Nagaraj Krishnamurthy / LoRaWAN-NAMote72-Application-Demo_IoTium

LoRa on Multitech with Semtech mote

Dependencies:   LoRaWAN-lib SX1272Lib lib_gps lib_mma8451q lib_mpl3115a2 mbed

Fork of LoRaWAN-NAMote72-Application-Demo_Multitech by Nagaraj Krishnamurthy

app/LoRaEventProc.cpp@5:6ffeac53b7cb, 2016-06-08 (annotated)

Committer:
ubhat
Date:
Wed Jun 08 01:40:42 2016 +0000
Revision:
5:6ffeac53b7cb
Parent:
0:69f2e28d12c1
Child:
6:f8194e691dd4
Change state machine flow in main.cpp

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ubhat 0:69f2e28d12c1 1 /*
ubhat 0:69f2e28d12c1 2 / _____) _ | |
ubhat 0:69f2e28d12c1 3 ( (____ _____ ____ _| |_ _____ ____| |__
ubhat 0:69f2e28d12c1 4 \____ \| ___ | (_ _) ___ |/ ___) _ \
ubhat 0:69f2e28d12c1 5 _____) ) ____| | | || |_| ____( (___| | | |
ubhat 0:69f2e28d12c1 6 (______/|_____)_|_|_| \__)_____)\____)_| |_|
ubhat 0:69f2e28d12c1 7 (C)2015 Semtech
ubhat 0:69f2e28d12c1 8
ubhat 0:69f2e28d12c1 9 Description: Define events during Join, Tx & Rx
ubhat 0:69f2e28d12c1 10 Prepare TX packet by appending with appropriate application data
ubhat 0:69f2e28d12c1 11
ubhat 0:69f2e28d12c1 12 License: Revised BSD License, see LICENSE.TXT file include in the project
ubhat 0:69f2e28d12c1 13
ubhat 0:69f2e28d12c1 14 Maintainer: Uttam Bhat
ubhat 0:69f2e28d12c1 15 */
ubhat 0:69f2e28d12c1 16
ubhat 0:69f2e28d12c1 17 #include "LoRaEventProc.h"
ubhat 0:69f2e28d12c1 18
ubhat 5:6ffeac53b7cb 19 /*!
ubhat 5:6ffeac53b7cb 20 * Defines the application data transmission duty cycle
ubhat 5:6ffeac53b7cb 21 */
ubhat 5:6ffeac53b7cb 22 uint32_t TxDutyCycleTime = APP_TX_DUTYCYCLE;
ubhat 5:6ffeac53b7cb 23
ubhat 0:69f2e28d12c1 24 bool AppLed = 0;
ubhat 0:69f2e28d12c1 25
ubhat 0:69f2e28d12c1 26 /*!
ubhat 0:69f2e28d12c1 27 * \brief Prepares the payload of the frame based on application port
ubhat 0:69f2e28d12c1 28 */
ubhat 0:69f2e28d12c1 29 void PrepareLoRaFrame( uint8_t port )
ubhat 0:69f2e28d12c1 30 {
ubhat 0:69f2e28d12c1 31
ubhat 0:69f2e28d12c1 32 switch( port )
ubhat 0:69f2e28d12c1 33 {
ubhat 0:69f2e28d12c1 34 case 5:
ubhat 0:69f2e28d12c1 35 {
ubhat 0:69f2e28d12c1 36 uint8_t tmp;
ubhat 0:69f2e28d12c1 37 uint8_t tmpLength;
ubhat 0:69f2e28d12c1 38 uint8_t ptrIndex = 0;
ubhat 0:69f2e28d12c1 39
ubhat 0:69f2e28d12c1 40 // Point the pointer to position index of Tx Buffer
ubhat 0:69f2e28d12c1 41 LoRaApp.ApplicationPtrPos( ptrIndex );
ubhat 0:69f2e28d12c1 42
ubhat 0:69f2e28d12c1 43 tmp = ( AppLed != 0 ) ? 0x0F : 0x00;
ubhat 0:69f2e28d12c1 44 tmpLength = 1;
ubhat 0:69f2e28d12c1 45
ubhat 0:69f2e28d12c1 46 LoRaApp.ApplicationAppendData( &tmp, tmpLength ); // Populate lower nibble of 0th Byte with LED state
ubhat 0:69f2e28d12c1 47
ubhat 0:69f2e28d12c1 48 /*!
ubhat 0:69f2e28d12c1 49 * Read Temperature
ubhat 0:69f2e28d12c1 50 * Appends 1 Byte to TX buffer
ubhat 0:69f2e28d12c1 51 */
ubhat 0:69f2e28d12c1 52 LoRaApp.ApplicationCall( AppTemp );
ubhat 0:69f2e28d12c1 53
ubhat 0:69f2e28d12c1 54 /*!
