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modified init_force #20

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46 changes: 24 additions & 22 deletions static_test_driver/sensors.ino
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Original file line number Diff line number Diff line change
@@ -1,4 +1,3 @@

#define SENSOR_ERROR_LIMIT 5 // Max number of errors in a row before deciding a sensor is faulty

#define PRESSURE_CALIBRATION_FACTOR 246.58
Expand All @@ -25,7 +24,7 @@

String sensor_errors = "";

//Number of Sensors
//Number of Sensors
//Load Cells - 4
//Pressure Transducers - 4
//Thermocouples - n/a (not a priority)
Expand All @@ -51,33 +50,33 @@ void error_check(int &error, bool working, const String &sensor_type, const Stri
if (working) {
error = 0;
} else {
if (sensor_errors.length()) {
if (sensor_errors.length()) {
sensor_errors += ',';
}
sensor_errors += sensor_type.substring(0, min(sensor_type.length(), 2)) + sensor_short_name;
if (!error) {
Serial.print(sensor_name);
if (!error) {
Serial.print(sensor_name);
if (sensor_name.length()) {
Serial.print(' ');
}
Serial.print(sensor_type);
Serial.println(F(" sensor error"));
}
error++;
if (error > SENSOR_ERROR_LIMIT) {
if (error > SENSOR_ERROR_LIMIT) {
sensor_status = false; //static_test_driver
}


}
}


//-------------------------------------------------------------------------------------------
//LoadCell
//LoadCell
//-------------------------------------------------------------------------------------------

//SENSOR DEVICE 1
//SENSOR DEVICE 1

class LoadCell
{
Expand All @@ -91,24 +90,27 @@ class LoadCell

int m_error;

LoadCell(){}
LoadCell(uint8_t dout, uint8_t clk) : m_calibrationFactor{LOAD_CELL_CALIBRATION_FACTOR} , m_dout {dout} , m_clk {clk}, m_error{0} {}

float read_force();
void init_force();
};

void LoadCell::init_force() {

void LoadCell::init_force(uint8_t dout, uint8_t clk) {
m_dout = dout;
m_clk = clk;

m_scale.begin(m_dout, m_clk);

// Calibrate load cell
m_scale.set_scale(m_calibrationFactor); // This value is obtained by using the SparkFun_HX711_Calibration sketch
//Calibration is just the slope of the data function we get from the cell, we use it to find force at the values we get.
m_scale.tare(); // Load Cell, Assuming there is no weight on the scale, reset to 0 mark intial valeue of cell as 0

// Try reading a value from the load cell
read_force();

if (!m_error) {
Serial.println(F("Load cell amp connected"));
}
Expand Down Expand Up @@ -137,13 +139,13 @@ float LoadCell::read_force() {


//-------------------------------------------------------------------------------------------
//Thermocouple
//Thermocouple
//-------------------------------------------------------------------------------------------

//SENSOR DEVICE 2


class Thermocouple
class Thermocouple
{
private:
Adafruit_MAX31855 m_thermocouple;
Expand All @@ -153,8 +155,8 @@ class Thermocouple
const String m_sensor_name;
const String m_sensor_short_name;

Thermocouple(int8_t pin, const String& name, const String& shortname) : m_thermocouplepin {pin}, m_sensor_name { name } , m_sensor_short_name { shortname }, m_error{0} , m_thermocouple{pin} {}
Thermocouple(int8_t pin, const String& name, const String& shortname) : m_thermocouplepin {pin}, m_sensor_name { name } , m_sensor_short_name { shortname }, m_error{0} , m_thermocouple{pin} {}

void init_thermocouple();
float read_thermocouple();
float read_temp();
Expand Down Expand Up @@ -190,7 +192,7 @@ float Thermocouple::read_thermocouple() {
//Pressure Transducers
//-------------------------------------------------------------------------------------------

//Sensor Device 3
//Sensor Device 3

class PressureTransducer
{
Expand All @@ -199,10 +201,10 @@ class PressureTransducer
int m_error;
const String m_sensor_name;
const String m_sensor_short_name;
PressureTransducer(int pin, const String& name, const String& shortname) : m_pressurepin{pin}, m_sensor_name{name}, m_sensor_short_name{shortname} , m_error{0} {}
PressureTransducer(int pin, const String& name, const String& shortname) : m_pressurepin{pin}, m_sensor_name{name}, m_sensor_short_name{shortname} , m_error{0} {}

float read_pressure(int sensor);

};

float PressureTransducer::read_pressure(int sensor) {
Expand All @@ -219,8 +221,8 @@ void init_accelerometer(Adafruit_MMA8451 &mma) {
bool working = false;
if (mma.begin()) {
mma.setRange(MMA8451_RANGE_2_G); // set acc range (2 4 8)
Serial.print(F("Accelerometer range "));
Serial.print(2 << mma.getRange());
Serial.print(F("Accelerometer range "));
Serial.print(2 << mma.getRange());
Serial.println("G");
working = true;
}
Expand Down