bool RFM69Manager::initialize(uint8_t frequency, uint8_t nodeID, uint8_t networkID, const char* key, uint8_t gatewayID, int16_t targetRSSI) {
bool ret = RFM69_ATC::initialize(frequency, nodeID, networkID);
encrypt(key);
_gatewayID = gatewayID;
if (_gatewayID > 0) enableAutoPower(targetRSSI);
if (_isRFM69HW) setHighPower();
#if RADIO_DEBUG
Serial.print(F("[RADIO] Node: "));
Serial.println(nodeID);
Serial.print(F("[RADIO] Network: "));
Serial.println(networkID);
if (gatewayID == 0) {
Serial.println("[RADIO] This node is a gateway.");
} else {
Serial.print(F("[RADIO] Gateway: "));
Serial.println(gatewayID);
}
char buff[50];
sprintf(buff, "[RADIO] Working at %d Mhz...", frequency == RF69_433MHZ ? 433 : frequency == RF69_868MHZ ? 868 : 915);
Serial.println(buff);
Serial.println(F("[RADIO] Auto Transmission Control (ATC) enabled"));
#endif
return ret;
}
bool RFM69OOK::initialize()
{
const byte CONFIG[][2] =
{
/* 0x01 */ { REG_OPMODE, RF_OPMODE_SEQUENCER_OFF | RF_OPMODE_LISTEN_OFF | RF_OPMODE_STANDBY },
/* 0x02 */ { REG_DATAMODUL, RF_DATAMODUL_DATAMODE_CONTINUOUSNOBSYNC | RF_DATAMODUL_MODULATIONTYPE_OOK | RF_DATAMODUL_MODULATIONSHAPING_00 }, // no shaping
/* 0x03 */ { REG_BITRATEMSB, 0x03}, // bitrate: 32768 Hz
/* 0x04 */ { REG_BITRATELSB, 0xD1},
/* 0x19 */ { REG_RXBW, RF_RXBW_DCCFREQ_010 | RF_RXBW_MANT_24 | RF_RXBW_EXP_4}, // BW: 10.4 kHz
/* 0x1B */ { REG_OOKPEAK, RF_OOKPEAK_THRESHTYPE_PEAK | RF_OOKPEAK_PEAKTHRESHSTEP_000 | RF_OOKPEAK_PEAKTHRESHDEC_000 },
/* 0x1D */ { REG_OOKFIX, 6 }, // Fixed threshold value (in dB) in the OOK demodulator
/* 0x29 */ { REG_RSSITHRESH, 140 }, // RSSI threshold in dBm = -(REG_RSSITHRESH / 2)
/* 0x6F */ { REG_TESTDAGC, RF_DAGC_IMPROVED_LOWBETA0 }, // run DAGC continuously in RX mode, recommended default for AfcLowBetaOn=0
{255, 0}
};
pinMode(_slaveSelectPin, OUTPUT);
SPI.begin();
for (byte i = 0; CONFIG[i][0] != 255; i++)
writeReg(CONFIG[i][0], CONFIG[i][1]);
setHighPower(_isRFM69HW); // called regardless if it's a RFM69W or RFM69HW
setMode(RF69OOK_MODE_STANDBY);
while ((readReg(REG_IRQFLAGS1) & RF_IRQFLAGS1_MODEREADY) == 0x00); // Wait for ModeReady
selfPointer = this;
return true;
}
bool RFM69::initialize(uint8_t freqBand, uint8_t nodeID, uint8_t networkID)
{
const uint8_t CONFIG[][2] =
{
/* 0x01 */ { REG_OPMODE, RF_OPMODE_SEQUENCER_ON | RF_OPMODE_LISTEN_OFF | RF_OPMODE_STANDBY },
/* 0x02 */ { REG_DATAMODUL, RF_DATAMODUL_DATAMODE_PACKET | RF_DATAMODUL_MODULATIONTYPE_FSK | RF_DATAMODUL_MODULATIONSHAPING_00 }, // no shaping
/* 0x03 */ { REG_BITRATEMSB, RF_BITRATEMSB_55555}, // default: 4.8 KBPS
/* 0x04 */ { REG_BITRATELSB, RF_BITRATELSB_55555},
/* 0x05 */ { REG_FDEVMSB, RF_FDEVMSB_50000}, // default: 5KHz, (FDEV + BitRate / 2 <= 500KHz)
/* 0x06 */ { REG_FDEVLSB, RF_FDEVLSB_50000},
/* 0x07 */ { REG_FRFMSB, (uint8_t) (freqBand==RF69_315MHZ ? RF_FRFMSB_315 : (freqBand==RF69_433MHZ ? RF_FRFMSB_433 : (freqBand==RF69_868MHZ ? RF_FRFMSB_868 : RF_FRFMSB_915))) },
/* 0x08 */ { REG_FRFMID, (uint8_t) (freqBand==RF69_315MHZ ? RF_FRFMID_315 : (freqBand==RF69_433MHZ ? RF_FRFMID_433 : (freqBand==RF69_868MHZ ? RF_FRFMID_868 : RF_FRFMID_915))) },
/* 0x09 */ { REG_FRFLSB, (uint8_t) (freqBand==RF69_315MHZ ? RF_FRFLSB_315 : (freqBand==RF69_433MHZ ? RF_FRFLSB_433 : (freqBand==RF69_868MHZ ? RF_FRFLSB_868 : RF_FRFLSB_915))) },
// looks like PA1 and PA2 are not implemented on RFM69W, hence the max output power is 13dBm