ubhat 0:69f2e28d12c1 55 * Read Battery
ubhat 0:69f2e28d12c1 56 * Appends 1 Byte to TX buffer
ubhat 0:69f2e28d12c1 57 */
ubhat 0:69f2e28d12c1 58 LoRaApp.ApplicationCall( AppBat );
ubhat 0:69f2e28d12c1 59
ubhat 0:69f2e28d12c1 60 /*!
ubhat 0:69f2e28d12c1 61 * Read GPS coordinates
ubhat 0:69f2e28d12c1 62 * Appends 8 Bytes (3 bytes longitude, 3 bytes latitude, 2 bytes altitude) to TX buffer
ubhat 0:69f2e28d12c1 63 */
ubhat 0:69f2e28d12c1 64 LoRaApp.ApplicationCall( AppGps );
ubhat 0:69f2e28d12c1 65
ubhat 0:69f2e28d12c1 66 /*!
ubhat 0:69f2e28d12c1 67 * Read Accelerometer
ubhat 0:69f2e28d12c1 68 * Appends 2 Bytes to TX buffer
ubhat 0:69f2e28d12c1 69 * Value Orientation
ubhat 0:69f2e28d12c1 70 * 0x99 0x00 horizontal + faceup
ubhat 0:69f2e28d12c1 71 * 0x66 0x00 horizontal + facedown
ubhat 0:69f2e28d12c1 72 * 0x00 0x11 vertical
ubhat 0:69f2e28d12c1 73 */
ubhat 0:69f2e28d12c1 74 LoRaApp.ApplicationCall( AppAccl ); // Generate Accelerometer data bytes
ubhat 0:69f2e28d12c1 75
ubhat 0:69f2e28d12c1 76 /*!
ubhat 0:69f2e28d12c1 77 * Generate Ramp data bytes
ubhat 0:69f2e28d12c1 78 * Appends incremental values of 1 Byte each to TX buffer until Full
ubhat 0:69f2e28d12c1 79 */
ubhat 0:69f2e28d12c1 80 LoRaApp.ApplicationCall( AppRamp );
ubhat 0:69f2e28d12c1 81
ubhat 0:69f2e28d12c1 82 break;
ubhat 0:69f2e28d12c1 83 }
ubhat 0:69f2e28d12c1 84
ubhat 0:69f2e28d12c1 85 // Senet M2X ORIENTATION Demo
ubhat 0:69f2e28d12c1 86 // Set LORAWAN_APP_DATA_SIZE to 2
ubhat 0:69f2e28d12c1 87 case 6:
ubhat 0:69f2e28d12c1 88 {
ubhat 0:69f2e28d12c1 89 uint8_t ptrIndex = 1;
ubhat 0:69f2e28d12c1 90
ubhat 0:69f2e28d12c1 91 //Point the pointer to position index of Tx Buffer
ubhat 0:69f2e28d12c1 92 LoRaApp.ApplicationPtrPos( ptrIndex );
ubhat 0:69f2e28d12c1 93
ubhat 0:69f2e28d12c1 94 LoRaApp.ApplicationCall( AppAcclSenet ); // Generate Accelerometer data bytes
ubhat 0:69f2e28d12c1 95
ubhat 0:69f2e28d12c1 96
ubhat 0:69f2e28d12c1 97
ubhat 0:69f2e28d12c1 98 break;
ubhat 0:69f2e28d12c1 99 }
ubhat 0:69f2e28d12c1 100
ubhat 0:69f2e28d12c1 101 /* Senet GPS Demo
ubhat 0:69f2e28d12c1 102 Data Format (in Hex):
ubhat 0:69f2e28d12c1 103 [01, 02, Lattitude (3 bytes), Longitude (3 Bytes), Elevation (2 bytes), Tx Power (1 byte)]
ubhat 0:69f2e28d12c1 104 */
ubhat 0:69f2e28d12c1 105 case 7:
ubhat 0:69f2e28d12c1 106 {
ubhat 0:69f2e28d12c1 107 uint8_t ptrIndex = 0;
ubhat 0:69f2e28d12c1 108 uint8_t tmp[] = {0x01, 0x02};
ubhat 0:69f2e28d12c1 109
ubhat 0:69f2e28d12c1 110 //Point the pointer to position index of Tx Buffer
ubhat 0:69f2e28d12c1 111 LoRaApp.ApplicationPtrPos( ptrIndex );
ubhat 0:69f2e28d12c1 112
ubhat 0:69f2e28d12c1 113 LoRaApp.ApplicationAppendData( tmp, 2 );
ubhat 0:69f2e28d12c1 114
ubhat 0:69f2e28d12c1 115 LoRaApp.ApplicationCall( AppGps ); // Generate Accelerometer data bytes
ubhat 0:69f2e28d12c1 116
ubhat 0:69f2e28d12c1 117 uint8_t pow = 30 - 2*(( uint8_t ) LoRaMacUplinkStatus.TxPower);
ubhat 0:69f2e28d12c1 118 LoRaApp.ApplicationAppendData( &pow, 1 );
ubhat 0:69f2e28d12c1 119
ubhat 0:69f2e28d12c1 120 break;
ubhat 0:69f2e28d12c1 121 }
ubhat 0:69f2e28d12c1 122
ubhat 0:69f2e28d12c1 123 default:
ubhat 0:69f2e28d12c1 124 break;
ubhat 0:69f2e28d12c1 125 }
ubhat 0:69f2e28d12c1 126 }
ubhat 0:69f2e28d12c1 127
ubhat 5:6ffeac53b7cb 128
ubhat 5:6ffeac53b7cb 129 /*!
