port field. Must be set if the payload is not empty. Use the
+ * application specific frame port values: [1...223]
+ *
+ * LoRaWAN Specification V1.0, chapter 4.3.2
+ */
+ uint8_t fPort;
+ /*!
+ * Pointer to the buffer of the frame payload
+ */
+ void *fBuffer;
+ /*!
+ * Size of the frame payload
+ */
+ uint16_t fBufferSize;
+ /*!
+ * Uplink datarate, if ADR is off
+ */
+ int8_t Datarate;
+}McpsReqUnconfirmed_t;
+
+/*!
+ * LoRaMAC MCPS-Request for a confirmed frame
+ */
+typedef struct sMcpsReqConfirmed
+{
+ /*!
+ * Frame port field. Must be set if the payload is not empty. Use the
+ * application specific frame port values: [1...223]
+ *
+ * LoRaWAN Specification V1.0, chapter 4.3.2
+ */
+ uint8_t fPort;
+ /*!
+ * Pointer to the buffer of the frame payload
+ */
+ void *fBuffer;
+ /*!
+ * Size of the frame payload
+ */
+ uint16_t fBufferSize;
+ /*!
+ * Uplink datarate, if ADR is off
+ */
+ int8_t Datarate;
+ /*!
+ * Number of attempts to transmit the frame, if frame could not be send, or
+ * if the LoRaMAC layer did not receive an acknowledgment
+ */
+ uint8_t nbRetries;
+}McpsReqConfirmed_t;
+
+/*!
+ * LoRaMAC MCPS-Request for a proprietary frame
+ */
+typedef struct sMcpsReqProprietary
+{
+ /*!
+ * Pointer to the buffer of the frame payload
+ */
+ void *fBuffer;
+ /*!
+ * Size of the frame payload
+ */
+ uint16_t fBufferSize;
+ /*!
+ * Uplink datarate, if ADR is off
+ */
+ int8_t Datarate;
+}McpsReqProprietary_t;
+
+/*!
+ * LoRaMAC MCPS-Request structure
+ */
+typedef struct sMcpsReq
+{
+ /*!
+ * MCPS-Request type
+ */
+ Mcps_t Type;
+
+ /*!
+ * MCPS-Request parameters
+ */
+ union uMcpsParam
+ {
+ /*!
+ * MCPS-Request parameters for an unconfirmed frame
+ */
+ McpsReqUnconfirmed_t Unconfirmed;
+ /*!
+ * MCPS-Request parameters for a confirmed frame
+ */
+ McpsReqConfirmed_t Confirmed;
+ /*!
+ * MCPS-Request parameters for a proprietary frame
+ */
+ McpsReqProprietary_t Proprietary;
+ }Req;
+}McpsReq_t;
+
+/*!
+ * LoRaMAC MCPS-Confirm
*/
-typedef struct
+typedef struct sMcpsConfirm
+{
+ /*!
+ * Holds the previously performed MCPS-Request
+ */
+ Mcps_t McpsRequest;
+ /*!
+ * Status of the operation
+ */
+ LoRaMacEventInfoStatus_t Status;
+ /*!
+ * Uplink datarate
+ */
+ uint8_t Datarate;
+ /*!
+ * Transmission power
+ */
+ int8_t TxPower;
+ /*!
+ * Set if an acknowledgement was received
+ */
+ bool AckReceived;
+ /*!
+ * Provides the number of retransmissions
+ */
+ uint8_t NbRetries;
+ /*!
+ * The transmission time on air of the frame
+ */
+ TimerTime_t TxTimeOnAir;
+ /*!
+ * The uplink counter value related to the frame
+ */
+ uint32_t UpLinkCounter;
+}McpsConfirm_t;
+
+/*!
+ * LoRaMAC MCPS-Indication primitive
+ */
+typedef struct sMcpsIndication
{
+ /*!
+ * MCPS-Indication type
+ */
+ Mcps_t McpsIndication;
+ /*!
+ * Status of the operation
+ */
+ LoRaMacEventInfoStatus_t Status;
+ /*!
+ * Multicast
+ */
+ uint8_t Multicast;
+ /*!
+ * Application port
+ */
+ uint8_t Port;
+ /*!
+ * Downlink datarate
+ */
+ uint8_t RxDatarate;
+ /*!
+ * Frame pending status
+ */
+ uint8_t FramePending;
+ /*!
+ * Pointer to the received data stream
+ */
+ uint8_t *Buffer;
+ /*!
+ * Size of the received data stream
+ */
+ uint8_t BufferSize;
+ /*!
+ * Indicates, if data is available
+ */
+ bool RxData;
+ /*!
+ * Rssi of the received packet
+ */
+ int16_t Rssi;
+ /*!
+ * Snr of the received packet
+ */
+ uint8_t Snr;
+ /*!
+ * Receive window
+ *
+ * [0: Rx window 1, 1: Rx window 2]
+ */
+ uint8_t RxSlot;
+ /*!
+ * Set if an acknowledgement was received
+ */
+ bool AckReceived;
+ /*!
+ * The downlink counter value for the received frame
+ */
+ uint32_t DownLinkCounter;
+}McpsIndication_t;
+
+/*!
+ * \brief LoRaMAC management services
+ *
+ * \details The following table list the primitives which are supported by the
+ * specific MAC management service:
+ *
+ * Name | Request | Indication | Response | Confirm
+ * --------------------- | :-----: | :--------: | :------: | :-----:
+ * \ref MLME_JOIN | YES | NO | NO | YES
+ * \ref MLME_LINK_CHECK | YES | NO | NO | YES
+ *
+ * The following table provides links to the function implementations of the
+ * related MLME primitives.
+ *
+ * Primitive | Function
+ * ---------------- | :---------------------:
+ * MLME-Request | \ref LoRaMacMlmeRequest
+ * MLME-Confirm | MacMlmeConfirm in \ref LoRaMacPrimitives_t
+ */
+typedef enum eMlme
+{
+ /*!
+ * Initiates the Over-the-Air activation
+ *
+ * LoRaWAN Specification V1.0, chapter 6.2
+ */
+ MLME_JOIN,
+ /*!
+ * LinkCheckReq - Connectivity validation
+ *
+ * LoRaWAN Specification V1.0, chapter 5, table 4
+ */
+ MLME_LINK_CHECK,
+}Mlme_t;
+
+/*!
+ * LoRaMAC MLME-Request for the join service
+ */
+typedef struct sMlmeReqJoin
+{
+ /*!
+ * Globally unique end-device identifier
+ *
+ * LoRaWAN Specification V1.0, chapter 6.2.1
+ */
+ uint8_t *DevEui;
+ /*!
+ * Application identifier
+ *
+ * LoRaWAN Specification V1.0, chapter 6.1.2
+ */
+ uint8_t *AppEui;
+ /*!
+ * AES-128 application key
+ *
+ * LoRaWAN Specification V1.0, chapter 6.2.2
+ */
+ uint8_t *AppKey;
+}MlmeReqJoin_t;
+
+/*!
+ *
+ */
+typedef struct sMlmeReq
+{
+ /*!
+ * MLME-Request type
+ */
+ Mlme_t Type;
+
+ /*!
