int Max6651ClosedLoop::begin() {
println("Max6651ClosedLoop::begin()");
if (!i2c_) {
//println("No I2C interface configured.");
return -1;
}
int error = setConfigRegister(mode_config_);
write(COMMAND_GPIO_DEFINE, gpio_config_);
write(COMMAND_ALARM_ENABLE, alarm_config_);
write(COMMAND_TACH_COUNT_TIME, tachometer_count_time_);
targetSpeed(maximumSpeed());
// TODO: Return error code
return error;
}
void nRF905_init()
{
#ifdef ARDUINO
pinMode(TRX_EN, OUTPUT);
pinMode(PWR_MODE, OUTPUT);
pinMode(TX_EN, OUTPUT);
pinMode(CD, INPUT);
#if !NRF905_AM_SW
pinMode(AM, INPUT);
#endif
#if !NRF905_DR_SW
pinMode(DR, INPUT);
#endif
pinMode(CSN, OUTPUT);
digitalWrite(CSN, HIGH);
SPI.begin();
SPI.setClockDivider(SPI_CLOCK_DIV2);
#else
TRX_EN_DDR |= (1<<TRX_EN_BIT);
PWR_MODE_DDR |= (1<<PWR_MODE_BIT);
TX_EN_DDR |= (1<<TX_EN_BIT);
CD_DDR &= ~(1<<CD_BIT);
#if !NRF905_AM_SW
AM_DDR &= ~(1<<AM_BIT);
#endif
#if !NRF905_DR_SW
DR_DDR &= ~(1<<DR_BIT);
#endif
spi_init();
#endif
// Set default values
config.reg1 = 0x00;
config.reg2 = (0xC7 | NRF905_CLK_FREQ);
config.payloadSize = NRF905_MAX_PAYLOAD;
#if NRF905_INTERRUPTS
memset((byte*)rxBuffer, 0, sizeof(rxBuffer));
gotData = false;
// Set interrupts
REG_EXTERNAL_INT_CTL |= BIT_EXTERNAL_INT_CTL;
NRF905_INT_ON();
#endif
// Startup
nRF905_powerUp();
receiveMode();
enableStandbyMode();
// config();
// 4 byte TX and RX addresses
setConfigRegister(NRF905_CMD_W_CONFIG | NRF905_REG_ADDR_WIDTH, 0b01000100);
// Default config
nRF905_setFrequency(NRF905_BAND_433, 433200000);
nRF905_setAutoRetransmit(NRF905_AUTO_RETRAN_DISABLE);
nRF905_setLowRxPower(NRF905_LOW_RX_DISABLE);
nRF905_setTransmitPower(NRF905_PWR_10);
nRF905_setCRCMode(NRF905_CRC_MODE_16);
nRF905_setCRC(NRF905_CRC_ENABLE);
nRF905_setClockOut(NRF905_OUTCLK_DISABLE);
nRF905_setClockOutFreq(NRF905_OUTCLK_500KHZ);
nRF905_setPayloadSize(NRF905_MAX_PAYLOAD);
nRF905_setTXAddress(0xE7E7E7E7);
nRF905_setRXAddress(0xE7E7E7E7);
}
