A very easy to understand LoRaWAN-node code.
Dependencies: LoRaWAN-lib SX1272Lib X_NUCLEO_IKS01A1 mbed
Important parameters:
• In comissioning.h: DevEUI, AppEUI, AppKEY, DevADR, NwksKEY, AppsKEY, OTAA and public network. Frequency and channel block to use, confirmed or unconfirmed messages, app port, app data size and OTAA and Tx duty cycles.
• In LoRaMac.h: Maximum payload and MAC commands length, receive delays, max FCNT, adr ack limit, timeout and delay, max ack retries, rssi threshold and sync words.
• In LoRaMac.cpp: Maximum payload, MAC commands and FRMpayload length.
• In LoRaMac-board.h: Tx power, data rates and band settings.
NOTE: Please refer to LoRaWAN regional parameters (page 12 for US band) to know which parameters you can modify.
system/timer.cpp
- Committer:
- dgabino
- Date:
- 2018-04-03
- Revision:
- 0:60ff878b27b8
File content as of revision 0:60ff878b27b8:
/* / _____) _ | | ( (____ _____ ____ _| |_ _____ ____| |__ \____ \| ___ | (_ _) ___ |/ ___) _ \ _____) ) ____| | | || |_| ____( (___| | | | (______/|_____)_|_|_| \__)_____)\____)_| |_| (C)2013 Semtech Description: Timer objects and scheduling management License: Revised BSD License, see LICENSE.TXT file include in the project Maintainer: Miguel Luis and Gregory Cristian */ #include "board.h" Timer TimeCounter; Ticker LoadTimeCounter; volatile uint32_t CurrentTime = 0; void TimerResetTimeCounter( void ) { CurrentTime = CurrentTime + TimeCounter.read_us( ); TimeCounter.reset( ); TimeCounter.start( ); } void TimerTimeCounterInit( void ) { TimeCounter.start( ); LoadTimeCounter.attach( &TimerResetTimeCounter, 10 ); } TimerTime_t TimerGetCurrentTime( void ) { CurrentTime += TimeCounter.read_us( ); TimeCounter.reset( ); TimeCounter.start( ); return ( ( TimerTime_t )CurrentTime ); } TimerTime_t TimerGetElapsedTime( TimerTime_t savedTime ) { CurrentTime += TimeCounter.read_us( ); TimeCounter.reset( ); TimeCounter.start( ); return ( TimerTime_t )( CurrentTime - savedTime ); } TimerTime_t TimerGetFutureTime( TimerTime_t eventInFuture ) { CurrentTime += TimeCounter.read_us( ); TimeCounter.reset( ); TimeCounter.start( ); return ( TimerTime_t )( CurrentTime + eventInFuture ); } void TimerInit( TimerEvent_t *obj, void ( *callback )( void ) ) { obj->value = 0; obj->Callback = callback; } void TimerStart( TimerEvent_t *obj ) { obj->Timer.attach_us( obj->Callback, obj->value ); } void TimerStop( TimerEvent_t *obj ) { obj->Timer.detach( ); } void TimerSetValue( TimerEvent_t *obj, uint32_t value ) { obj->value = value; }