+ * MLME-Request parameters
+ */
+ union uMlmeParam
+ {
+ /*!
+ * MLME-Request parameters for a join request
+ */
+ MlmeReqJoin_t Join;
+ }Req;
+}MlmeReq_t;
+
+/*!
+ * LoRaMAC MLME-Confirm primitive
+ */
+typedef struct sMlmeConfirm
+{
+ /*!
+ * Holds the previously performed MLME-Request
+ */
+ Mlme_t MlmeRequest;
+ /*!
+ * Status of the operation
+ */
LoRaMacEventInfoStatus_t Status;
- bool TxAckReceived;
- uint8_t TxNbRetries;
- uint8_t TxDatarate;
- uint8_t RxPort;
- uint8_t *RxBuffer;
- uint8_t RxBufferSize;
- int16_t RxRssi;
- uint8_t RxSnr;
- uint16_t Energy;
+ /*!
+ * The transmission time on air of the frame
+ */
+ TimerTime_t TxTimeOnAir;
+ /*!
+ * Demodulation margin. Contains the link margin [dB] of the last
+ * successfully received LinkCheckReq
+ */
uint8_t DemodMargin;
+ /*!
+ * Number of gateways which received the last LinkCheckReq
+ */
uint8_t NbGateways;
-}LoRaMacEventInfo_t;
+}MlmeConfirm_t;
+
+/*!
+ * LoRa Mac Information Base (MIB)
+ *
+ * The following table lists the MIB parameters and the related attributes:
+ *
+ * Attribute | Get | Set
+ * --------------------------------- | :-: | :-:
+ * \ref MIB_DEVICE_CLASS | YES | YES
+ * \ref MIB_NETWORK_JOINED | YES | YES
+ * \ref MIB_ADR | YES | YES
+ * \ref MIB_NET_ID | YES | YES
+ * \ref MIB_DEV_ADDR | YES | YES
+ * \ref MIB_NWK_SKEY | YES | YES
+ * \ref MIB_APP_SKEY | YES | YES
+ * \ref MIB_PUBLIC_NETWORK | YES | YES
+ * \ref MIB_CHANNELS | YES | NO
+ * \ref MIB_RX2_CHANNEL | YES | YES
+ * \ref MIB_CHANNELS_MASK | YES | YES
+ * \ref MIB_CHANNELS_NB_REP | YES | YES
+ * \ref MIB_MAX_RX_WINDOW_DURATION | YES | YES
+ * \ref MIB_RECEIVE_DELAY_1 | YES | YES
+ * \ref MIB_RECEIVE_DELAY_2 | YES | YES
+ * \ref MIB_JOIN_ACCEPT_DELAY_1 | YES | YES
+ * \ref MIB_JOIN_ACCEPT_DELAY_2 | YES | YES
+ * \ref MIB_CHANNELS_DATARATE | YES | YES
+ * \ref MIB_CHANNELS_TX_POWER | YES | YES
+ * \ref MIB_UPLINK_COUNTER | YES | NO
+ * \ref MIB_DOWNLINK_COUNTER | YES | NO
+ * \ref MIB_MULTICAST_CHANNEL | YES | NO
+ *
+ * The following table provides links to the function implementations of the
+ * related MIB primitives:
+ *
+ * Primitive | Function
+ * ---------------- | :---------------------:
+ * MIB-Set | \ref LoRaMacMibSetRequestConfirm
+ * MIB-Get | \ref LoRaMacMibGetRequestConfirm
+ */
+typedef enum eMib
+{
+ /*!
+ * LoRaWAN device class
+ *
+ * LoRaWAN Specification V1.0
+ */
+ MIB_DEVICE_CLASS,
+ /*!
+ * LoRaWAN Network joined attribute
+ *
+ * LoRaWAN Specification V1.0
+ */
+ MIB_NETWORK_JOINED,
+ /*!
+ * Adaptive data rate
+ *
+ * LoRaWAN Specification V1.0, chapter 4.3.1.1
+ *
+ * [true: ADR enabled, false: ADR disabled]
+ */
+ MIB_ADR,
+ /*!
+ * Network identifier
+ *
+ * LoRaWAN Specification V1.0, chapter 6.2.5
+ */
+ MIB_NET_ID,
+ /*!
+ * End-device address
+ *
+ * LoRaWAN Specification V1.0, chapter 6.1.2
+ */
+ MIB_DEV_ADDR,
+ /*!
+ * Network session key
+ *
+ * LoRaWAN Specification V1.0, chapter 6.1.3
+ */
+ MIB_NWK_SKEY,
+ /*!
+ * Application session key
+ *
+ * LoRaWAN Specification V1.0, chapter 6.1.4
+ */
+ MIB_APP_SKEY,
+ /*!
+ * Set the network type to public or private
+ *
+ * LoRaWAN Specification V1.0, chapter 7
+ *
+ * [true: public network, false: private network]
+ */
+ MIB_PUBLIC_NETWORK,
+ /*!
+ * Support the operation with repeaters
+ *
+ * LoRaWAN Specification V1.0, chapter 7
+ *
+ * [true: repeater support enabled, false: repeater support disabled]
+ */
+ MIB_REPEATER_SUPPORT,
+ /*!
+ * Communication channels. A get request will return a
+ * pointer which references the first entry of the channel list. The
+ * list is of size LORA_MAX_NB_CHANNELS
+ *
+ * LoRaWAN Specification V1.0, chapter 7
+ */
+ MIB_CHANNELS,
+ /*!
+ * Set receive window 2 channel
+ *
+ * LoRaWAN Specification V1.0, chapter 3.3.2
+ */
+ MIB_RX2_CHANNEL,
+ /*!
+ * LoRaWAN channels mask
+ *
+ * LoRaWAN Specification V1.0, chapter 5.2
+ */
+ MIB_CHANNELS_MASK,
+ /*!
+ * Set the number of repetitions on a channel
+ *
+ * LoRaWAN Specification V1.0, chapter 5.2
+ */
+ MIB_CHANNELS_NB_REP,
+ /*!
+ * Maximum receive window duration in [us]
+ *
+ * LoRaWAN Specification V1.0, chapter 3.3.3
+ */
+ MIB_MAX_RX_WINDOW_DURATION,
+ /*!
+ * Receive delay 1 in [us]
+ *
+ * LoRaWAN Specification V1.0, chapter 6
+ */
+ MIB_RECEIVE_DELAY_1,
+ /*!
+ * Receive delay 2 in [us]
+ *
+ * LoRaWAN Specification V1.0, chapter 6
+ */
+ MIB_RECEIVE_DELAY_2,
+ /*!
+ * Join accept delay 1 in [us]
+ *
+ * LoRaWAN Specification V1.0, chapter 6
+ */
+ MIB_JOIN_ACCEPT_DELAY_1,
+ /*!
+ * Join accept delay 2 in [us]
+ *
+ * LoRaWAN Specification V1.0, chapter 6
+ */
+ MIB_JOIN_ACCEPT_DELAY_2,
+ /*!
