uint16_t pac1720_getBatteryVoltage(void) {
uint16_t val;
if(!I2C_read16(PAC1720_ADDRESS, PAC1720_CH2_VSOURCE_HIGH, &val))
return 0; // PAC1720 not available (maybe Vcc too low)
return (val >> 5) * 20000 / 0x400;
}
int TMP006_readAmbientTemperature(void)
{
/* Specify slave address for TMP006 */
I2C_setslave(TMP006_SLAVE_ADDRESS);
return I2C_read16(TMP006_P_TABT);
}
int TMP006_readObjectVoltage(void)
{
/* Specify slave address for TMP006 */
I2C_setslave(TMP006_SLAVE_ADDRESS);
return I2C_read16(TMP006_P_VOBJ);
}
int TMP006_readDeviceId(void)
{
/* Specify slave address for TMP006 */
I2C_setslave(TMP006_SLAVE_ADDRESS);
return I2C_read16(TMP006_P_DEVICE_ID);
}
int16_t pac1720_getPowerCharge(void) {
int32_t fsp = FSV * FSC;
uint16_t val;
if(I2C_read16(PAC1720_ADDRESS, PAC1720_CH1_PWR_RAT_HIGH, &val))
return val * fsp / 65536;
else
return 0; // PAC1720 not available (maybe Vcc too low)
}
uint16_t gps_bytes_avail(void)
{
uint16_t val;
if(I2C_read16(UBLOX_MAX_ADDRESS, 0xFD, &val))
return val;
else
return 0x00;
}
