Delong Qi
Application example using LoRaWAN-lib MAC layer implementation
Dependencies: mbed LoRaWAN-lib SX1276Lib
Fork of
LoRaWAN-demo-76
by 
Semtech
Diff: app/main.cpp
- Revision:
- 8:9d6683e60974
- Parent:
- 7:3173f0508a98
--- a/app/main.cpp Tue Jul 05 15:01:57 2016 +0000
+++ b/app/main.cpp Thu Aug 25 13:20:05 2016 +0000
@@ -18,7 +18,6 @@
#include "LoRaMac.h"
#include "Comissioning.h"
-#include "SerialDisplay.h"
/*!
* Defines the application data transmission duty cycle. 5s, value in [us].
@@ -125,7 +124,7 @@
/*!
* User application data
*/
-static uint8_t AppData[LORAWAN_APP_DATA_MAX_SIZE];
+static char AppData[LORAWAN_APP_DATA_MAX_SIZE];
/*!
* Indicates if the node is sending confirmed or unconfirmed messages
@@ -135,7 +134,6 @@
/*!
* Defines the application data transmission duty cycle
*/
-static uint32_t TxDutyCycleTime;
/*!
* Timer to handle the application data transmission duty cycle
@@ -145,7 +143,7 @@
/*!
* Specifies the state of the application LED
*/
-static bool AppLedStateOn = false;
+//static bool AppLedStateOn = false;
volatile bool Led3StateChanged = false;
/*!
* Timer to handle the state of LED1
@@ -163,7 +161,6 @@
/*!
* Indicates if a new packet can be sent
*/
-static bool NextTx = true;
/*!
* Device states
@@ -201,7 +198,7 @@
/*!
* Indicates if the MAC layer network join status has changed.
*/
-static bool IsNetworkJoinedStatusUpdate = false;
+
/*!
* Strucure containing the Uplink status
@@ -212,7 +209,7 @@
int8_t Datarate;
uint16_t UplinkCounter;
uint8_t Port;
- uint8_t *Buffer;
+ char *Buffer;
uint8_t BufferSize;
}LoRaMacUplinkStatus;
volatile bool UplinkStatusUpdated = false;
@@ -232,103 +229,21 @@
}LoRaMacDownlinkStatus;
volatile bool DownlinkStatusUpdated = false;
-void SerialDisplayRefresh( void )
-{
- MibRequestConfirm_t mibReq;
-
- SerialDisplayInit( );
- SerialDisplayUpdateActivationMode( OVER_THE_AIR_ACTIVATION );
-
-#if( OVER_THE_AIR_ACTIVATION == 0 )
- SerialDisplayUpdateNwkId( LORAWAN_NETWORK_ID );
- SerialDisplayUpdateDevAddr( DevAddr );
- SerialDisplayUpdateKey( 12, NwkSKey );
- SerialDisplayUpdateKey( 13, AppSKey );
-#endif
- SerialDisplayUpdateEui( 5, DevEui );
- SerialDisplayUpdateEui( 6, AppEui );
- SerialDisplayUpdateKey( 7, AppKey );
-
- mibReq.Type = MIB_NETWORK_JOINED;
- LoRaMacMibGetRequestConfirm( &mibReq );
- SerialDisplayUpdateNetworkIsJoined( mibReq.Param.IsNetworkJoined );
-
- SerialDisplayUpdateAdr( LORAWAN_ADR_ON );
-#if defined( USE_BAND_868 )
- SerialDisplayUpdateDutyCycle( LORAWAN_DUTYCYCLE_ON );
-#else
- SerialDisplayUpdateDutyCycle( false );
-#endif
- SerialDisplayUpdatePublicNetwork( LORAWAN_PUBLIC_NETWORK );
-
- SerialDisplayUpdateLedState( 3, AppLedStateOn );
-}
-
-void SerialRxProcess( void )
-{
- if( SerialDisplayReadable( ) == true )
- {
- switch( SerialDisplayGetChar( ) )
- {
- case 'R':
- case 'r':
- // Refresh Serial screen
- SerialDisplayRefresh( );
- break;
- default:
- break;
- }
- }
-}
/*!
