pre-averaging

This commit is contained in:
Aditya Pulipaka
2025-11-20 16:16:34 -06:00
parent 8f0473732f
commit 725df1f1ec
2 changed files with 7 additions and 6 deletions

View File

@@ -6,22 +6,22 @@
IndSensorMap ind0Map = {-8.976076325826309, 913.5463710698101, 0.29767471011439534, 5.6686184386250025, 0.3627635461289861};
IndSensorMap ind1Map = {-4.831976283950702, 885.9877001844566, 0.2793284618109283, 3.8852507844119217, 0.2389935455347361};
IndSensorMap ind2Map = {-9.824360913609562, 871.4744633266955, 0.2909366235093304, 4.3307594408159495, 0.2822807132259202};
IndSensorMap ind3Map = {-13.891292062248292, 990.6819962477331, 0.16376045588859353, -0.074904004740735, 0.17727132893449118};
IndSensorMap ind3Map = {-13.8907146886418, 990.6824637304771, 0.16376005385006073, -0.07513804021312243, 0.1772655198934789};
// IndSensor class implementation
IndSensor::IndSensor(IndSensorMap calibration, uint8_t analogPin)
: consts(calibration), pin(analogPin), oor(false) {}
// Convert raw analog reading to millimeters using sensor calibration
float IndSensor::toMM(unsigned int raw) {
float IndSensor::toMM(uint16_t raw) {
return consts.C - (1.0 / consts.B) * log(pow((consts.K - consts.A) / ((float)raw - consts.A), consts.v) - 1.0);
}
// Read sensor directly from pin and convert to millimeters
float IndSensor::readMM() {
unsigned int raw = analogRead(pin);
oor = (raw == 0 || raw > 870); // Update out-of-range flag
mmVal = toMM(raw);
analog = analogRead(pin);
oor = (analog == 0 || analog > 870); // Update out-of-range flag
mmVal = toMM(analog);
return mmVal;
}

View File

@@ -16,6 +16,7 @@ class IndSensor {
public:
bool oor;
float mmVal;
uint16_t analog;
// Constructor
IndSensor(IndSensorMap calibration, uint8_t analogPin);
@@ -27,7 +28,7 @@ class IndSensor {
uint8_t pin;
// helper function to convert analog reading to millimeters
float toMM(unsigned int raw);
float toMM(uint16_t raw);
};
// sensor instances