+ * Data rate of a channel
+ *
+ * LoRaWAN Specification V1.0, chapter 7
+ *
+ * EU868 - [DR_0, DR_1, DR_2, DR_3, DR_4, DR_5, DR_6, DR_7]
+ *
+ * US915 - [DR_0, DR_1, DR_2, DR_3, DR_4, DR_8, DR_9, DR_10, DR_11, DR_12, DR_13]
+ */
+ MIB_CHANNELS_DATARATE,
+ /*!
+ * Transmission power of a channel
+ *
+ * LoRaWAN Specification V1.0, chapter 7
+ *
+ * EU868 - [TX_POWER_20_DBM, TX_POWER_14_DBM, TX_POWER_11_DBM,
+ * TX_POWER_08_DBM, TX_POWER_05_DBM, TX_POWER_02_DBM]
+ *
+ * US915 - [TX_POWER_30_DBM, TX_POWER_28_DBM, TX_POWER_26_DBM,
+ * TX_POWER_24_DBM, TX_POWER_22_DBM, TX_POWER_20_DBM,
+ * TX_POWER_18_DBM, TX_POWER_14_DBM, TX_POWER_12_DBM,
+ * TX_POWER_10_DBM]
+ */
+ MIB_CHANNELS_TX_POWER,
+ /*!
+ * LoRaWAN Up-link counter
+ *
+ * LoRaWAN Specification V1.0, chapter 4.3.1.5
+ */
+ MIB_UPLINK_COUNTER,
+ /*!
+ * LoRaWAN Down-link counter
+ *
+ * LoRaWAN Specification V1.0, chapter 4.3.1.5
+ */
+ MIB_DOWNLINK_COUNTER,
+ /*!
+ * Multicast channels. A get request will return a pointer to the first
+ * entry of the multicast channel linked list. If the pointer is equal to
+ * NULL, the list is empty.
+ */
+ MIB_MULTICAST_CHANNEL,
+}Mib_t;
+
+/*!
+ * LoRaMAC MIB parameters
+ */
+typedef union uMibParam
+{
+ /*!
+ * LoRaWAN device class
+ *
+ * Related MIB type: \ref MIB_DEVICE_CLASS
+ */
+ DeviceClass_t Class;
+ /*!
+ * LoRaWAN network joined attribute
+ *
+ * Related MIB type: \ref MIB_NETWORK_JOINED
+ */
+ bool IsNetworkJoined;
+ /*!
+ * Activation state of ADR
+ *
+ * Related MIB type: \ref MIB_ADR
+ */
+ bool AdrEnable;
+ /*!
+ * Network identifier
+ *
+ * Related MIB type: \ref MIB_NET_ID
+ */
+ uint32_t NetID;
+ /*!
+ * End-device address
+ *
+ * Related MIB type: \ref MIB_DEV_ADDR
+ */
+ uint32_t DevAddr;
+ /*!
+ * Network session key
+ *
+ * Related MIB type: \ref MIB_NWK_SKEY
+ */
+ uint8_t *NwkSKey;
+ /*!
+ * Application session key
+ *
+ * Related MIB type: \ref MIB_APP_SKEY
+ */
+ uint8_t *AppSKey;
+ /*!
+ * Enable or disable a public network
+ *
+ * Related MIB type: \ref MIB_PUBLIC_NETWORK
+ */
+ bool EnablePublicNetwork;
+ /*!
+ * Enable or disable repeater support
+ *
+ * Related MIB type: \ref MIB_REPEATER_SUPPORT
+ */
+ bool EnableRepeaterSupport;
+ /*!
+ * LoRaWAN Channel
+ *
+ * Related MIB type: \ref MIB_CHANNELS
+ */
+ ChannelParams_t* ChannelList;
+ /*!
+ * Channel for the receive window 2
+ *
+ * Related MIB type: \ref MIB_RX2_CHANNEL
+ */
+ Rx2ChannelParams_t Rx2Channel;
+ /*!
+ * Channel mask
+ *
+ * Related MIB type: \ref MIB_CHANNELS_MASK
+ */
+ uint16_t* ChannelsMask;
+ /*!
+ * Number of frame repetitions
+ *
+ * Related MIB type: \ref MIB_CHANNELS_NB_REP
+ */
+ uint8_t ChannelNbRep;
+ /*!
+ * Maximum receive window duration
+ *
+ * Related MIB type: \ref MIB_MAX_RX_WINDOW_DURATION
+ */
+ uint32_t MaxRxWindow;
+ /*!
+ * Receive delay 1
+ *
+ * Related MIB type: \ref MIB_RECEIVE_DELAY_1
+ */
+ uint32_t ReceiveDelay1;
+ /*!
+ * Receive delay 2
+ *
+ * Related MIB type: \ref MIB_RECEIVE_DELAY_2
+ */
+ uint32_t ReceiveDelay2;
+ /*!
+ * Join accept delay 1
+ *
+ * Related MIB type: \ref MIB_JOIN_ACCEPT_DELAY_1
+ */
+ uint32_t JoinAcceptDelay1;
+ /*!
+ * Join accept delay 2
+ *
+ * Related MIB type: \ref MIB_JOIN_ACCEPT_DELAY_2
+ */
+ uint32_t JoinAcceptDelay2;
+ /*!
+ * Channels data rate
+ *
+ * Related MIB type: \ref MIB_CHANNELS_DATARATE
+ */
+ int8_t ChannelsDatarate;
+ /*!
+ * Channels TX power
+ *
+ * Related MIB type: \ref MIB_CHANNELS_TX_POWER
+ */
+ int8_t ChannelsTxPower;
+ /*!
+ * LoRaWAN Up-link counter
+ *
+ * Related MIB type: \ref MIB_UPLINK_COUNTER
+ */
+ uint32_t UpLinkCounter;
+ /*!
+ * LoRaWAN Down-link counter
+ *
+ * Related MIB type: \ref MIB_DOWNLINK_COUNTER
+ */
+ uint32_t DownLinkCounter;
+ /*!
+ * Multicast channel
+ *
+ * Related MIB type: \ref MIB_MULTICAST_CHANNEL
+ */
+ MulticastParams_t* MulticastList;
+}MibParam_t;
+
+/*!
+ * LoRaMAC MIB-RequestConfirm structure
+ */
+typedef struct eMibRequestConfirm
+{
+ /*!
+ * MIB-Request type
+ */
+ Mib_t Type;
+
+ /*!
+ * MLME-RequestConfirm parameters
+ */
+ MibParam_t Param;
+}MibRequestConfirm_t;
+
+/*!
+ * LoRaMAC tx information
+ */
+typedef struct sLoRaMacTxInfo
+{
+ /*!
+ * Defines the size of the applicative payload which can be processed
+ */
+ uint8_t MaxPossiblePayload;
+ /*!
+ * The current payload size, dependent on the current datarate
+ */
+ uint8_t CurrentPayloadSize;
+}LoRaMacTxInfo_t;
+
+/*!
+ * LoRaMAC Status
+ */
+typedef enum eLoRaMacStatus
+{
+ /*!
+ * Service started successfully
+ */
+ LORAMAC_STATUS_OK,
+ /*!
+ * Service not started - LoRaMAC is busy
+ */
+ LORAMAC_STATUS_BUSY,
+ /*!
