Lukas Formanek
use with LoRa Access Point
Diff: sx1276/sx1276.cpp
- Revision:
- 6:e7f02929cd3d
- Parent:
- 5:11ec8a6ba4f0
- Child:
- 7:2b555111463f
--- a/sx1276/sx1276.cpp Thu Aug 21 11:58:28 2014 +0000
+++ b/sx1276/sx1276.cpp Thu Sep 04 14:03:20 2014 +0000
@@ -40,10 +40,11 @@
};
-SX1276::SX1276( void ( *txDone )( ), void ( *txTimeout ) ( ), void ( *rxDone ) ( uint8_t *payload, uint16_t size, int8_t rssi, int8_t snr ), void ( *rxTimeout ) ( ), void ( *rxError ) ( ),
+SX1276::SX1276( void ( *txDone )( ), void ( *txTimeout ) ( ), void ( *rxDone ) ( uint8_t *payload, uint16_t size, int8_t rssi, int8_t snr ),
+ void ( *rxTimeout ) ( ), void ( *rxError ) ( ), void ( *fhssChangeChannel ) ( uint8_t channelIndex ),
PinName mosi, PinName miso, PinName sclk, PinName nss, PinName reset,
PinName dio0, PinName dio1, PinName dio2, PinName dio3, PinName dio4, PinName dio5 )
- : Radio( txDone, txTimeout, rxDone, rxTimeout, rxError ),
+ : Radio( txDone, txTimeout, rxDone, rxTimeout, rxError, fhssChangeChannel ),
spi( mosi, miso, sclk ),
nss( nss ),
reset( reset ),
@@ -205,7 +206,8 @@
uint32_t datarate, uint8_t coderate,
uint32_t bandwidthAfc, uint16_t preambleLen,
uint16_t symbTimeout, bool fixLen,
- bool crcOn, bool iqInverted, bool rxContinuous )
+ bool crcOn, bool FreqHopOn, uint8_t HopPeriod,
+ bool iqInverted, bool rxContinuous )
{
SetModem( modem );
@@ -253,6 +255,8 @@
this->settings.LoRa.Coderate = coderate;
this->settings.LoRa.FixLen = fixLen;
this->settings.LoRa.CrcOn = crcOn;
+ this->settings.LoRa.FreqHopOn = FreqHopOn;
+ this->settings.LoRa.HopPeriod = HopPeriod;
this->settings.LoRa.IqInverted = iqInverted;
this->settings.LoRa.RxContinuous = rxContinuous;
@@ -301,6 +305,12 @@
Write( REG_LR_PREAMBLEMSB, ( uint8_t )( ( preambleLen >> 8 ) & 0xFF ) );
Write( REG_LR_PREAMBLELSB, ( uint8_t )( preambleLen & 0xFF ) );
+ if( this->settings.LoRa.FreqHopOn == true )
+ {
+ Write( REG_LR_PLLHOP, ( Read( REG_LR_PLLHOP ) & RFLR_PLLHOP_FASTHOP_MASK ) | RFLR_PLLHOP_FASTHOP_ON );
+ Write( REG_LR_HOPPERIOD, this->settings.LoRa.HopPeriod );
+ }
+
if( datarate == 6 )
{
Write( REG_LR_DETECTOPTIMIZE,
@@ -327,8 +337,8 @@
void SX1276::SetTxConfig( ModemType modem, int8_t power, uint32_t fdev,
