void _init_loramac(semtech_loramac_t *mac,
LoRaMacPrimitives_t * primitives, LoRaMacCallback_t *callbacks)
{
mutex_lock(&mac->lock);
DEBUG("[semtech-loramac] initializing loramac\n");
primitives->MacMcpsConfirm = mcps_confirm;
primitives->MacMcpsIndication = mcps_indication;
primitives->MacMlmeConfirm = mlme_confirm;
primitives->MacMlmeIndication = mlme_indication;
LoRaMacInitialization(&semtech_loramac_radio_events, primitives, callbacks,
LORAMAC_ACTIVE_REGION);
#ifdef DISABLE_LORAMAC_DUTYCYCLE
LoRaMacTestSetDutyCycleOn(false);
#endif
mutex_unlock(&mac->lock);
semtech_loramac_set_dr(mac, LORAMAC_DEFAULT_DR);
semtech_loramac_set_adr(mac, LORAMAC_DEFAULT_ADR);
semtech_loramac_set_public_network(mac, LORAMAC_DEFAULT_PUBLIC_NETWORK);
semtech_loramac_set_class(mac, LORAMAC_DEFAULT_DEVICE_CLASS);
semtech_loramac_set_tx_port(mac, LORAMAC_DEFAULT_TX_PORT);
semtech_loramac_set_tx_mode(mac, LORAMAC_DEFAULT_TX_MODE);
semtech_loramac_set_system_max_rx_error(mac,
LORAMAC_DEFAULT_SYSTEM_MAX_RX_ERROR);
semtech_loramac_set_min_rx_symbols(mac, LORAMAC_DEFAULT_MIN_RX_SYMBOLS);
mac->link_chk.available = false;
#ifdef MODULE_PERIPH_EEPROM
_read_loramac_config(mac);
#endif
}
void LoRaMacSetDutyCycleOn( bool enable )
{
LoRaMacTestSetDutyCycleOn( enable );
}
/**
* Main application entry point.
*/
int main( void )
{
LoRaMacPrimitives_t LoRaMacPrimitives;
LoRaMacCallback_t LoRaMacCallbacks;
MibRequestConfirm_t mibReq;
BoardInitMcu( );
BoardInitPeriph( );
DeviceState = DEVICE_STATE_INIT;
while( 1 )
{
switch( DeviceState )
{
case DEVICE_STATE_INIT:
{
LoRaMacPrimitives.MacMcpsConfirm = McpsConfirm;
LoRaMacPrimitives.MacMcpsIndication = McpsIndication;
LoRaMacPrimitives.MacMlmeConfirm = MlmeConfirm;
LoRaMacPrimitives.MacMlmeIndication = MlmeIndication;
LoRaMacCallbacks.GetBatteryLevel = BoardGetBatteryLevel;
LoRaMacInitialization( &LoRaMacPrimitives, &LoRaMacCallbacks, ACTIVE_REGION );
TimerInit( &TxNextPacketTimer, OnTxNextPacketTimerEvent );
TimerInit( &Led1Timer, OnLed1TimerEvent );
TimerSetValue( &Led1Timer, 25 );
TimerInit( &Led2Timer, OnLed2TimerEvent );
TimerSetValue( &Led2Timer, 25 );
mibReq.Type = MIB_ADR;
mibReq.Param.AdrEnable = LORAWAN_ADR_ON;
LoRaMacMibSetRequestConfirm( &mibReq );
mibReq.Type = MIB_PUBLIC_NETWORK;
mibReq.Param.EnablePublicNetwork = LORAWAN_PUBLIC_NETWORK;
LoRaMacMibSetRequestConfirm( &mibReq );
#if defined( REGION_EU868 )
LoRaMacTestSetDutyCycleOn( LORAWAN_DUTYCYCLE_ON );
#endif
mibReq.Type = MIB_DEVICE_CLASS;
mibReq.Param.Class = CLASS_C;
LoRaMacMibSetRequestConfirm( &mibReq );
DeviceState = DEVICE_STATE_JOIN;
break;
}
case DEVICE_STATE_JOIN:
{
#if( OVER_THE_AIR_ACTIVATION != 0 )
MlmeReq_t mlmeReq;
// Initialize LoRaMac device unique ID
BoardGetUniqueId( DevEui );
mlmeReq.Type = MLME_JOIN;
mlmeReq.Req.Join.DevEui = DevEui;
mlmeReq.Req.Join.AppEui = AppEui;
mlmeReq.Req.Join.AppKey = AppKey;
mlmeReq.Req.Join.Datarate = LORAWAN_DEFAULT_DATARATE;
if( LoRaMacMlmeRequest( &mlmeReq ) == LORAMAC_STATUS_OK )
{
DeviceState = DEVICE_STATE_SLEEP;
}
else
{