+ * Service unknown
+ */
+ LORAMAC_STATUS_SERVICE_UNKNOWN,
+ /*!
+ * Service not started - invalid parameter
+ */
+ LORAMAC_STATUS_PARAMETER_INVALID,
+ /*!
+ * Service not started - the device is not in a LoRaWAN
+ */
+ LORAMAC_STATUS_NO_NETWORK_JOINED,
+ /*!
+ * Service not started - playload lenght error
+ */
+ LORAMAC_STATUS_LENGTH_ERROR,
+ /*!
+ * Service not started - playload lenght error
+ */
+ LORAMAC_STATUS_MAC_CMD_LENGTH_ERROR,
+ /*!
+ * Service not started - the device is switched off
+ */
+ LORAMAC_STATUS_DEVICE_OFF,
+}LoRaMacStatus_t;
/*!
* LoRaMAC events structure
* Used to notify upper layers of MAC events
*/
-typedef struct sLoRaMacCallbacks
+typedef struct sLoRaMacPrimitives
{
/*!
- * MAC layer event callback prototype.
+ * \brief MCPS-Confirm primitive
*
- * \param [IN] flags Bit field indicating the MAC events occurred
- * \param [IN] info Details about MAC events occurred
+ * \param [OUT] MCPS-Confirm parameters
+ */
+ void ( *MacMcpsConfirm )( McpsConfirm_t *McpsConfirm );
+ /*!
+ * \brief MCPS-Indication primitive
+ *
+ * \param [OUT] MCPS-Indication parameters
*/
- void ( *MacEvent )( LoRaMacEventFlags_t *flags, LoRaMacEventInfo_t *info );
+ void ( *MacMcpsIndication )( McpsIndication_t *McpsIndication );
/*!
- * Function callback to get the current battery level
+ * \brief MLME-Confirm primitive
*
- * \retval batteryLevel Current battery level
+ * \param [OUT] MLME-Confirm parameters
+ */
+ void ( *MacMlmeConfirm )( MlmeConfirm_t *MlmeConfirm );
+}LoRaMacPrimitives_t;
+
+typedef struct sLoRaMacCallback
+{
+ /*!
+ * \brief Measures the battery level
+ *
+ * \retval Battery level [0: node is connected to an external
+ * power source, 1..254: battery level, where 1 is the minimum
+ * and 254 is the maximum value, 255: the node was not able
+ * to measure the battery level]
*/
uint8_t ( *GetBatteryLevel )( void );
-}LoRaMacCallbacks_t;
-
-/*!
- * LoRaMAC layer initialization
- *
- * \param [IN] callabcks Pointer to a structure defining the LoRaMAC
- * callback functions.
- */
-void LoRaMacInit( LoRaMacCallbacks_t *callabcks );
+}LoRaMacCallback_t;
/*!
- * Enables/Disables the ADR (Adaptive Data Rate)
- *
- * \param [IN] enable [true: ADR ON, false: ADR OFF]
- */
-void LoRaMacSetAdrOn( bool enable );
-
-/*!
- * Initializes the network IDs. Device address,
- * network session AES128 key and application session AES128 key.
+ * \brief LoRaMAC layer initialization
*
- * \remark To be only used when Over-the-Air activation isn't used.
+ * \details In addition to the initialization of the LoRaMAC layer, this
+ * function initializes the callback primitives of the MCPS and
+ * MLME services. Every data field of \ref LoRaMacPrimitives_t must be
+ * set to a valid callback function.
+ *
+ * \param [IN] events - Pointer to a structure defining the LoRaMAC
+ * event functions. Refer to \ref LoRaMacPrimitives_t.
*
- * \param [IN] netID 24 bits network identifier
- * ( provided by network operator )
- * \param [IN] devAddr 32 bits device address on the network
- * (must be unique to the network)
- * \param [IN] nwkSKey Pointer to the network session AES128 key array
- * ( 16 bytes )
- * \param [IN] appSKey Pointer to the application session AES128 key array
- * ( 16 bytes )
+ * \param [IN] events - Pointer to a structure defining the LoRaMAC
+ * callback functions. Refer to \ref LoRaMacCallback_t.
+ *
+ * \retval LoRaMacStatus_t Status of the operation. Possible returns are:
+ * returns are:
+ * \ref LORAMAC_STATUS_OK,
+ * \ref LORAMAC_STATUS_PARAMETER_INVALID.
*/
-void LoRaMacInitNwkIds( uint32_t netID, uint32_t devAddr, uint8_t *nwkSKey, uint8_t *appSKey );
-
-/*
- * TODO: Add documentation
- */
-void LoRaMacMulticastChannelAdd( MulticastParams_t *channelParam );
-
-/*
- * TODO: Add documentation
- */
-void LoRaMacMulticastChannelRemove( MulticastParams_t *channelParam );
+LoRaMacStatus_t LoRaMacInitialization( LoRaMacPrimitives_t *primitives, LoRaMacCallback_t *callbacks );
/*!
- * Initiates the Over-the-Air activation
- *
- * \param [IN] devEui Pointer to the device EUI array ( 8 bytes )
- * \param [IN] appEui Pointer to the application EUI array ( 8 bytes )
- * \param [IN] appKey Pointer to the application AES128 key array ( 16 bytes )
+ * \brief Queries the LoRaMAC if it is possible to send the next frame with
+ * a given payload size. The LoRaMAC takes scheduled MAC commands into
+ * account and reports, when the frame can be send or not.
+ *
+ * \param [IN] size - Size of applicative payload to be send next
*
- * \retval status [0: OK, 1: Tx error, 2: Already joined a network]
- */
-uint8_t LoRaMacJoinReq( uint8_t *devEui, uint8_t *appEui, uint8_t *appKey );
-
-/*!
- * Sends a LinkCheckReq MAC command on the next uplink frame
+ * \param [OUT] txInfo - The structure \ref LoRaMacTxInfo_t contains
+ * information about the actual maximum payload possible
+ * ( according to the configured datarate or the next
+ * datarate according to ADR ), and the maximum frame
+ * size, taking the scheduled MAC commands into account.
*
- * \retval status Function status [0: OK, 1: Busy]
+ * \retval LoRaMacStatus_t Status of the operation. When the parameters are
+ * not valid, the function returns \ref LORAMAC_STATUS_PARAMETER_INVALID.
+ * In case of a length error caused by the applicative payload size, the
+ * function returns LORAMAC_STATUS_LENGTH_ERROR. In case of a length error
+ * due to additional MAC commands in the queue, the function returns
+ * LORAMAC_STATUS_MAC_CMD_LENGTH_ERROR. In case the query is valid, and
+ * the LoRaMAC is able to send the frame, the function returns LORAMAC_STATUS_OK. *
*/
-uint8_t LoRaMacLinkCheckReq( void );
-
-/*!
- * LoRaMAC layer send frame
- *
- * \param [IN] fPort MAC payload port (must be > 0)
- * \param [IN] fBuffer MAC data buffer to be sent
- * \param [IN] fBufferSize MAC data buffer size
- *
- * \retval status [0: OK, 1: Busy, 2: No network joined,
- * 3: Length or port error, 4: Unknown MAC command
- * 5: Unable to find a free channel
- * 6: Device switched off]
- */
-uint8_t LoRaMacSendFrame( uint8_t fPort, void *fBuffer, uint16_t fBufferSize );
+LoRaMacStatus_t LoRaMacQueryTxPossible( uint8_t size, LoRaMacTxInfo_t* txInfo );
/*!