ubhat 5:6ffeac53b7cb 130 * \brief Sets Interrupt for next payload transmission
ubhat 5:6ffeac53b7cb 131 */
ubhat 5:6ffeac53b7cb 132 void InitNextTxInterrupt( uint8_t port )
ubhat 5:6ffeac53b7cb 133 {
ubhat 5:6ffeac53b7cb 134 switch( port )
ubhat 5:6ffeac53b7cb 135 {
ubhat 5:6ffeac53b7cb 136 /* GPS Application Demo
ubhat 5:6ffeac53b7cb 137 Set Timer interrupt for next uplink
ubhat 5:6ffeac53b7cb 138 */
ubhat 5:6ffeac53b7cb 139 case 5:
ubhat 5:6ffeac53b7cb 140 {
ubhat 5:6ffeac53b7cb 141 }
ubhat 5:6ffeac53b7cb 142
ubhat 5:6ffeac53b7cb 143 /* Senet + M2X demo
ubhat 5:6ffeac53b7cb 144 Set Timer interrupt for next uplink
ubhat 5:6ffeac53b7cb 145 */
ubhat 5:6ffeac53b7cb 146 case 6:
ubhat 5:6ffeac53b7cb 147 {
ubhat 5:6ffeac53b7cb 148
ubhat 5:6ffeac53b7cb 149 }
ubhat 5:6ffeac53b7cb 150
ubhat 5:6ffeac53b7cb 151 /* Senet GPS Demo
ubhat 5:6ffeac53b7cb 152 Set Timer interrupt for next uplink
ubhat 5:6ffeac53b7cb 153 */
ubhat 5:6ffeac53b7cb 154 case 7:
ubhat 5:6ffeac53b7cb 155 {
ubhat 5:6ffeac53b7cb 156 // Schedule next packet transmission
ubhat 5:6ffeac53b7cb 157 TxDutyCycleTime = APP_TX_DUTYCYCLE + randr( -APP_TX_DUTYCYCLE_RND, APP_TX_DUTYCYCLE_RND );
ubhat 5:6ffeac53b7cb 158 TimerSetValue( &TxNextPacketTimer, TxDutyCycleTime );
ubhat 5:6ffeac53b7cb 159 TimerStart( &TxNextPacketTimer );
ubhat 5:6ffeac53b7cb 160 break;
ubhat 5:6ffeac53b7cb 161 }
ubhat 5:6ffeac53b7cb 162
ubhat 5:6ffeac53b7cb 163 /* Push Button Demo
ubhat 5:6ffeac53b7cb 164 Send Packet Immedietly
ubhat 5:6ffeac53b7cb 165 */
ubhat 5:6ffeac53b7cb 166 case 11:
ubhat 5:6ffeac53b7cb 167 {
ubhat 5:6ffeac53b7cb 168 DeviceState = DEVICE_STATE_SEND;
ubhat 5:6ffeac53b7cb 169 NextTx = true;
ubhat 5:6ffeac53b7cb 170 break;
ubhat 5:6ffeac53b7cb 171 }
ubhat 5:6ffeac53b7cb 172
ubhat 5:6ffeac53b7cb 173 /* Compliance Test
ubhat 5:6ffeac53b7cb 174 Set Timer interrupt for next uplink
ubhat 5:6ffeac53b7cb 175 */
ubhat 5:6ffeac53b7cb 176 case 224:
ubhat 5:6ffeac53b7cb 177 {
ubhat 5:6ffeac53b7cb 178 // Schedule next packet transmission
ubhat 5:6ffeac53b7cb 179 TimerSetValue( &TxNextPacketTimer, COMPLIANCE_TX_DUTYCYCLE );
ubhat 5:6ffeac53b7cb 180 TimerStart( &TxNextPacketTimer );
ubhat 5:6ffeac53b7cb 181 break;
ubhat 5:6ffeac53b7cb 182 }
ubhat 5:6ffeac53b7cb 183
ubhat 5:6ffeac53b7cb 184 default:
ubhat 5:6ffeac53b7cb 185 {
ubhat 5:6ffeac53b7cb 186 // Schedule next packet transmission
ubhat 5:6ffeac53b7cb 187 TimerSetValue( &TxNextPacketTimer, TxDutyCycleTime );
ubhat 5:6ffeac53b7cb 188 TimerStart( &TxNextPacketTimer );
ubhat 5:6ffeac53b7cb 189 break;
ubhat 5:6ffeac53b7cb 190 }
ubhat 5:6ffeac53b7cb 191 }
ubhat 5:6ffeac53b7cb 192
ubhat 5:6ffeac53b7cb 193 }
ubhat 5:6ffeac53b7cb 194
ubhat 0:69f2e28d12c1 195 /*!