DeviceState = DEVICE_STATE_CYCLE;
}
#else
// Choose a random device address if not already defined in Commissioning.h
if( DevAddr == 0 )
{
// Random seed initialization
srand1( BoardGetRandomSeed( ) );
// Choose a random device address
DevAddr = randr( 0, 0x01FFFFFF );
}
mibReq.Type = MIB_NET_ID;
mibReq.Param.NetID = LORAWAN_NETWORK_ID;
LoRaMacMibSetRequestConfirm( &mibReq );
mibReq.Type = MIB_DEV_ADDR;
mibReq.Param.DevAddr = DevAddr;
LoRaMacMibSetRequestConfirm( &mibReq );
mibReq.Type = MIB_NWK_SKEY;
mibReq.Param.NwkSKey = NwkSKey;
LoRaMacMibSetRequestConfirm( &mibReq );
mibReq.Type = MIB_APP_SKEY;
mibReq.Param.AppSKey = AppSKey;
LoRaMacMibSetRequestConfirm( &mibReq );
mibReq.Type = MIB_NETWORK_JOINED;
mibReq.Param.IsNetworkJoined = true;
LoRaMacMibSetRequestConfirm( &mibReq );
DeviceState = DEVICE_STATE_SEND;
#endif
break;
}
case DEVICE_STATE_SEND:
{
if( NextTx == true )
{
PrepareTxFrame( AppPort );
NextTx = SendFrame( );
}
if( ComplianceTest.Running == true )
{
// Schedule next packet transmission
TxDutyCycleTime = 5000; // 5000 ms
}
else
{
// Schedule next packet transmission
TxDutyCycleTime = APP_TX_DUTYCYCLE + randr( -APP_TX_DUTYCYCLE_RND, APP_TX_DUTYCYCLE_RND );
}
DeviceState = DEVICE_STATE_CYCLE;
break;
}
case DEVICE_STATE_CYCLE:
{
DeviceState = DEVICE_STATE_SLEEP;
// Schedule next packet transmission
TimerSetValue( &TxNextPacketTimer, TxDutyCycleTime );
TimerStart( &TxNextPacketTimer );
break;
}
case DEVICE_STATE_SLEEP:
{
// Wake up through events
TimerLowPowerHandler( );
// Process Radio IRQ
Radio.IrqProcess( );
break;
}
default:
{
DeviceState = DEVICE_STATE_INIT;
break;
}
}
}
}
/*!
* \brief MCPS-Indication event function
*
* \param [IN] mcpsIndication - Pointer to the indication structure,
* containing indication attributes.
*/
static void McpsIndication( McpsIndication_t *mcpsIndication )
{
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
if( mcpsIndication->FramePending == true )
{
// The server signals that it has pending data to be sent.
// We schedule an uplink as soon as possible to flush the server.
OnTxNextPacketTimerEvent( );
}
// Check Buffer
// Check BufferSize
// Check Rssi
// Check Snr
// Check RxSlot
if( ComplianceTest.Running == true )
{
ComplianceTest.DownLinkCounter++;
}
if( mcpsIndication->RxData == true )
{
switch( mcpsIndication->Port )
{
case 1: // The application LED can be controlled on port 1 or 2
case 2:
if( mcpsIndication->BufferSize == 1 )
{
//AppLedStateOn = mcpsIndication->Buffer[0] & 0x01;
}
break;
case 224:
if( ComplianceTest.Running == false )
{
// Check compliance test enable command (i)
if( ( mcpsIndication->BufferSize == 4 ) &&
( mcpsIndication->Buffer[0] == 0x01 ) &&
( mcpsIndication->Buffer[1] == 0x01 ) &&
( mcpsIndication->Buffer[2] == 0x01 ) &&
( mcpsIndication->Buffer[3] == 0x01 ) )
{
IsTxConfirmed = false;
AppPort = 224;
AppDataSizeBackup = AppDataSize;
AppDataSize = 2;
ComplianceTest.DownLinkCounter = 0;
ComplianceTest.LinkCheck = false;
ComplianceTest.DemodMargin = 0;
ComplianceTest.NbGateways = 0;