- * LoRaMAC layer send frame
+ * \brief LoRaMAC channel add service
+ *
+ * \details Adds a new channel to the channel list and activates the id in
+ * the channel mask. For the US915 band, all channels are enabled
+ * by default. It is not possible to activate less than 6 125 kHz
+ * channels.
+ *
+ * \param [IN] id - Id of the channel. Possible values are:
*
- * \param [IN] fPort MAC payload port (must be > 0)
- * \param [IN] fBuffer MAC data buffer to be sent
- * \param [IN] fBufferSize MAC data buffer size
- * \param [IN] fBufferSize MAC data buffer size
- * \param [IN] nbRetries Number of retries to receive the acknowledgement
+ * 0-15 for EU868
+ * 0-72 for US915
+ *
+ * \param [IN] params - Channel parameters to set.
*
- * \retval status [0: OK, 1: Busy, 2: No network joined,
- * 3: Length or port error, 4: Unknown MAC command
- * 5: Unable to find a free channel
- * 6: Device switched off]
+ * \retval LoRaMacStatus_t Status of the operation. Possible returns are:
+ * \ref LORAMAC_STATUS_OK,
+ * \ref LORAMAC_STATUS_BUSY,
+ * \ref LORAMAC_STATUS_PARAMETER_INVALID.
*/
-uint8_t LoRaMacSendConfirmedFrame( uint8_t fPort, void *fBuffer, uint16_t fBufferSize, uint8_t nbRetries );
+LoRaMacStatus_t LoRaMacChannelAdd( uint8_t id, ChannelParams_t params );
/*!
- * ============================================================================
- * = LoRaMac test functions =
- * ============================================================================
+ * \brief LoRaMAC channel remove service
+ *
+ * \details Deactivates the id in the channel mask.
+ *
+ * \param [IN] id - Id of the channel.
+ *
+ * \retval LoRaMacStatus_t Status of the operation. Possible returns are:
+ * \ref LORAMAC_STATUS_OK,
+ * \ref LORAMAC_STATUS_BUSY,
+ * \ref LORAMAC_STATUS_PARAMETER_INVALID.
*/
+LoRaMacStatus_t LoRaMacChannelRemove( uint8_t id );
/*!
- * LoRaMAC layer generic send frame
+ * \brief LoRaMAC multicast channel link service
+ *
+ * \details Links a multicast channel into the linked list.
+ *
+ * \param [IN] channelParam - Multicast channel parameters to link.
*
- * \param [IN] macHdr MAC header field
- * \param [IN] fOpts MAC commands buffer
- * \param [IN] fPort MAC payload port
- * \param [IN] fBuffer MAC data buffer to be sent
- * \param [IN] fBufferSize MAC data buffer size
- * \retval status [0: OK, 1: Busy, 2: No network joined,
- * 3: Length or port error, 4: Unknown MAC command
- * 5: Unable to find a free channel
- * 6: Device switched off]
+ * \retval LoRaMacStatus_t Status of the operation. Possible returns are:
+ * \ref LORAMAC_STATUS_OK,
+ * \ref LORAMAC_STATUS_BUSY,
+ * \ref LORAMAC_STATUS_PARAMETER_INVALID.
*/
-uint8_t LoRaMacSend( LoRaMacHeader_t *macHdr, uint8_t *fOpts, uint8_t fPort, void *fBuffer, uint16_t fBufferSize );
+LoRaMacStatus_t LoRaMacMulticastChannelLink( MulticastParams_t *channelParam );
+
+/*!
+ * \brief LoRaMAC multicast channel unlink service
+ *
+ * \details Unlinks a multicast channel from the linked list.
+ *
+ * \param [IN] channelParam - Multicast channel parameters to unlink.
+ *
+ * \retval LoRaMacStatus_t Status of the operation. Possible returns are:
+ * \ref LORAMAC_STATUS_OK,
+ * \ref LORAMAC_STATUS_BUSY,
+ * \ref LORAMAC_STATUS_PARAMETER_INVALID.
+ */
+LoRaMacStatus_t LoRaMacMulticastChannelUnlink( MulticastParams_t *channelParam );
/*!
- * LoRaMAC layer frame buffer initialization.
+ * \brief LoRaMAC MIB-Get
+ *
+ * \details The mac information base service to get attributes of the LoRaMac
+ * layer.
+ *
+ * The following code-snippet shows how to use the API to get the
+ * parameter AdrEnable, defined by the enumeration type
+ * \ref MIB_ADR.
+ * \code
+ * MibRequestConfirm_t mibReq;
+ * mibReq.Type = MIB_ADR;
*
- * \param [IN] channel Channel parameters
- * \param [IN] macHdr MAC header field
- * \param [IN] fCtrl MAC frame control field
- * \param [IN] fOpts MAC commands buffer
- * \param [IN] fPort MAC payload port
- * \param [IN] fBuffer MAC data buffer to be sent
- * \param [IN] fBufferSize MAC data buffer size
- * \retval status [0: OK, 1: N/A, 2: No network joined,
- * 3: Length or port error, 4: Unknown MAC command]
+ * if( LoRaMacMibGetRequestConfirm( &mibReq ) == LORAMAC_STATUS_OK )
+ * {
+ * // LoRaMAC updated the parameter mibParam.AdrEnable
+ * }
+ * \endcode
+ *
+ * \param [IN] mibRequest - MIB-GET-Request to perform. Refer to \ref MibRequestConfirm_t.
+ *
+ * \retval LoRaMacStatus_t Status of the operation. Possible returns are:
+ * \ref LORAMAC_STATUS_OK,
+ * \ref LORAMAC_STATUS_SERVICE_UNKNOWN,
+ * \ref LORAMAC_STATUS_PARAMETER_INVALID.
*/
-uint8_t LoRaMacPrepareFrame( ChannelParams_t channel,LoRaMacHeader_t *macHdr, LoRaMacFrameCtrl_t *fCtrl, uint8_t *fOpts, uint8_t fPort, void *fBuffer, uint16_t fBufferSize );
-
-/*!
- * LoRaMAC layer prepared frame buffer transmission with channel specification
- *
- * \remark LoRaMacPrepareFrame must be called at least once before calling this
- * function.
- *
- * \param [IN] channel Channel parameters
- * \retval status [0: OK, 1: Busy]
- */
-uint8_t LoRaMacSendFrameOnChannel( ChannelParams_t channel );
+LoRaMacStatus_t LoRaMacMibGetRequestConfirm( MibRequestConfirm_t *mibGet );
/*!
- * LoRaMAC layer generic send frame with channel specification
+ * \brief LoRaMAC MIB-Set
+ *
+ * \details The mac information base service to set attributes of the LoRaMac
+ * layer.
+ *
+ * The following code-snippet shows how to use the API to set the
+ * parameter AdrEnable, defined by the enumeration type
+ * \ref MIB_ADR.