// +17dBm and +20dBm are possible on RFM69HW
// +13dBm formula: Pout = -18 + OutputPower (with PA0 or PA1**)
// +17dBm formula: Pout = -14 + OutputPower (with PA1 and PA2)**
// +20dBm formula: Pout = -11 + OutputPower (with PA1 and PA2)** and high power PA settings (section 3.3.7 in datasheet)
///* 0x11 */ { REG_PALEVEL, RF_PALEVEL_PA0_ON | RF_PALEVEL_PA1_OFF | RF_PALEVEL_PA2_OFF | RF_PALEVEL_OUTPUTPOWER_11111},
///* 0x13 */ { REG_OCP, RF_OCP_ON | RF_OCP_TRIM_95 }, // over current protection (default is 95mA)
// RXBW defaults are { REG_RXBW, RF_RXBW_DCCFREQ_010 | RF_RXBW_MANT_24 | RF_RXBW_EXP_5} (RxBw: 10.4KHz)
/* 0x19 */ { REG_RXBW, RF_RXBW_DCCFREQ_010 | RF_RXBW_MANT_16 | RF_RXBW_EXP_2 }, // (BitRate < 2 * RxBw)
//for BR-19200: /* 0x19 */ { REG_RXBW, RF_RXBW_DCCFREQ_010 | RF_RXBW_MANT_24 | RF_RXBW_EXP_3 },
/* 0x25 */ { REG_DIOMAPPING1, RF_DIOMAPPING1_DIO0_01 }, // DIO0 is the only IRQ we're using
/* 0x26 */ { REG_DIOMAPPING2, RF_DIOMAPPING2_CLKOUT_OFF }, // DIO5 ClkOut disable for power saving
/* 0x28 */ { REG_IRQFLAGS2, RF_IRQFLAGS2_FIFOOVERRUN }, // writing to this bit ensures that the FIFO & status flags are reset
/* 0x29 */ { REG_RSSITHRESH, 220 }, // must be set to dBm = (-Sensitivity / 2), default is 0xE4 = 228 so -114dBm
///* 0x2D */ { REG_PREAMBLELSB, RF_PREAMBLESIZE_LSB_VALUE } // default 3 preamble bytes 0xAAAAAA
/* 0x2E */ { REG_SYNCCONFIG, RF_SYNC_ON | RF_SYNC_FIFOFILL_AUTO | RF_SYNC_SIZE_2 | RF_SYNC_TOL_0 },
/* 0x2F */ { REG_SYNCVALUE1, 0x2D }, // attempt to make this compatible with sync1 byte of RFM12B lib
/* 0x30 */ { REG_SYNCVALUE2, networkID }, // NETWORK ID
/* 0x37 */ { REG_PACKETCONFIG1, RF_PACKET1_FORMAT_VARIABLE | RF_PACKET1_DCFREE_OFF | RF_PACKET1_CRC_ON | RF_PACKET1_CRCAUTOCLEAR_ON | RF_PACKET1_ADRSFILTERING_OFF },
/* 0x38 */ { REG_PAYLOADLENGTH, 66 }, // in variable length mode: the max frame size, not used in TX
///* 0x39 */ { REG_NODEADRS, nodeID }, // turned off because we're not using address filtering
/* 0x3C */ { REG_FIFOTHRESH, RF_FIFOTHRESH_TXSTART_FIFONOTEMPTY | RF_FIFOTHRESH_VALUE }, // TX on FIFO not empty
/* 0x3D */ { REG_PACKETCONFIG2, RF_PACKET2_RXRESTARTDELAY_2BITS | RF_PACKET2_AUTORXRESTART_ON | RF_PACKET2_AES_OFF }, // RXRESTARTDELAY must match transmitter PA ramp-down time (bitrate dependent)
//for BR-19200: /* 0x3D */ { REG_PACKETCONFIG2, RF_PACKET2_RXRESTARTDELAY_NONE | RF_PACKET2_AUTORXRESTART_ON | RF_PACKET2_AES_OFF }, // RXRESTARTDELAY must match transmitter PA ramp-down time (bitrate dependent)
/* 0x6F */ { REG_TESTDAGC, RF_DAGC_IMPROVED_LOWBETA0 }, // run DAGC continuously in RX mode for Fading Margin Improvement, recommended default for AfcLowBetaOn=0
{255, 0}
};
#ifdef RASPBERRY
// Initialize SPI device 0
if(wiringPiSPISetup(SPI_DEVICE, SPI_SPEED) < 0) {
fprintf(stderr, "Unable to open SPI device\n\r");
exit(1);
}
#else
digitalWrite(_slaveSelectPin, HIGH);
pinMode(_slaveSelectPin, OUTPUT);
SPI.begin();
#endif
unsigned long start = millis();
uint8_t timeout = 50;
do writeReg(REG_SYNCVALUE1, 0xAA); while (readReg(REG_SYNCVALUE1) != 0xaa && millis()-start < timeout);
start = millis();
do writeReg(REG_SYNCVALUE1, 0x55); while (readReg(REG_SYNCVALUE1) != 0x55 && millis()-start < timeout);
for (uint8_t i = 0; CONFIG[i][0] != 255; i++)
writeReg(CONFIG[i][0], CONFIG[i][1]);
// Encryption is persistent between resets and can trip you up during debugging.
