ardupilot/APMrover2/sensors.pde

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// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
#if CONFIG_SONAR == ENABLED
static void init_sonar(void)
{
/*
#if CONFIG_SONAR_SOURCE == SONAR_SOURCE_ADC
sonar.calculate_scaler(g.sonar_type, 3.3);
#else
sonar.calculate_scaler(g.sonar_type, 5.0);
#endif
*/
}
#endif
#if LITE == DISABLED
// Sensors are not available in HIL_MODE_ATTITUDE
#if HIL_MODE != HIL_MODE_ATTITUDE
void ReadSCP1000(void) {}
#endif // HIL_MODE != HIL_MODE_ATTITUDE
#endif
static void read_battery(void)
{
if(g.battery_monitoring == 0) {
battery_voltage1 = 0;
return;
}
if(g.battery_monitoring == 3 || g.battery_monitoring == 4) {
// this copes with changing the pin at runtime
batt_volt_pin->set_pin(g.battery_volt_pin);
battery_voltage1 = BATTERY_VOLTAGE(batt_volt_pin->read_average());
}
if(g.battery_monitoring == 4) {
// this copes with changing the pin at runtime
batt_curr_pin->set_pin(g.battery_curr_pin);
current_amps1 = CURRENT_AMPS(batt_curr_pin->read_average());
current_total1 += current_amps1 * (float)delta_ms_medium_loop * 0.0002778; // .0002778 is 1/3600 (conversion to hours)
}
#if BATTERY_EVENT == ENABLED
if(battery_voltage1 < LOW_VOLTAGE) low_battery_event();
if(g.battery_monitoring == 4 && current_total1 > g.pack_capacity) low_battery_event();
#endif
}