+ *
+ * \code
+ * MibRequestConfirm_t mibReq;
+ * mibReq.Type = MIB_ADR;
+ * mibReq.Param.AdrEnable = true;
*
- * \param [IN] channel Channel parameters
- * \param [IN] macHdr MAC header field
- * \param [IN] fCtrl MAC frame control field
- * \param [IN] fOpts MAC commands buffer
- * \param [IN] fPort MAC payload port
- * \param [IN] fBuffer MAC data buffer to be sent
- * \param [IN] fBufferSize MAC data buffer size
- * \retval status [0: OK, 1: Busy, 2: No network joined,
- * 3: Length or port error, 4: Unknown MAC command]
- */
-uint8_t LoRaMacSendOnChannel( ChannelParams_t channel, LoRaMacHeader_t *macHdr, LoRaMacFrameCtrl_t *fCtrl, uint8_t *fOpts, uint8_t fPort, void *fBuffer, uint16_t fBufferSize );
-
-/*!
- * ============================================================================
- * = LoRaMac setup functions =
- * ============================================================================
- */
-
-/*
- * TODO: Add documentation
+ * if( LoRaMacMibGetRequestConfirm( &mibReq ) == LORAMAC_STATUS_OK )
+ * {
+ * // LoRaMAC updated the parameter
+ * }
+ * \endcode
+ *
+ * \param [IN] mibRequest - MIB-SET-Request to perform. Refer to \ref MibRequestConfirm_t.
+ *
+ * \retval LoRaMacStatus_t Status of the operation. Possible returns are:
+ * \ref LORAMAC_STATUS_OK,
+ * \ref LORAMAC_STATUS_BUSY,
+ * \ref LORAMAC_STATUS_SERVICE_UNKNOWN,
+ * \ref LORAMAC_STATUS_PARAMETER_INVALID.
*/
-void LoRaMacSetDeviceClass( DeviceClass_t deviceClass );
-
-/*
- * TODO: Add documentation
- */
-void LoRaMacSetPublicNetwork( bool enable );
-
-/*
- * TODO: Add documentation
- */
-void LoRaMacSetChannel( uint8_t id, ChannelParams_t params );
-
-/*
- * TODO: Add documentation
- */
-void LoRaMacSetRx2Channel( Rx2ChannelParams_t param );
-
-/*!
- * Sets channels tx output power
- *
- * \param [IN] txPower [TX_POWER_20_DBM, TX_POWER_14_DBM,
- TX_POWER_11_DBM, TX_POWER_08_DBM,
- TX_POWER_05_DBM, TX_POWER_02_DBM]
- */
-void LoRaMacSetChannelsTxPower( int8_t txPower );
+LoRaMacStatus_t LoRaMacMibSetRequestConfirm( MibRequestConfirm_t *mibSet );
/*!
- * Sets channels datarate
+ * \brief LoRaMAC MLME-Request
+ *
+ * \details The Mac layer management entity handles management services. The
+ * following code-snippet shows how to use the API to perform a
+ * network join request.
+ *
+ * \code
+ * static uint8_t DevEui[] =
+ * {
+ * 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+ * };
+ * static uint8_t AppEui[] =
+ * {
+ * 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+ * };
+ * static uint8_t AppKey[] =
+ * {
+ * 0x2B, 0x7E, 0x15, 0x16, 0x28, 0xAE, 0xD2, 0xA6,
+ * 0xAB, 0xF7, 0x15, 0x88, 0x09, 0xCF, 0x4F, 0x3C
+ * };
*
- * \param [IN] datarate eu868 - [DR_0, DR_1, DR_2, DR_3, DR_4, DR_5, DR_6, DR_7]
- * us915 - [DR_0, DR_1, DR_2, DR_3, DR_4]
- */
-void LoRaMacSetChannelsDatarate( int8_t datarate );
-
-/*
- * TODO: Add documentation
- */
-void LoRaMacSetChannelsMask( uint16_t *mask );
-
-/*
- * TODO: Add documentation
- */
-void LoRaMacSetChannelsNbRep( uint8_t nbRep );
-
-/*
- * TODO: Add documentation
- */
-void LoRaMacSetMaxRxWindow( uint32_t delay );
-
-/*
- * TODO: Add documentation
+ * MlmeReq_t mlmeReq;
+ * mlmeReq.Type = MLME_JOIN;
+ * mlmeReq.Req.Join.DevEui = DevEui;
+ * mlmeReq.Req.Join.AppEui = AppEui;
+ * mlmeReq.Req.Join.AppKey = AppKey;
+ *
+ * if( LoRaMacMlmeRequest( &mlmeReq ) == LORAMAC_STATUS_OK )
+ * {
+ * // Service started successfully. Waiting for the Mlme-Confirm event
+ * }
+ * \endcode
+ *
+ * \param [IN] mlmeRequest - MLME-Request to perform. Refer to \ref MlmeReq_t.
+ *
+ * \retval LoRaMacStatus_t Status of the operation. Possible returns are:
+ * \ref LORAMAC_STATUS_OK,
+ * \ref LORAMAC_STATUS_BUSY,
+ * \ref LORAMAC_STATUS_SERVICE_UNKNOWN,
+ * \ref LORAMAC_STATUS_PARAMETER_INVALID,
+ * \ref LORAMAC_STATUS_NO_NETWORK_JOINED,
+ * \ref LORAMAC_STATUS_LENGTH_ERROR,
+ * \ref LORAMAC_STATUS_DEVICE_OFF.
*/
-void LoRaMacSetReceiveDelay1( uint32_t delay );
-
-/*
- * TODO: Add documentation
- */
-void LoRaMacSetReceiveDelay2( uint32_t delay );
-
-/*
- * TODO: Add documentation
- */
-void LoRaMacSetJoinAcceptDelay1( uint32_t delay );
-
-/*
- * TODO: Add documentation
- */
-void LoRaMacSetJoinAcceptDelay2( uint32_t delay );
-
-/*
- * TODO: Add documentation
- */
-uint32_t LoRaMacGetUpLinkCounter( void );
-
-/*
- * TODO: Add documentation
- */
-uint32_t LoRaMacGetDownLinkCounter( void );
-
-/*
- * ============================================================================
- * = LoRaMac test functions =
- * ============================================================================
- */
+LoRaMacStatus_t LoRaMacMlmeRequest( MlmeReq_t *mlmeRequest );
/*!
- * Disables/Enables the duty cycle enforcement (EU868)
+ * \brief LoRaMAC MCPS-Request
+ *
+ * \details The Mac Common Part Sublayer handles data services. The following
+ * code-snippet shows how to use the API to send an unconfirmed
+ * LoRaMAC frame.
*
- * \param [IN] enable - Enabled or disables the duty cycle
- */
-void LoRaMacTestSetDutyCycleOn( bool enable );
-
-/*!