// Disable it during initialization so we always start from a known state.
encrypt(0);
setHighPower(_isRFM69HW); // called regardless if it's a RFM69W or RFM69HW
setMode(RF69_MODE_STANDBY);
start = millis();
while (((readReg(REG_IRQFLAGS1) & RF_IRQFLAGS1_MODEREADY) == 0x00) && millis()-start < timeout); // wait for ModeReady
if (millis()-start >= timeout)
return false;
#ifdef RASPBERRY
// Attach the Interupt
wiringPiSetup();
wiringPiISR(6, INT_EDGE_RISING, RFM69::isr0);
#else
attachInterrupt(_interruptNum, RFM69::isr0, RISING);
#endif
selfPointer = this;
_address = nodeID;
return true;
}
bool RFM69::initialize(uint32_t frequency, byte nodeID, byte networkID, byte power)
{
const byte CONFIG[][2] =
{
/* 0x01 */ { REG_OPMODE, RF_OPMODE_SEQUENCER_ON | RF_OPMODE_LISTEN_OFF | RF_OPMODE_STANDBY },
/* 0x02 */ { REG_DATAMODUL, RF_DATAMODUL_DATAMODE_PACKET | RF_DATAMODUL_MODULATIONTYPE_FSK | RF_DATAMODUL_MODULATIONSHAPING_00 }, //no shaping
/* 0x03 */ { REG_BITRATEMSB, RF_BITRATEMSB_12500}, //default:4.8 KBPS
/* 0x04 */ { REG_BITRATELSB, RF_BITRATELSB_12500},
/* 0x05 */ { REG_FDEVMSB, RF_FDEVMSB_5000}, //default:5khz, (FDEV + BitRate/2 <= 500Khz)
/* 0x06 */ { REG_FDEVLSB, RF_FDEVLSB_5000},
// /* 0x07 */ { REG_FRFMSB, (freqBand==RF69_315MHZ ? RF_FRFMSB_315 : (freqBand==RF69_433MHZ ? RF_FRFMSB_433 : (freqBand==RF69_868MHZ ? RF_FRFMSB_868 : RF_FRFMSB_915))) },
// /* 0x08 */ { REG_FRFMID, (freqBand==RF69_315MHZ ? RF_FRFMID_315 : (freqBand==RF69_433MHZ ? RF_FRFMID_433 : (freqBand==RF69_868MHZ ? RF_FRFMID_868 : RF_FRFMID_915))) },
// /* 0x09 */ { REG_FRFLSB, (freqBand==RF69_315MHZ ? RF_FRFLSB_315 : (freqBand==RF69_433MHZ ? RF_FRFLSB_433 : (freqBand==RF69_868MHZ ? RF_FRFLSB_868 : RF_FRFLSB_915))) },
// looks like PA1 and PA2 are not implemented on RFM69W, hence the max output power is 13dBm
// +17dBm and +20dBm are possible on RFM69HW
// +13dBm formula: Pout=-18+OutputPower (with PA0 or PA1**)
// +17dBm formula: Pout=-14+OutputPower (with PA1 and PA2)**
// +20dBm formula: Pout=-11+OutputPower (with PA1 and PA2)** and high power PA settings (section 3.3.7 in datasheet)
///* 0x11 */ { REG_PALEVEL, RF_PALEVEL_PA0_ON | RF_PALEVEL_PA1_OFF | RF_PALEVEL_PA2_OFF | RF_PALEVEL_OUTPUTPOWER_11111},
///* 0x13 */ { REG_OCP, RF_OCP_ON | RF_OCP_TRIM_95 }, //over current protection (default is 95mA)
///* 0x18*/ { REG_LNA, RF_LNA_ZIN_200 | RF_LNA_CURRENTGAIN }, //as suggested by mav here: http://lowpowerlab.com/forum/index.php/topic,296.msg1571.html
// RXBW defaults are { REG_RXBW, RF_RXBW_DCCFREQ_010 | RF_RXBW_MANT_24 | RF_RXBW_EXP_5} (RxBw: 10.4khz)
/* 0x19 */ { REG_RXBW, RF_RXBW_DCCFREQ_010 | RF_RXBW_MANT_20 | RF_RXBW_EXP_6 }, //(BitRate < 2 * RxBw)
// /* 0x19 */ { REG_RXBW, RF_RXBW_DCCFREQ_010 | RF_RXBW_MANT_20 | RF_RXBW_EXP_2 }, //(BitRate < 2 * RxBw)
// /* 0x19 */ { REG_RXBW, RF_RXBW_DCCFREQ_010 | RF_RXBW_MANT_16 | RF_RXBW_EXP_2 }, //(BitRate < 2 * RxBw)
/* 0x25 */ { REG_DIOMAPPING1, RF_DIOMAPPING1_DIO0_01 }, //DIO0 is the only IRQ we're using
/* 0x29 */ { REG_RSSITHRESH, 220 }, //must be set to dBm = (-Sensitivity / 2) - default is 0xE4=228 so -114dBm
///* 0x2d */ { REG_PREAMBLELSB, RF_PREAMBLESIZE_LSB_VALUE } // default 3 preamble bytes 0xAAAAAA
/* 0x2e */ { REG_SYNCCONFIG, RF_SYNC_ON | RF_SYNC_FIFOFILL_AUTO | RF_SYNC_SIZE_2 | RF_SYNC_TOL_0 },
/* 0x2f */ { REG_SYNCVALUE1, 0x2D }, //attempt to make this compatible with sync1 byte of RFM12B lib
/* 0x30 */ { REG_SYNCVALUE2, networkID }, //NETWORK ID
/* 0x37 */ { REG_PACKETCONFIG1, RF_PACKET1_FORMAT_VARIABLE | RF_PACKET1_DCFREE_OFF | RF_PACKET1_CRC_ON | RF_PACKET1_CRCAUTOCLEAR_ON | RF_PACKET1_ADRSFILTERING_OFF },
/* 0x38 */ { REG_PAYLOADLENGTH, 66 }, //in variable length mode: the max frame size, not used in TX
//* 0x39 */ { REG_NODEADRS, nodeID }, //turned off because we're not using address filtering
/* 0x3C */ { REG_FIFOTHRESH, RF_FIFOTHRESH_TXSTART_FIFONOTEMPTY | RF_FIFOTHRESH_VALUE }, //TX on FIFO not empty
/* 0x3d */ { REG_PACKETCONFIG2, RF_PACKET2_RXRESTARTDELAY_2BITS | RF_PACKET2_AUTORXRESTART_ON | RF_PACKET2_AES_OFF }, //RXRESTARTDELAY must match transmitter PA ramp-down time (bitrate dependent)
/* 0x6F */ { REG_TESTDAGC, RF_DAGC_IMPROVED_LOWBETA0 }, // run DAGC continuously in RX mode, recommended default for AfcLowBetaOn=0
{255, 0}
};
pinMode(_slaveSelectPin, OUTPUT);
SPI.setDataMode(SPI_MODE0);
SPI.setBitOrder(MSBFIRST);
SPI.setClockDivider(SPI_CLOCK_DIV2); //max speed, except on Due which can run at system clock speed
SPI.begin();
do writeReg(REG_SYNCVALUE1, 0xaa); while (readReg(REG_SYNCVALUE1) != 0xaa);
do writeReg(REG_SYNCVALUE1, 0x55); while (readReg(REG_SYNCVALUE1) != 0x55);
for (byte i = 0; CONFIG[i][0] != 255; i++)
writeReg(CONFIG[i][0], CONFIG[i][1]);
// Encryption is persistent between resets and can trip you up during debugging.
// Disable it during initialization so we always start from a known state.
encrypt(0);
setFrequency(frequency*0.016384);
setPowerLevel(power);
setHighPower(_isRFM69HW); //called regardless if it's a RFM69W or RFM69HW
setMode(RF69_MODE_STANDBY);
while ((readReg(REG_IRQFLAGS1) & RF_IRQFLAGS1_MODEREADY) == 0x00); // Wait for ModeReady
attachInterrupt(0, RFM69::isr0, RISING);
selfPointer = this;
_address = nodeID;
return true;
}