* \brief Prepares the payload of the frame
*/
-static void PrepareTxFrame( uint8_t port )
+static void PrepareTxFrame(char* value )
{
- switch( port )
- {
- case 15:
- {
- AppData[0] = AppLedStateOn;
- if( IsTxConfirmed == true )
- {
- AppData[1] = LoRaMacDownlinkStatus.DownlinkCounter >> 8;
- AppData[2] = LoRaMacDownlinkStatus.DownlinkCounter;
- AppData[3] = LoRaMacDownlinkStatus.Rssi >> 8;
- AppData[4] = LoRaMacDownlinkStatus.Rssi;
- AppData[5] = LoRaMacDownlinkStatus.Snr;
- }
- }
- break;
- case 224:
- if( ComplianceTest.LinkCheck == true )
- {
- ComplianceTest.LinkCheck = false;
- AppDataSize = 3;
- AppData[0] = 5;
- AppData[1] = ComplianceTest.DemodMargin;
- AppData[2] = ComplianceTest.NbGateways;
- ComplianceTest.State = 1;
- }
- else
- {
- switch( ComplianceTest.State )
- {
- case 4:
- ComplianceTest.State = 1;
- break;
- case 1:
- AppDataSize = 2;
- AppData[0] = ComplianceTest.DownLinkCounter >> 8;
- AppData[1] = ComplianceTest.DownLinkCounter;
- break;
- }
- }
- break;
- default:
- break;
- }
+
+ for( int i = 0;i < strlen(value);i++)
+ AppData[i] = value[i];
+ //AppData[0] = 0x12;
+ //AppData[1] = 0x34;
+ //AppData[2] = 0x56;
+ //AppData[3] = 0x78;
+ //AppData[4] = 0x90;
+ //AppData[5] = 0x12;
}
/*!
@@ -353,7 +268,7 @@
LoRaMacUplinkStatus.Port = 0;
LoRaMacUplinkStatus.Buffer = NULL;
LoRaMacUplinkStatus.BufferSize = 0;
- SerialDisplayUpdateFrameType( false );
+ //SerialDisplayUpdateFrameType( false );
}
else
{
@@ -361,7 +276,7 @@
LoRaMacUplinkStatus.Port = AppPort;
LoRaMacUplinkStatus.Buffer = AppData;
LoRaMacUplinkStatus.BufferSize = AppDataSize;
- SerialDisplayUpdateFrameType( IsTxConfirmed );
+ //SerialDisplayUpdateFrameType( IsTxConfirmed );
if( IsTxConfirmed == false )
{
@@ -390,55 +305,6 @@
}
/*!
- * \brief Function executed on TxNextPacket Timeout event
- */
-static void OnTxNextPacketTimerEvent( void )
-{
- MibRequestConfirm_t mibReq;
- LoRaMacStatus_t status;
-
- TimerStop( &TxNextPacketTimer );
-
- mibReq.Type = MIB_NETWORK_JOINED;
- status = LoRaMacMibGetRequestConfirm( &mibReq );
-
- if( status == LORAMAC_STATUS_OK )
- {
- if( mibReq.Param.IsNetworkJoined == true )
- {
- DeviceState = DEVICE_STATE_SEND;
- NextTx = true;
- }
- else
- {
- DeviceState = DEVICE_STATE_JOIN;
- }
- }
-}
-
-/*!
- * \brief Function executed on Led 1 Timeout event
- */
-static void OnLed1TimerEvent( void )
-{
- TimerStop( &Led1Timer );
- // Switch LED 1 OFF
- Led1State = false;
- Led1StateChanged = true;
-}
-
-/*!
- * \brief Function executed on Led 2 Timeout event
- */
-static void OnLed2TimerEvent( void )
-{
- TimerStop( &Led2Timer );
- // Switch LED 2 OFF
- Led2State = false;
- Led2StateChanged = true;
-}
-
-/*!
* \brief MCPS-Confirm event function
*
* \param [IN] mcpsConfirm - Pointer to the confirm structure,
@@ -482,7 +348,7 @@
UplinkStatusUpdated = true;
}
- NextTx = true;
+
}
/*!
@@ -560,7 +426,6 @@
case 2:
if( mcpsIndication->BufferSize == 1 )
{
- AppLedStateOn = mcpsIndication->Buffer[0] & 0x01;
Led3StateChanged = true;
}
break;
@@ -687,9 +552,7 @@
case MLME_JOIN:
{
// Status is OK, node has joined the network
- IsNetworkJoinedStatusUpdate = true;
DeviceState = DEVICE_STATE_SEND;
- NextTx = true;
break;
}
case MLME_LINK_CHECK:
@@ -708,7 +571,6 @@
break;
}
}
- NextTx = true;
UplinkStatusUpdated = true;
}
@@ -717,63 +579,16 @@
*/
int main( void )
{
+ char send_data[] = "abcdefghijklmn";
LoRaMacPrimitives_t LoRaMacPrimitives;
LoRaMacCallback_t LoRaMacCallbacks;
MibRequestConfirm_t mibReq;
BoardInit( );
- SerialDisplayInit( );
-
- SerialDisplayUpdateEui( 5, DevEui );
- SerialDisplayUpdateEui( 6, AppEui );
- SerialDisplayUpdateKey( 7, AppKey );