uint32_t bandwidth, uint32_t datarate,
uint8_t coderate, uint16_t preambleLen,
- bool fixLen, bool crcOn,
- bool iqInverted, uint32_t timeout )
+ bool fixLen, bool crcOn, bool FreqHopOn,
+ uint8_t HopPeriod, bool iqInverted, uint32_t timeout )
{
uint8_t paConfig = 0;
uint8_t paDac = 0;
@@ -440,6 +450,8 @@
this->settings.LoRa.PreambleLen = preambleLen;
this->settings.LoRa.FixLen = fixLen;
this->settings.LoRa.CrcOn = crcOn;
+ this->settings.LoRa.FreqHopOn = FreqHopOn;
+ this->settings.LoRa.HopPeriod = HopPeriod;
this->settings.LoRa.IqInverted = iqInverted;
this->settings.LoRa.TxTimeout = timeout;
@@ -460,7 +472,13 @@
{
this->settings.LoRa.LowDatarateOptimize = 0x00;
}
-
+
+ if( this->settings.LoRa.FreqHopOn == true )
+ {
+ Write( REG_LR_PLLHOP, ( Read( REG_LR_PLLHOP ) & RFLR_PLLHOP_FASTHOP_MASK ) | RFLR_PLLHOP_FASTHOP_ON );
+ Write( REG_LR_HOPPERIOD, this->settings.LoRa.HopPeriod );
+ }
+
Write( REG_LR_MODEMCONFIG1,
( Read( REG_LR_MODEMCONFIG1 ) &
RFLR_MODEMCONFIG1_BW_MASK &
@@ -676,7 +694,7 @@
void SX1276::Rx( uint32_t timeout )
{
bool rxContinuous = false;
-
+
switch( this->settings.Modem )
{
case MODEM_FSK:
@@ -720,17 +738,37 @@
rxContinuous = this->settings.LoRa.RxContinuous;
- Write( REG_LR_IRQFLAGSMASK, //RFLR_IRQFLAGS_RXTIMEOUT |
+ if( this->settings.LoRa.FreqHopOn == true )
+ {
+ Write( REG_LR_IRQFLAGSMASK, //RFLR_IRQFLAGS_RXTIMEOUT |
//RFLR_IRQFLAGS_RXDONE |
//RFLR_IRQFLAGS_PAYLOADCRCERROR |
RFLR_IRQFLAGS_VALIDHEADER |
RFLR_IRQFLAGS_TXDONE |
RFLR_IRQFLAGS_CADDONE |
- RFLR_IRQFLAGS_FHSSCHANGEDCHANNEL |
+ //RFLR_IRQFLAGS_FHSSCHANGEDCHANNEL |
RFLR_IRQFLAGS_CADDETECTED );
+
+ // DIO0=RxDone
+ Write( REG_DIOMAPPING1, ( Read( REG_DIOMAPPING1 ) & RFLR_DIOMAPPING1_DIO0_MASK ) | RFLR_DIOMAPPING1_DIO0_00 );
+ // DIO2=FhssChangeChannel
+ Write( REG_DIOMAPPING1, ( Read( REG_DIOMAPPING1 ) & RFLR_DIOMAPPING1_DIO2_MASK ) | RFLR_DIOMAPPING1_DIO2_00 );
+ }
+ else
+ {
+ Write( REG_LR_IRQFLAGSMASK, //RFLR_IRQFLAGS_RXTIMEOUT |
+ //RFLR_IRQFLAGS_RXDONE |
+ //RFLR_IRQFLAGS_PAYLOADCRCERROR |
+ RFLR_IRQFLAGS_VALIDHEADER |
+ RFLR_IRQFLAGS_TXDONE |
+ RFLR_IRQFLAGS_CADDONE |
+ //RFLR_IRQFLAGS_FHSSCHANGEDCHANNEL |
+ RFLR_IRQFLAGS_CADDETECTED );
+
+ // DIO0=RxDone
+ Write( REG_DIOMAPPING1, ( Read( REG_DIOMAPPING1 ) & RFLR_DIOMAPPING1_DIO0_MASK ) | RFLR_DIOMAPPING1_DIO0_00 );
+ }
- // DIO0=RxDone
- Write( REG_DIOMAPPING1, ( Read( REG_DIOMAPPING1 ) & RFLR_DIOMAPPING1_DIO0_MASK ) | RFLR_DIOMAPPING1_DIO0_00 );
Write( REG_LR_FIFORXBASEADDR, 0 );
Write( REG_LR_FIFOADDRPTR, 0 );
}
@@ -793,7 +831,26 @@
break;
case MODEM_LORA:
{
- Write( REG_LR_IRQFLAGSMASK, RFLR_IRQFLAGS_RXTIMEOUT |
+
+ if( this->settings.LoRa.FreqHopOn == true )
+ {
+ Write( REG_LR_IRQFLAGSMASK, RFLR_IRQFLAGS_RXTIMEOUT |
+ RFLR_IRQFLAGS_RXDONE |
+ RFLR_IRQFLAGS_PAYLOADCRCERROR |
+ RFLR_IRQFLAGS_VALIDHEADER |
+ //RFLR_IRQFLAGS_TXDONE |
+ RFLR_IRQFLAGS_CADDONE |
+ //RFLR_IRQFLAGS_FHSSCHANGEDCHANNEL |
+ RFLR_IRQFLAGS_CADDETECTED );
+
+ // DIO0=TxDone
+ Write( REG_DIOMAPPING1, ( Read( REG_DIOMAPPING1 ) & RFLR_DIOMAPPING1_DIO0_MASK ) | RFLR_DIOMAPPING1_DIO0_00 );
+ // DIO2=FhssChangeChannel
+ Write( REG_DIOMAPPING1, ( Read( REG_DIOMAPPING1 ) & RFLR_DIOMAPPING1_DIO2_MASK ) | RFLR_DIOMAPPING1_DIO2_00 );
+ }
+ else
+ {
+ Write( REG_LR_IRQFLAGSMASK, RFLR_IRQFLAGS_RXTIMEOUT |
RFLR_IRQFLAGS_RXDONE |
RFLR_IRQFLAGS_PAYLOADCRCERROR |
RFLR_IRQFLAGS_VALIDHEADER |
@@ -801,9 +858,10 @@
RFLR_IRQFLAGS_CADDONE |
RFLR_IRQFLAGS_FHSSCHANGEDCHANNEL |
RFLR_IRQFLAGS_CADDETECTED );
-
- // DIO0=TxDone
- Write( REG_DIOMAPPING1, ( Read( REG_DIOMAPPING1 ) & RFLR_DIOMAPPING1_DIO0_MASK ) | RFLR_DIOMAPPING1_DIO0_01 );
+
+ // DIO0=TxDone
+ Write( REG_DIOMAPPING1, ( Read( REG_DIOMAPPING1 ) & RFLR_DIOMAPPING1_DIO0_MASK ) | RFLR_DIOMAPPING1_DIO0_01 );
+ }
}
break;
}
@@ -1234,6 +1292,16 @@
}
break;
case MODEM_LORA:
+ if( this->settings.LoRa.FreqHopOn == true )
+ {
+ // Clear Irq
+ Write( REG_LR_IRQFLAGS, RFLR_IRQFLAGS_FHSSCHANGEDCHANNEL );
+
+ if( ( fhssChangeChannel != NULL ) )
+ {
+ fhssChangeChannel( ( Read( REG_LR_HOPCHANNEL ) & RFLR_HOPCHANNEL_CHANNEL_MASK ) );
+ }
+ }
break;
default:
break;
@@ -1245,6 +1313,16 @@
case MODEM_FSK:
break;
case MODEM_LORA:
+ if( this->settings.LoRa.FreqHopOn == true )
+ {
+ // Clear Irq
+ Write( REG_LR_IRQFLAGS, RFLR_IRQFLAGS_FHSSCHANGEDCHANNEL );
+
+ if( ( fhssChangeChannel != NULL ) )
+ {
+ fhssChangeChannel( ( Read( REG_LR_HOPCHANNEL ) & RFLR_HOPCHANNEL_CHANNEL_MASK ) );
+ }
+ }
break;
default:
break;