ComplianceTest.Running = true;
ComplianceTest.State = 1;
MibRequestConfirm_t mibReq;
mibReq.Type = MIB_ADR;
mibReq.Param.AdrEnable = true;
LoRaMacMibSetRequestConfirm( &mibReq );
#if defined( REGION_EU868 )
LoRaMacTestSetDutyCycleOn( false );
#endif
}
}
else
{
ComplianceTest.State = mcpsIndication->Buffer[0];
switch( ComplianceTest.State )
{
case 0: // Check compliance test disable command (ii)
IsTxConfirmed = LORAWAN_CONFIRMED_MSG_ON;
AppPort = LORAWAN_APP_PORT;
AppDataSize = AppDataSizeBackup;
ComplianceTest.DownLinkCounter = 0;
ComplianceTest.Running = false;
MibRequestConfirm_t mibReq;
mibReq.Type = MIB_ADR;
mibReq.Param.AdrEnable = LORAWAN_ADR_ON;
LoRaMacMibSetRequestConfirm( &mibReq );
#if defined( REGION_EU868 )
LoRaMacTestSetDutyCycleOn( LORAWAN_DUTYCYCLE_ON );
#endif
break;
case 1: // (iii, iv)
AppDataSize = 2;
break;
case 2: // Enable confirmed messages (v)
IsTxConfirmed = true;
ComplianceTest.State = 1;
break;
case 3: // Disable confirmed messages (vi)
IsTxConfirmed = false;
ComplianceTest.State = 1;
break;
case 4: // (vii)
AppDataSize = mcpsIndication->BufferSize;
AppData[0] = 4;
for( uint8_t i = 1; i < MIN( AppDataSize, LORAWAN_APP_DATA_MAX_SIZE ); i++ )
{
AppData[i] = mcpsIndication->Buffer[i] + 1;
}
break;
case 5: // (viii)
{
MlmeReq_t mlmeReq;
mlmeReq.Type = MLME_LINK_CHECK;
LoRaMacMlmeRequest( &mlmeReq );
}
break;
case 6: // (ix)
{
MlmeReq_t mlmeReq;
// Disable TestMode and revert back to normal operation
IsTxConfirmed = LORAWAN_CONFIRMED_MSG_ON;
AppPort = LORAWAN_APP_PORT;
AppDataSize = AppDataSizeBackup;
ComplianceTest.DownLinkCounter = 0;
ComplianceTest.Running = false;
MibRequestConfirm_t mibReq;
mibReq.Type = MIB_ADR;
mibReq.Param.AdrEnable = LORAWAN_ADR_ON;
LoRaMacMibSetRequestConfirm( &mibReq );
#if defined( REGION_EU868 )
LoRaMacTestSetDutyCycleOn( LORAWAN_DUTYCYCLE_ON );
#endif
mlmeReq.Type = MLME_JOIN;
mlmeReq.Req.Join.DevEui = DevEui;
mlmeReq.Req.Join.AppEui = AppEui;
mlmeReq.Req.Join.AppKey = AppKey;
mlmeReq.Req.Join.Datarate = LORAWAN_DEFAULT_DATARATE;
if( LoRaMacMlmeRequest( &mlmeReq ) == LORAMAC_STATUS_OK )
{
DeviceState = DEVICE_STATE_SLEEP;
}
else
{
DeviceState = DEVICE_STATE_CYCLE;
}
}
break;
case 7: // (x)
{
if( mcpsIndication->BufferSize == 3 )
{
MlmeReq_t mlmeReq;
mlmeReq.Type = MLME_TXCW;
mlmeReq.Req.TxCw.Timeout = ( uint16_t )( ( mcpsIndication->Buffer[1] << 8 ) | mcpsIndication->Buffer[2] );
LoRaMacMlmeRequest( &mlmeReq );
}
else if( mcpsIndication->BufferSize == 7 )
{
MlmeReq_t mlmeReq;
mlmeReq.Type = MLME_TXCW_1;
mlmeReq.Req.TxCw.Timeout = ( uint16_t )( ( mcpsIndication->Buffer[1] << 8 ) | mcpsIndication->Buffer[2] );
mlmeReq.Req.TxCw.Frequency = ( uint32_t )( ( mcpsIndication->Buffer[3] << 16 ) | ( mcpsIndication->Buffer[4] << 8 ) | mcpsIndication->Buffer[5] ) * 100;
mlmeReq.Req.TxCw.Power = mcpsIndication->Buffer[6];
LoRaMacMlmeRequest( &mlmeReq );
}
ComplianceTest.State = 1;
}
break;
default:
break;
}
}
break;
default:
break;
}
}
// Switch LED 2 ON for each received downlink
GpioWrite( &Led2, 1 );
TimerStart( &Led2Timer );
}