-
-#if( OVER_THE_AIR_ACTIVATION == 0 )
- SerialDisplayUpdateNwkId( LORAWAN_NETWORK_ID );
- SerialDisplayUpdateDevAddr( DevAddr );
- SerialDisplayUpdateKey( 12, NwkSKey );
- SerialDisplayUpdateKey( 13, AppSKey );
-#endif
-
DeviceState = DEVICE_STATE_INIT;
while( 1 )
{
- SerialRxProcess( );
- if( IsNetworkJoinedStatusUpdate == true )
- {
- IsNetworkJoinedStatusUpdate = false;
- mibReq.Type = MIB_NETWORK_JOINED;
- LoRaMacMibGetRequestConfirm( &mibReq );
- SerialDisplayUpdateNetworkIsJoined( mibReq.Param.IsNetworkJoined );
- }
- if( Led1StateChanged == true )
- {
- Led1StateChanged = false;
- SerialDisplayUpdateLedState( 1, Led1State );
- }
- if( Led2StateChanged == true )
- {
- Led2StateChanged = false;
- SerialDisplayUpdateLedState( 2, Led2State );
- }
- if( Led3StateChanged == true )
- {
- Led3StateChanged = false;
- SerialDisplayUpdateLedState( 3, AppLedStateOn );
- }
- if( UplinkStatusUpdated == true )
- {
- UplinkStatusUpdated = false;
- SerialDisplayUpdateUplink( LoRaMacUplinkStatus.Acked, LoRaMacUplinkStatus.Datarate, LoRaMacUplinkStatus.UplinkCounter, LoRaMacUplinkStatus.Port, LoRaMacUplinkStatus.Buffer, LoRaMacUplinkStatus.BufferSize );
- }
- if( DownlinkStatusUpdated == true )
- {
- DownlinkStatusUpdated = false;
- SerialDisplayUpdateLedState( 2, Led2State );
- SerialDisplayUpdateDownlink( LoRaMacDownlinkStatus.RxData, LoRaMacDownlinkStatus.Rssi, LoRaMacDownlinkStatus.Snr, LoRaMacDownlinkStatus.DownlinkCounter, LoRaMacDownlinkStatus.Port, LoRaMacDownlinkStatus.Buffer, LoRaMacDownlinkStatus.BufferSize );
- }
-
switch( DeviceState )
{
case DEVICE_STATE_INIT:
@@ -783,15 +598,6 @@
LoRaMacPrimitives.MacMlmeConfirm = MlmeConfirm;
LoRaMacCallbacks.GetBatteryLevel = BoardGetBatteryLevel;
LoRaMacInitialization( &LoRaMacPrimitives, &LoRaMacCallbacks );
-
- TimerInit( &TxNextPacketTimer, OnTxNextPacketTimerEvent );
-
- TimerInit( &Led1Timer, OnLed1TimerEvent );
- TimerSetValue( &Led1Timer, 25000 );
-
- TimerInit( &Led2Timer, OnLed2TimerEvent );
- TimerSetValue( &Led2Timer, 25000 );
-
mibReq.Type = MIB_ADR;
mibReq.Param.AdrEnable = LORAWAN_ADR_ON;
LoRaMacMibSetRequestConfirm( &mibReq );
@@ -802,7 +608,6 @@
#if defined( USE_BAND_868 )
LoRaMacTestSetDutyCycleOn( LORAWAN_DUTYCYCLE_ON );
- SerialDisplayUpdateDutyCycle( LORAWAN_DUTYCYCLE_ON );
#if( USE_SEMTECH_DEFAULT_CHANNEL_LINEUP == 1 )
LoRaMacChannelAdd( 3, ( ChannelParams_t )LC4 );
@@ -819,10 +624,6 @@
#endif
#endif
- SerialDisplayUpdateActivationMode( OVER_THE_AIR_ACTIVATION );
- SerialDisplayUpdateAdr( LORAWAN_ADR_ON );
- SerialDisplayUpdatePublicNetwork( LORAWAN_PUBLIC_NETWORK );
-
LoRaMacDownlinkStatus.DownlinkCounter = 0;
DeviceState = DEVICE_STATE_JOIN;
@@ -867,39 +668,18 @@
DeviceState = DEVICE_STATE_SEND;
#endif
- IsNetworkJoinedStatusUpdate = true;
break;
}
case DEVICE_STATE_SEND:
{
- if( NextTx == true )
- {
- SerialDisplayUpdateUplinkAcked( false );
- SerialDisplayUpdateDonwlinkRxData( false );
- PrepareTxFrame( AppPort );
-
- NextTx = SendFrame( );
- }
- if( ComplianceTest.Running == true )
- {
- // Schedule next packet transmission
- TxDutyCycleTime = 5000000; // 5000000 us
- }
- else
- {
- // Schedule next packet transmission
- TxDutyCycleTime = APP_TX_DUTYCYCLE + randr( -APP_TX_DUTYCYCLE_RND, APP_TX_DUTYCYCLE_RND );
- }
+ PrepareTxFrame(send_data);
+ SendFrame();
DeviceState = DEVICE_STATE_CYCLE;
break;
}
case DEVICE_STATE_CYCLE:
{
- DeviceState = DEVICE_STATE_SLEEP;
-
- // Schedule next packet transmission
- TimerSetValue( &TxNextPacketTimer, TxDutyCycleTime );
- TimerStart( &TxNextPacketTimer );
+ DeviceState = DEVICE_STATE_INIT;
break;
}
case DEVICE_STATE_SLEEP: