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speeduino
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Movement of all sensor reads into their own file

This commit is contained in:
Josh Stewart 2016-03-23 22:09:04 +11:00
parent c6bbfc72ec
commit 69ed610d76
2 changed files with 63 additions and 42 deletions
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55
sensors.ino
View File

@ -3,11 +3,11 @@ Speeduino - Simple engine management for the Arduino Mega 2560 platform
Copyright (C) Josh Stewart Copyright (C) Josh Stewart
A full copy of the license may be found in the projects root directory A full copy of the license may be found in the projects root directory
*/ */
int tempReading;
void instanteneousMAPReading() void instanteneousMAPReading()
{ {
//Instantaneous MAP readings //Instantaneous MAP readings
int tempReading;
tempReading = analogRead(pinMAP); tempReading = analogRead(pinMAP);
tempReading = analogRead(pinMAP); tempReading = analogRead(pinMAP);
@ -21,7 +21,6 @@ void instanteneousMAPReading()
void readMAP() void readMAP()
{ {
//MAP Sampling system //MAP Sampling system
int tempReading;
switch(configPage1.mapSample) switch(configPage1.mapSample)
{ {
case 0: case 0:
@ -87,3 +86,55 @@ void readMAP()
} }
} }
void readTPS()
{
currentStatus.TPSlast = currentStatus.TPS;
currentStatus.TPSlast_time = currentStatus.TPS_time;
analogRead(pinTPS);
byte tempTPS = fastMap1023toX(analogRead(pinTPS), 0, 1023, 0, 255); //Get the current raw TPS ADC value and map it into a byte
currentStatus.tpsADC = ADC_FILTER(tempTPS, ADCFILTER_TPS, currentStatus.tpsADC);
//Check that the ADC values fall within the min and max ranges (Should always be the case, but noise can cause these to fluctuate outside the defined range).
byte tempADC = currentStatus.tpsADC; //The tempADC value is used in order to allow TunerStudio to recover and redo the TPS calibration if this somehow gets corrupted
if (currentStatus.tpsADC < configPage1.tpsMin) { tempADC = configPage1.tpsMin; }
else if(currentStatus.tpsADC > configPage1.tpsMax) { tempADC = configPage1.tpsMax; }
currentStatus.TPS = map(tempADC, configPage1.tpsMin, configPage1.tpsMax, 0, 100); //Take the raw TPS ADC value and convert it into a TPS% based on the calibrated values
currentStatus.TPS_time = currentLoopTime;
}
void readCLT()
{
tempReading = analogRead(pinCLT);
tempReading = fastMap1023toX(analogRead(pinCLT), 0, 1023, 0, 511); //Get the current raw CLT value
currentStatus.cltADC = ADC_FILTER(tempReading, ADCFILTER_CLT, currentStatus.cltADC);
currentStatus.coolant = cltCalibrationTable[currentStatus.cltADC] - CALIBRATION_TEMPERATURE_OFFSET; //Temperature calibration values are stored as positive bytes. We subtract 40 from them to allow for negative temperatures
}
void readIAT()
{
tempReading = analogRead(pinIAT);
tempReading = map(analogRead(pinIAT), 0, 1023, 0, 511); //Get the current raw IAT value
currentStatus.iatADC = ADC_FILTER(tempReading, ADCFILTER_IAT, currentStatus.iatADC);
currentStatus.IAT = iatCalibrationTable[currentStatus.iatADC] - CALIBRATION_TEMPERATURE_OFFSET;
}
void readO2()
{
tempReading = analogRead(pinO2);
tempReading = map(analogRead(pinO2), 0, 1023, 0, 511); //Get the current O2 value.
currentStatus.O2ADC = ADC_FILTER(tempReading, ADCFILTER_O2, currentStatus.O2ADC);
currentStatus.O2 = o2CalibrationTable[currentStatus.O2ADC];
}
/* Second O2 currently disabled as its not being used
currentStatus.O2_2ADC = map(analogRead(pinO2_2), 0, 1023, 0, 511); //Get the current O2 value.
currentStatus.O2_2ADC = ADC_FILTER(tempReading, ADCFILTER_O2, currentStatus.O2_2ADC);
currentStatus.O2_2 = o2CalibrationTable[currentStatus.O2_2ADC];
*/
void readBat()
{
tempReading = analogRead(pinBat);
tempReading = fastMap1023toX(analogRead(pinBat), 0, 1023, 0, 245); //Get the current raw Battery value. Permissible values are from 0v to 24.5v (245)
currentStatus.battery10 = ADC_FILTER(tempReading, ADCFILTER_BAT, currentStatus.battery10);
}

50
speeduino.ino
View File

@ -137,6 +137,8 @@ volatile bool fpPrimed = false; //Tracks whether or not the fuel pump priming ha
void setup() void setup()
{ {
Serial.begin(115200);
//Setup the dummy fuel and ignition tables //Setup the dummy fuel and ignition tables
//dummyFuelTable(&fuelTable); //dummyFuelTable(&fuelTable);
//dummyIgnitionTable(&ignitionTable); //dummyIgnitionTable(&ignitionTable);
@ -415,7 +417,7 @@ void setup()
previousLoopTime = 0; previousLoopTime = 0;
currentLoopTime = micros(); currentLoopTime = micros();
Serial.begin(115200);
//This sets the ADC (Analog to Digitial Converter) to run at 1Mhz, greatly reducing analog read times (MAP/TPS) //This sets the ADC (Analog to Digitial Converter) to run at 1Mhz, greatly reducing analog read times (MAP/TPS)
//1Mhz is the fastest speed permitted by the CPU without affecting accuracy //1Mhz is the fastest speed permitted by the CPU without affecting accuracy
@ -485,7 +487,7 @@ void setup()
channel1InjDegrees = 0; channel1InjDegrees = 0;
channel2InjDegrees = 180; channel2InjDegrees = 180;
} }
else if (configPage1.injTiming == INJ_SEQUENTIAL) else if (useSequentialFuel)
{ {
channel1InjDegrees = 0; channel1InjDegrees = 0;
channel2InjDegrees = 180; channel2InjDegrees = 180;
@ -668,19 +670,9 @@ void loop()
//TPS setting to be performed every 32 loops (any faster and it can upset the TPSdot sampling time) //TPS setting to be performed every 32 loops (any faster and it can upset the TPSdot sampling time)
if ((mainLoopCount & 31) == 1) if ((mainLoopCount & 31) == 1)
{ {
currentStatus.TPSlast = currentStatus.TPS; readTPS();
currentStatus.TPSlast_time = currentStatus.TPS_time;
analogRead(pinTPS);
byte tempTPS = fastMap1023toX(analogRead(pinTPS), 0, 1023, 0, 255); //Get the current raw TPS ADC value and map it into a byte
currentStatus.tpsADC = ADC_FILTER(tempTPS, ADCFILTER_TPS, currentStatus.tpsADC);
//Check that the ADC values fall within the min and max ranges (Should always be the case, but noise can cause these to fluctuate outside the defined range).
byte tempADC = currentStatus.tpsADC; //The tempADC value is used in order to allow TunerStudio to recover and redo the TPS calibration if this somehow gets corrupted
if (currentStatus.tpsADC < configPage1.tpsMin) { tempADC = configPage1.tpsMin; }
else if(currentStatus.tpsADC > configPage1.tpsMax) { tempADC = configPage1.tpsMax; }
currentStatus.TPS = map(tempADC, configPage1.tpsMin, configPage1.tpsMax, 0, 100); //Take the raw TPS ADC value and convert it into a TPS% based on the calibrated values
currentStatus.TPS_time = currentLoopTime;
//Check for launch in (clutch) can be done around here too //Check for launching (clutch) can be done around here too
currentStatus.launching = !digitalRead(pinLaunch); currentStatus.launching = !digitalRead(pinLaunch);
//And check whether the tooth log buffer is ready //And check whether the tooth log buffer is ready
if(toothHistoryIndex > TOOTH_LOG_SIZE) { BIT_SET(currentStatus.squirt, BIT_SQUIRT_TOOTHLOG1READY); } if(toothHistoryIndex > TOOTH_LOG_SIZE) { BIT_SET(currentStatus.squirt, BIT_SQUIRT_TOOTHLOG1READY); }
@ -689,33 +681,11 @@ void loop()
//The IAT and CLT readings can be done less frequently. This still runs about 4 times per second //The IAT and CLT readings can be done less frequently. This still runs about 4 times per second
if ((mainLoopCount & 255) == 1) if ((mainLoopCount & 255) == 1)
{ {
int tempReading;
tempReading = analogRead(pinCLT); readCLT();
tempReading = fastMap1023toX(analogRead(pinCLT), 0, 1023, 0, 511); //Get the current raw CLT value readIAT();
currentStatus.cltADC = ADC_FILTER(tempReading, ADCFILTER_CLT, currentStatus.cltADC); readO2();
currentStatus.coolant = cltCalibrationTable[currentStatus.cltADC] - CALIBRATION_TEMPERATURE_OFFSET; //Temperature calibration values are stored as positive bytes. We subtract 40 from them to allow for negative temperatures readBat();
tempReading = analogRead(pinIAT);
tempReading = map(analogRead(pinIAT), 0, 1023, 0, 511); //Get the current raw IAT value
currentStatus.iatADC = ADC_FILTER(tempReading, ADCFILTER_IAT, currentStatus.iatADC);
currentStatus.IAT = iatCalibrationTable[currentStatus.iatADC] - CALIBRATION_TEMPERATURE_OFFSET;
tempReading = analogRead(pinO2);
tempReading = map(analogRead(pinO2), 0, 1023, 0, 511); //Get the current O2 value.
currentStatus.O2ADC = ADC_FILTER(tempReading, ADCFILTER_O2, currentStatus.O2ADC);
currentStatus.O2 = o2CalibrationTable[currentStatus.O2ADC];
/* Second O2 currently disabled as its not being used
currentStatus.O2_2ADC = map(analogRead(pinO2_2), 0, 1023, 0, 511); //Get the current O2 value.
currentStatus.O2_2ADC = ADC_FILTER(tempReading, ADCFILTER_O2, currentStatus.O2_2ADC);
currentStatus.O2_2 = o2CalibrationTable[currentStatus.O2_2ADC];
*/
tempReading = analogRead(pinBat);
tempReading = fastMap1023toX(analogRead(pinBat), 0, 1023, 0, 245); //Get the current raw Battery value. Permissible values are from 0v to 24.5v (245)
currentStatus.battery10 = ADC_FILTER(tempReading, ADCFILTER_BAT, currentStatus.battery10);
vvtControl(); vvtControl();
boostControl(); //Most boost tends to run at about 30Hz, so placing it here ensures a new target time is fetched frequently enough boostControl(); //Most boost tends to run at about 30Hz, so placing it here ensures a new target time is fetched frequently enough