ubhat 0:69f2e28d12c1 196 * \brief What to do during JOIN process ? blink/toggle LED etc.
ubhat 0:69f2e28d12c1 197 */
ubhat 0:69f2e28d12c1 198 void JoinEvent( void )
ubhat 0:69f2e28d12c1 199 {
ubhat 0:69f2e28d12c1 200 // CtrlLED is defined in LoRaBoardAppIf.h
ubhat 0:69f2e28d12c1 201 // param 1: LED color (Red, Yellow or Green)
ubhat 0:69f2e28d12c1 202 // param 2: LED_ON or LED_OFF
ubhat 0:69f2e28d12c1 203 CtrlLED( Red, LED_ON );
ubhat 0:69f2e28d12c1 204 }
ubhat 0:69f2e28d12c1 205
ubhat 0:69f2e28d12c1 206
ubhat 0:69f2e28d12c1 207 /*!
ubhat 0:69f2e28d12c1 208 * \brief What to do during TX ? blink/toggle LED etc.
ubhat 0:69f2e28d12c1 209 */
ubhat 0:69f2e28d12c1 210 void TxEvent( void )
ubhat 0:69f2e28d12c1 211 {
ubhat 0:69f2e28d12c1 212 int blinkTime = 25000;
ubhat 0:69f2e28d12c1 213
ubhat 0:69f2e28d12c1 214 // Blink Red LED for 25msec
ubhat 0:69f2e28d12c1 215 BlinkLED( Red, blinkTime );
ubhat 0:69f2e28d12c1 216 }
ubhat 0:69f2e28d12c1 217
ubhat 0:69f2e28d12c1 218 void RxEvent()
ubhat 0:69f2e28d12c1 219 {
ubhat 0:69f2e28d12c1 220 // Toggle yellow LED
ubhat 0:69f2e28d12c1 221 ToggleLED( Yellow );
ubhat 0:69f2e28d12c1 222
ubhat 0:69f2e28d12c1 223 // If Rx Data is 0x01 turn on Green LED else if 0x0 Turn Green LED off
ubhat 0:69f2e28d12c1 224 if( LoRaMacDownlinkStatus.BufferSize == 1 )
ubhat 0:69f2e28d12c1 225 {
ubhat 0:69f2e28d12c1 226 if( LoRaMacDownlinkStatus.Buffer[0] == 0x01 )
ubhat 0:69f2e28d12c1 227 {
ubhat 0:69f2e28d12c1 228 AppLed = 1;
ubhat 0:69f2e28d12c1 229 }
ubhat 0:69f2e28d12c1 230 else
ubhat 0:69f2e28d12c1 231 {
ubhat 0:69f2e28d12c1 232 if( LoRaMacDownlinkStatus.Buffer[0] == 0x00 )
ubhat 0:69f2e28d12c1 233 {
ubhat 0:69f2e28d12c1 234 AppLed = 0;
ubhat 0:69f2e28d12c1 235 }
ubhat 0:69f2e28d12c1 236 }
ubhat 0:69f2e28d12c1 237 }
ubhat 0:69f2e28d12c1 238
ubhat 0:69f2e28d12c1 239 if( AppLed != 0 )
ubhat 0:69f2e28d12c1 240 {
ubhat 0:69f2e28d12c1 241 // Turn USR_LED ON
ubhat 0:69f2e28d12c1 242 CtrlLED( Usr, LED_ON );
ubhat 0:69f2e28d12c1 243 }
ubhat 0:69f2e28d12c1 244 else
ubhat 0:69f2e28d12c1 245 {
ubhat 0:69f2e28d12c1 246 // Turn USR_LED OFF
ubhat 0:69f2e28d12c1 247 CtrlLED( Usr, LED_OFF );
ubhat 0:69f2e28d12c1 248 }
ubhat 0:69f2e28d12c1 249 }
ubhat 0:69f2e28d12c1 250