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Update main.cpp to add ADC filters to reduce noise on voltage and current sensor #106

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Update main.cpp to add ADC filters to reduce noise on voltage and current sensor #106

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6a24a30
Update main.cpp to add ADC filters
Jahnkeanater Aug 23, 2024
644bec2
Update main.cpp
Jahnkeanater Aug 23, 2024
c3962f1
Update pins.h added GPOI23
Jahnkeanater Aug 28, 2024
4528d24
Update main.cpp Pull GPIO23 High
Jahnkeanater Aug 28, 2024
b47ebe8
Update main.cpp
Jahnkeanater Aug 28, 2024
3031534
Olliewalsh already tried this
Jahnkeanater Aug 28, 2024
3914ca3
Update pins.h
Jahnkeanater Aug 28, 2024
7bee7d6
Update main.cpp
Jahnkeanater Aug 28, 2024
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6 changes: 3 additions & 3 deletions Firmware/LowLevel/src/main.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -680,12 +680,12 @@ void loop() {
updateNeopixel();

status_message.v_battery =
(float) analogRead(PIN_ANALOG_BATTERY_VOLTAGE) * (3.3f / 4096.0f) * ((VIN_R1 + VIN_R2) / VIN_R2);
((float) analogRead(PIN_ANALOG_BATTERY_VOLTAGE) * (3.3f / 4096.0f) * ((VIN_R1 + VIN_R2) / VIN_R2)) * 0.2f + status_message.v_battery * 0.8f;
status_message.v_charge =
(float) analogRead(PIN_ANALOG_CHARGE_VOLTAGE) * (3.3f / 4096.0f) * ((VIN_R1 + VIN_R2) / VIN_R2);
((float) analogRead(PIN_ANALOG_CHARGE_VOLTAGE) * (3.3f / 4096.0f) * ((VIN_R1 + VIN_R2) / VIN_R2)) * 0.2f + status_message.v_charge * 0.8f;
#ifndef IGNORE_CHARGING_CURRENT
status_message.charging_current =
(float) analogRead(PIN_ANALOG_CHARGE_CURRENT) * (3.3f / 4096.0f) / (CURRENT_SENSE_GAIN * R_SHUNT);
((float) analogRead(PIN_ANALOG_CHARGE_CURRENT) * (3.3f / 4096.0f) / (CURRENT_SENSE_GAIN * R_SHUNT)) * 0.2f + status_message.charging_current * 0.8f;
#else
status_message.charging_current = -1.0f;
#endif
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6 changes: 6 additions & 0 deletions Firmware/LowLevel/src/pins.h
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,8 @@
#define PIN_ANALOG_CHARGE_VOLTAGE 26
#define PIN_ANALOG_CHARGE_CURRENT 28

#define PIN_POWER_SELECT 23

#define PIN_ENABLE_CHARGE 22

#define PIN_ESC_SHUTDOWN 20
Expand Down Expand Up @@ -58,6 +60,8 @@
#define PIN_ANALOG_CHARGE_VOLTAGE 26
#define PIN_ANALOG_CHARGE_CURRENT 28

#define PIN_POWER_SELECT 23

#define PIN_ENABLE_CHARGE 22

#define PIN_ESC_SHUTDOWN 20
Expand Down Expand Up @@ -94,6 +98,8 @@
#define PIN_ANALOG_CHARGE_VOLTAGE 26
#define PIN_ANALOG_CHARGE_CURRENT 28

#define PIN_POWER_SELECT 23

#define PIN_ENABLE_CHARGE 22

#define PIN_ESC_SHUTDOWN 20
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