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65 lines
2.1 KiB
65 lines
2.1 KiB
void ReadSCP1000(void) {} |
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void init_pressure_ground(void) |
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{ |
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for(int i = 0; i < 300; i++){ // We take some readings... |
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delay(20); |
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APM_BMP085.Read(); // Get initial data from absolute pressure sensor |
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abs_pressure_ground = (abs_pressure_ground * 9l + APM_BMP085.Press) / 10l; |
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ground_temperature = (ground_temperature * 9 + APM_BMP085.Temp) / 10; |
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} |
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abs_pressure = APM_BMP085.Press; |
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} |
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void read_barometer(void){ |
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float x, scaling, temp; |
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APM_BMP085.Read(); // Get new data from absolute pressure sensor |
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//abs_pressure = (abs_pressure + APM_BMP085.Press) >> 1; // Small filtering |
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abs_pressure = ((float)abs_pressure * .7) + ((float)APM_BMP085.Press * .3); // large filtering |
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scaling = (float)abs_pressure_ground / (float)abs_pressure; |
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temp = ((float)ground_temperature / 10.f) + 273.15; |
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x = log(scaling) * temp * 29271.267f; |
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current_loc.alt = (long)(x / 10) + home.alt;// + baro_offset; // Pressure altitude in centimeters |
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} |
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// in M/S * 100 |
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void read_airspeed(void) |
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{ |
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} |
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#if BATTERY_EVENT == 1 |
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void read_battery(void) |
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{ |
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battery_voltage1 = BATTERY_VOLTAGE(analogRead(BATTERY_PIN1)) * .1 + battery_voltage1 * .9; |
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battery_voltage2 = BATTERY_VOLTAGE(analogRead(BATTERY_PIN2)) * .1 + battery_voltage2 * .9; |
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battery_voltage3 = BATTERY_VOLTAGE(analogRead(BATTERY_PIN3)) * .1 + battery_voltage3 * .9; |
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battery_voltage4 = BATTERY_VOLTAGE(analogRead(BATTERY_PIN4)) * .1 + battery_voltage4 * .9; |
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#if BATTERY_TYPE == 0 |
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if(battery_voltage3 < LOW_VOLTAGE) |
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low_battery_event(); |
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battery_voltage = battery_voltage3; // set total battery voltage, for telemetry stream |
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#endif |
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#if BATTERY_TYPE == 1 |
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if(battery_voltage4 < LOW_VOLTAGE) |
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low_battery_event(); |
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battery_voltage = battery_voltage4; // set total battery voltage, for telemetry stream |
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#endif |
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} |
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#endif |
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void read_current(void) |
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{ |
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current_voltage = CURRENT_VOLTAGE(analogRead(VOLTAGE_PIN_0)) * .1 + current_voltage * .9; //reads power sensor voltage pin |
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current_amps = CURRENT_AMPS(analogRead(CURRENT_PIN_1)) * .1 + current_amps * .9; //reads power sensor current pin |
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current_total += (current_amps * 0.27777) / delta_ms_medium_loop; |
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} |
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//v: 10.9453, a: 17.4023, mah: 8.2
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