LoRaWAN-SX1272-Mbed-Shield

Diff: app/LoRaMacLayerService.cpp

Revision:

0:6cc76d70e2a1

Child:

2:5859f5872d6c

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/app/LoRaMacLayerService.cpp	Thu Apr 06 21:59:50 2017 +0000
@@ -0,0 +1,195 @@
+/*
+ / _____)             _              | |
+( (____  _____ ____ _| |_ _____  ____| |__
+ \____ \| ___ |    (_   _) ___ |/ ___)  _ \
+ _____) ) ____| | | || |_| ____( (___| | | |
+(______/|_____)_|_|_| \__)_____)\____)_| |_|
+    (C)2015 Semtech
+
+Description: MAC Layer Services: MLME & MCPS
+
+License: Revised BSD License, see LICENSE.TXT file include in the project
+
+Maintainer: Uttam Bhat
+*/
+
+#include "LoRaMacLayerService.h"
+
+/*!
+ * \brief   MCPS-Confirm event function
+ *
+ * \param   [IN] McpsConfirm - Pointer to the confirm structure,
+ *               containing confirm attributes.
+ */
+void McpsConfirm( McpsConfirm_t *McpsConfirm )
+{
+    if( McpsConfirm->Status == LORAMAC_EVENT_INFO_STATUS_OK )
+    {
+        switch( McpsConfirm->McpsRequest )
+        {
+            case MCPS_UNCONFIRMED:
+            {
+                // Check Datarate
+                // Check TxPower
+                break;
+            }
+            case MCPS_CONFIRMED:
+            {
+                // Check Datarate
+                // Check TxPower
+                // Check AckReceived
+                // Check NbRetries
+                LoRaMacUplinkStatus.Acked = McpsConfirm->AckReceived;
+                break;
+            }
+            case MCPS_PROPRIETARY:
+            {
+                break;
+            }
+            default:
+                break;
+        }        
+    }
+
+    LoRaMacUplinkStatus.Datarate = McpsConfirm->Datarate;
+    LoRaMacUplinkStatus.UplinkCounter = McpsConfirm->UpLinkCounter;
+    LoRaMacUplinkStatus.TxPower = McpsConfirm->TxPower;
+
+    IsTxIntUpdate = true;
+}
+
+/*!
+ * \brief   MCPS-Indication event function
+ *
+ * \param   [IN] McpsIndication - Pointer to the indication structure,
+ *               containing indication attributes.
+ */
+void McpsIndication( McpsIndication_t *McpsIndication )
+{
+    uint8_t port;
+
+    if( McpsIndication->Status != LORAMAC_EVENT_INFO_STATUS_OK )
+    {
+        return;
+    }
+
+    switch( McpsIndication->McpsIndication )
+    {
+        case MCPS_UNCONFIRMED:
+        {
+            break;
+        }
+        case MCPS_CONFIRMED:
+        {
+            break;
+        }
+        case MCPS_PROPRIETARY:
+        {
+            break;
+        }
+        case MCPS_MULTICAST:
+        {
+            break;
+        }
+        default:
+            break;
+    }
+
+    // Check Multicast
+    // Check Port
+    // Check Datarate
+    // Check FramePending
+    // Check Buffer
+    // Check BufferSize
+    // Check Rssi
+    // Check Snr
+    // Check RxSlot
+    LoRaMacDownlinkStatus.Rssi = McpsIndication->Rssi;
+    if( McpsIndication->Snr & 0x80 ) // The SNR sign bit is 1
+    {
+        // Invert and divide by 4
+        LoRaMacDownlinkStatus.Snr = ( ( ~McpsIndication->Snr + 1 ) & 0xFF ) >> 2;
+        LoRaMacDownlinkStatus.Snr = -LoRaMacDownlinkStatus.Snr;
+    }
+    else
+    {
+        // Divide by 4
+        LoRaMacDownlinkStatus.Snr = ( McpsIndication->Snr & 0xFF ) >> 2;
+    }
+    LoRaMacDownlinkStatus.DownlinkCounter++;
+    LoRaMacDownlinkStatus.RxData = McpsIndication->RxData;      
+    LoRaMacDownlinkStatus.Port = McpsIndication->Port;
+    LoRaMacDownlinkStatus.Buffer = McpsIndication->Buffer;
+    LoRaMacDownlinkStatus.BufferSize = McpsIndication->BufferSize;
+    LoRaMacDownlinkStatus.RxSlot = McpsIndication->RxSlot;
+
+    if( ComplianceTest.Running == 1 )
+    {
+        port = 224;
+        ComplianceTest.DownLinkCounter++;
+    }
+    else
+    {
+        port = McpsIndication->Port;
+    }
+    
+    if( McpsIndication->RxData == true )
+    {
+        switch( port )
+        {
+        case 1: // The application LED can be controlled on port 1 or 2
+        case 2:            
+            break;
+        case 224:
+            PrepareComplianceTestFrame( McpsIndication );            
+            break;
+        default:
+            break;
+        }
+    }
+
+    IsRxUpdate = true;
+
+}
+
+/*!
+ * \brief   MLME-Confirm event function
+ *
+ * \param   [IN] MlmeConfirm - Pointer to the confirm structure,
+ *               containing confirm attributes.
+ */
+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
+                IsNetworkJoinedStatusUpdate = true;
+                break;
+            }
+            case MLME_LINK_CHECK:
+            {
+                // Check DemodMargin
+                // Check NbGateways
+                if( ComplianceTest.Running == true )
+                {
+                    ComplianceTest.LinkCheck = true;
+                    ComplianceTest.DemodMargin = MlmeConfirm->DemodMargin;
+                    ComplianceTest.NbGateways = MlmeConfirm->NbGateways;
+                }
+                break;
+            }
+            default:
+                break;
+        }
+    }
+
+    // Schedule next packet transmission
+    TimerSetValue( &TxNextPacketTimer, OVER_THE_AIR_ACTIVATION_DUTYCYCLE );
+    TimerStart( &TxNextPacketTimer );
+
+    DeviceState = DEVICE_STATE_SLEEP;
+}
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