- * Disables/Enables the reception windows opening
+ * \code
+ * uint8_t myBuffer[] = { 1, 2, 3 };
+ *
+ * McpsReq_t mcpsReq;
+ * mcpsReq.Type = MCPS_UNCONFIRMED;
+ * mcpsReq.Req.Unconfirmed.fPort = 1;
+ * mcpsReq.Req.Unconfirmed.fBuffer = myBuffer;
+ * mcpsReq.Req.Unconfirmed.fBufferSize = sizeof( myBuffer );
*
- * \param [IN] enable [true: enable, false: disable]
+ * if( LoRaMacMcpsRequest( &mcpsReq ) == LORAMAC_STATUS_OK )
+ * {
+ * // Service started successfully. Waiting for the MCPS-Confirm event
+ * }
+ * \endcode
+ *
+ * \param [IN] mcpsRequest - MCPS-Request to perform. Refer to \ref McpsReq_t.
+ *
+ * \retval LoRaMacStatus_t Status of the operation. Possible returns are:
+ * \ref LORAMAC_STATUS_OK,
+ * \ref LORAMAC_STATUS_BUSY,
+ * \ref LORAMAC_STATUS_SERVICE_UNKNOWN,
+ * \ref LORAMAC_STATUS_PARAMETER_INVALID,
+ * \ref LORAMAC_STATUS_NO_NETWORK_JOINED,
+ * \ref LORAMAC_STATUS_LENGTH_ERROR,
+ * \ref LORAMAC_STATUS_DEVICE_OFF.
*/
-void LoRaMacTestRxWindowsOn( bool enable );
+LoRaMacStatus_t LoRaMacMcpsRequest( McpsReq_t *mcpsRequest );
-/*!
- * Enables the MIC field test
- *
- * \param [IN] upLinkCounter Fixed Tx packet counter value
- */
-void LoRaMacTestSetMic( uint16_t upLinkCounter );
+/*! \} defgroup LORAMAC */
#endif // __LORAMAC_H__
--- a/LoRaMacCrypto.cpp Mon Nov 23 10:09:43 2015 +0000
+++ b/LoRaMacCrypto.cpp Tue Jan 05 16:41:54 2016 +0000
@@ -5,12 +5,17 @@
_____) ) ____| | | || |_| ____( (___| | | |
(______/|_____)_|_|_| \__)_____)\____)_| |_|
(C)2013 Semtech
+ ___ _____ _ ___ _ _____ ___ ___ ___ ___
+/ __|_ _/_\ / __| |/ / __/ _ \| _ \/ __| __|
+\__ \ | |/ _ \ (__| ' <| _| (_) | / (__| _|
+|___/ |_/_/ \_\___|_|\_\_| \___/|_|_\\___|___|
+embedded.connectivity.solutions===============
Description: LoRa MAC layer implementation
License: Revised BSD License, see LICENSE.TXT file include in the project
-Maintainer: Miguel Luis and Gregory Cristian
+Maintainer: Miguel Luis ( Semtech ), Gregory Cristian ( Semtech ) and Daniel Jäckle ( STACKFORCE )
*/
#include <stdlib.h>
#include <stdint.h>
@@ -185,13 +190,13 @@
memset1( nonce, 0, sizeof( nonce ) );
nonce[0] = 0x01;
- LoRaMacMemCpy( appNonce, nonce + 1, 6 );
- LoRaMacMemCpy( pDevNonce, nonce + 7, 2 );
+ memcpy1( nonce + 1, appNonce, 6 );
+ memcpy1( nonce + 7, pDevNonce, 2 );
aes_encrypt( nonce, nwkSKey, &AesContext );
memset1( nonce, 0, sizeof( nonce ) );
nonce[0] = 0x02;
- LoRaMacMemCpy( appNonce, nonce + 1, 6 );
- LoRaMacMemCpy( pDevNonce, nonce + 7, 2 );
+ memcpy1( nonce + 1, appNonce, 6 );
+ memcpy1( nonce + 7, pDevNonce, 2 );
aes_encrypt( nonce, appSKey, &AesContext );
}
--- a/LoRaMacCrypto.h Mon Nov 23 10:09:43 2015 +0000
+++ b/LoRaMacCrypto.h Tue Jan 05 16:41:54 2016 +0000
@@ -1,99 +1,111 @@
-/*
- / _____) _ | |
-( (____ _____ ____ _| |_ _____ ____| |__
- \____ \| ___ | (_ _) ___ |/ ___) _ \
- _____) ) ____| | | || |_| ____( (___| | | |
-(______/|_____)_|_|_| \__)_____)\____)_| |_|
- (C)2013 Semtech
-
-Description: LoRa MAC layer implementation
-
-License: Revised BSD License, see LICENSE.TXT file include in the project
-
-Maintainer: Miguel Luis and Gregory Cristian
-*/
+/*!
+ * \file LoRaMacCrypto.h
+ *
+ * \brief LoRa MAC layer cryptography implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ * ______ _
+ * / _____) _ | |
+ * ( (____ _____ ____ _| |_ _____ ____| |__
+ * \____ \| ___ | (_ _) ___ |/ ___) _ \
+ * _____) ) ____| | | || |_| ____( (___| | | |
+ * (______/|_____)_|_|_| \__)_____)\____)_| |_|
+ * (C)2013 Semtech
+ *
+ * ___ _____ _ ___ _ _____ ___ ___ ___ ___
+ * / __|_ _/_\ / __| |/ / __/ _ \| _ \/ __| __|
+ * \__ \ | |/ _ \ (__| ' <| _| (_) | / (__| _|
+ * |___/ |_/_/ \_\___|_|\_\_| \___/|_|_\\___|___|
+ * embedded.connectivity.solutions===============
+ *
+ * \endcode
+ *
+ * \author Miguel Luis ( Semtech )
+ *
+ * \author Gregory Cristian ( Semtech )
+ *
+ * \author Daniel Jäckle ( STACKFORCE )
+ *
+ * \defgroup LORAMAC_CRYPTO LoRa MAC layer cryptography implementation
+ * This module covers the implementation of cryptographic functions
+ * of the LoRaMAC layer.
+ * \{
+ */
#ifndef __LORAMAC_CRYPTO_H__
#define __LORAMAC_CRYPTO_H__
/*!
- * Copies size elements of src array to dst array
- *
- * \remark STM32 Standard memcpy function only works on pointers that are aligned
+ * Computes the LoRaMAC frame MIC field
*
- * \param [IN] src Source array
- * \param [OUT] dst Destination array
- * \param [IN] size Number of bytes to be copied
- */
-#define LoRaMacMemCpy( src, dst, size ) memcpy1( dst, src, size )
-
-/*!
- * Computes the LoRaMAC frame MIC field
- *
- * \param [IN] buffer Data buffer
- * \param [IN] size Data buffer size
- * \param [IN] key AES key to be used
- * \param [IN] address Frame address
- * \param [IN] dir Frame direction [0: uplink, 1: downlink]
- * \param [IN] sequenceCounter Frame sequence counter
- * \param [OUT] mic Computed MIC field
+ * \param [IN] buffer - Data buffer
+ * \param [IN] size - Data buffer size
+ * \param [IN] key - AES key to be used
+ * \param [IN] address - Frame address
+ * \param [IN] dir - Frame direction [0: uplink, 1: downlink]
+ * \param [IN] sequenceCounter - Frame sequence counter
+ * \param [OUT] mic - Computed MIC field
*/
void LoRaMacComputeMic( const uint8_t *buffer, uint16_t size, const uint8_t *key, uint32_t address, uint8_t dir, uint32_t sequenceCounter, uint32_t *mic );
/*!
- * Computes the LoRaMAC payload encryption
+ * Computes the LoRaMAC payload encryption
*
- * \param [IN] buffer Data buffer
- * \param [IN] size Data buffer size
- * \param [IN] key AES key to be used
- * \param [IN] address Frame address
- * \param [IN] dir Frame direction [0: uplink, 1: downlink]
- * \param [IN] sequenceCounter Frame sequence counter
- * \param [OUT] encBuffer Encrypted buffer
+ * \param [IN] buffer - Data buffer
+ * \param [IN] size - Data buffer size
+ * \param [IN] key - AES key to be used
+ * \param [IN] address - Frame address
+ * \param [IN] dir - Frame direction [0: uplink, 1: downlink]
+ * \param [IN] sequenceCounter - Frame sequence counter
+ * \param [OUT] encBuffer - Encrypted buffer
*/
void LoRaMacPayloadEncrypt( const uint8_t *buffer, uint16_t size, const uint8_t *key, uint32_t address, uint8_t dir, uint32_t sequenceCounter, uint8_t *encBuffer );
/*!
- * Computes the LoRaMAC payload decryption
+ * Computes the LoRaMAC payload decryption
*
- * \param [IN] buffer Data buffer
- * \param [IN] size Data buffer size
- * \param [IN] key AES key to be used
- * \param [IN] address Frame address
- * \param [IN] dir Frame direction [0: uplink, 1: downlink]
- * \param [IN] sequenceCounter Frame sequence counter
- * \param [OUT] decBuffer Decrypted buffer
+ * \param [IN] buffer - Data buffer
+ * \param [IN] size - Data buffer size
+ * \param [IN] key - AES key to be used
+ * \param [IN] address - Frame address
+ * \param [IN] dir - Frame direction [0: uplink, 1: downlink]
+ * \param [IN] sequenceCounter - Frame sequence counter
+ * \param [OUT] decBuffer - Decrypted buffer
*/
void LoRaMacPayloadDecrypt( const uint8_t *buffer, uint16_t size, const uint8_t *key, uint32_t address, uint8_t dir, uint32_t sequenceCounter, uint8_t *decBuffer );
/*!
- * Computes the LoRaMAC Join Request frame MIC field
+ * Computes the LoRaMAC Join Request frame MIC field
*
- * \param [IN] buffer Data buffer
- * \param [IN] size Data buffer size
- * \param [IN] key AES key to be used
- * \param [OUT] mic Computed MIC field
+ * \param [IN] buffer - Data buffer
+ * \param [IN] size - Data buffer size
+ * \param [IN] key - AES key to be used
+ * \param [OUT] mic - Computed MIC field
*/
void LoRaMacJoinComputeMic( const uint8_t *buffer, uint16_t size, const uint8_t *key, uint32_t *mic );
/*!
- * Computes the LoRaMAC join frame decryption
+ * Computes the LoRaMAC join frame decryption
*
- * \param [IN] buffer Data buffer
- * \param [IN] size Data buffer size
- * \param [IN] key AES key to be used
- * \param [OUT] decBuffer Decrypted buffer
+ * \param [IN] buffer - Data buffer
+ * \param [IN] size - Data buffer size
+ * \param [IN] key - AES key to be used
+ * \param [OUT] decBuffer - Decrypted buffer
*/
void LoRaMacJoinDecrypt( const uint8_t *buffer, uint16_t size, const uint8_t *key, uint8_t *decBuffer );
/*!
- * Computes the LoRaMAC join frame decryption
+ * Computes the LoRaMAC join frame decryption
*
- * \param [IN] key AES key to be used
- * \param [IN] appNonce Application nonce
- * \param [IN] devNonce Device nonce
- * \param [OUT] nwkSKey Network session key
- * \param [OUT] appSKey Application session key
+ * \param [IN] key - AES key to be used
+ * \param [IN] appNonce - Application nonce
+ * \param [IN] devNonce - Device nonce
+ * \param [OUT] nwkSKey - Network session key
+ * \param [OUT] appSKey - Application session key
*/
void LoRaMacJoinComputeSKeys( const uint8_t *key, const uint8_t *appNonce, uint16_t devNonce, uint8_t *nwkSKey, uint8_t *appSKey );
+/*! \} defgroup LORAMAC */
+
#endif // __LORAMAC_CRYPTO_H__
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/LoRaMacTest.h Tue Jan 05 16:41:54 2016 +0000
@@ -0,0 +1,71 @@
+/*!
+ * \file LoRaMacTest.h
+ *
+ * \brief LoRa MAC layer test function implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ * ______ _
+ * / _____) _ | |
+ * ( (____ _____ ____ _| |_ _____ ____| |__
+ * \____ \| ___ | (_ _) ___ |/ ___) _ \
+ * _____) ) ____| | | || |_| ____( (___| | | |
+ * (______/|_____)_|_|_| \__)_____)\____)_| |_|
+ * (C)2013 Semtech
+ *
+ * ___ _____ _ ___ _ _____ ___ ___ ___ ___
+ * / __|_ _/_\ / __| |/ / __/ _ \| _ \/ __| __|
+ * \__ \ | |/ _ \ (__| ' <| _| (_) | / (__| _|
+ * |___/ |_/_/ \_\___|_|\_\_| \___/|_|_\\___|___|
+ * embedded.connectivity.solutions===============
+ *
+ * \endcode
+ *
+ * \author Miguel Luis ( Semtech )
+ *
+ * \author Gregory Cristian ( Semtech )
+ *
+ * \author Daniel Jäckle ( STACKFORCE )
+ *
+ * \defgroup LORAMACTEST LoRa MAC layer test function implementation
+ * This module specifies the API implementation of test function of the LoRaMAC layer.
+ * The functions in this file are only for testing purposes only.
+ * \{
+ */
+#ifndef __LORAMACTEST_H__
+#define __LORAMACTEST_H__
+
+/*!
+ * \brief Enabled or disables the reception windows
+ *
+ * \details This is a test function. It shall be used for testing purposes only.
+ * Changing this attribute may lead to a non-conformance LoRaMac operation.
+ *
+ * \param [IN] enable - Enabled or disables the reception windows
+ */
+void LoRaMacTestRxWindowsOn( bool enable );
+
+/*!
+ * \brief Enables the MIC field test
+ *
+ * \details This is a test function. It shall be used for testing purposes only.
+ * Changing this attribute may lead to a non-conformance LoRaMac operation.
+ *
+ * \param [IN] txPacketCounter - Fixed Tx packet counter value
+ */
+void LoRaMacTestSetMic( uint16_t txPacketCounter );
+
+/*!
+ * \brief Enabled or disables the duty cycle
+ *
+ * \details This is a test function. It shall be used for testing purposes only.
+ * Changing this attribute may lead to a non-conformance LoRaMac operation.
+ *
+ * \param [IN] enable - Enabled or disables the duty cycle
+ */
+void LoRaMacTestSetDutyCycleOn( bool enable );
+
+/*! \} defgroup LORAMACTEST */
+
+#endif // __LORAMACTEST_H__