diff options
Diffstat (limited to 'code/debug/motors/base_drive/src/main.cpp')
| -rw-r--r-- | code/debug/motors/base_drive/src/main.cpp | 233 |
1 files changed, 0 insertions, 233 deletions
diff --git a/code/debug/motors/base_drive/src/main.cpp b/code/debug/motors/base_drive/src/main.cpp deleted file mode 100644 index 1130afe..0000000 --- a/code/debug/motors/base_drive/src/main.cpp +++ /dev/null @@ -1,233 +0,0 @@ - -//motor: https://www.pololu.com/product/4861 -//motor driver: https://www.pololu.com/product/2997 - -//Create the timers -IntervalTimer pwm_timer; -IntervalTimer enc_timer; - -//define the pins -//If the motors are spinning incorectly, change pins not the drive function. -int led = 13; - -int m1enA = 6; -int m1enB = 5; -int m1pwm1 = 4; -int m1pwm2 = 3; -int m1encoA = 32; -int m1encoB = 31; - -int m2enA = 12; -int m2enB = 11; -int m2pwm1 = 9; -int m2pwm2 = 10; -int m2encoA = 30; -int m2encoB = 29; - -int m3enA = 27; -int m3enB = 26; -int m3pwm1 = 24; -int m3pwm2 = 25; -int m3encoA = 28; -int m3encoB = 23; - -//PWM variables -int pwmacc = 100; //how accurate the PWM is, means you can enter value from 0 to the value of pwmacc -int PWMval1 = 0; //value of the PWM1, means you can enter value from 0 to the value of pwmacc - -//encoder variables -const int refreshrate = 50; //refresh rate of the encoder -volatile long oneENCcount = 0; //the amount of pulses from motor one encoder - -double ONErpm = 0.00; //the amount of revolutions motor one makes per minute - - - -void setup() { - pinMode(m1enA, OUTPUT); - pinMode(m1enB, OUTPUT); - pinMode(m1pwm1, OUTPUT); - pinMode(m1pwm2, OUTPUT); - - pwm_timer.begin(updatePWM, refreshrate); //speed at wich PWM is updated PWM - enc_timer.begin(enc_refr, 50); //refresh rate of the encoder - - attachInterrupt(digitalPinToInterrupt(m1encoA), AoneIRS, CHANGE); //calls void AoneIRS if there is a change of the stare of m1encoA - attachInterrupt(digitalPinToInterrupt(m1encoB), BoneIRS, CHANGE); //ditto - - Serial.begin(9600); - Serial.print("start"); - SetTunings(1, 1, 1); - -} - -void updatePWM() { - int counter1 = 0; - //PWM one - //if the entered valvue is less the zero set it to zero, because lower that zero is not posible - if (PWMval1 < 0) { - PWMval1 = 0; - } - //if the enterd value is higher than the maximum posible value, set it to max. - if (PWMval1 > pwmacc) { - PWMval1 = pwmacc; - } - //check if the counter has passed the PWM value, and turn of the motor based on that. - if (counter1 < PWMval1) { - digitalWrite(m1enA, HIGH); - } else { - digitalWrite(m1enA, LOW); - } - counter1++; - - if (counter1 >= pwmacc) { - counter1 = 0; - } -} - -void AoneIRS(){ - oneENCcount++; //adds one to the count -} -void BoneIRS(){ - oneENCcount++; //dieselbe -} - -void enc_refr(){ - //calculate RPM. It gets updated 48 times per rotation. - ONErpm = (oneENCcount/48.00) * (60000000.00 / refreshrate); - //reset the counting to zero for next cycle. - oneENCcount = 0; -} -void PID(int speed){ - Serial.println(ONErpm); - PWMval1 = Compute(); //enter output from PID algorith here - digitalWrite(m1enB, LOW); - digitalWrite(m1pwm1, HIGH); - digitalWrite(m1pwm2, LOW); -} - -/*working variables*/ -unsigned long lastTime; -double Input, Output, Setpoint; -double errSum, lastErr; -double kp, ki, kd; -int Compute() -{ - Input = ONErpm; - /*How long since we last calculated*/ - unsigned long now = millis(); - double timeChange = (double)(now - lastTime); - - /*Compute all the working error variables*/ - double error = Setpoint - Input; - errSum += (error * timeChange); - double dErr = (error - lastErr) / timeChange; - -/*Compute PID Output*/ - -/*Remember some variables for next time*/ - lastErr = error; - lastTime = now; - return kp * error + ki * errSum + kd * dErr; -} - -void SetTunings(double Kp, double Ki, double Kd) -{ -kp = Kp; -ki = Ki; -kd = Kd; -} - -//the loop routine runs over and over again forever: -void loop() { - drive(50, 0); //speed value between 0-100 - //Serial.println("Motor one is at: " + ONErpm + " RPM."); - delay(50); -} - -void drive(int speed, int direction){ - // - // Direction............|.Motor 1.|.Motor 2.|.Motor 3. - // 0deg(forward)........|....0....|....-....|....+.... - // 60deg................|....+....|....-....|....0.... - // 120deg...............|....+....|....0....|....-.... - // 180 deg (backward)...|....0....|....+....|....-.... - // 240 deg..............|....-....|....+....|....0.... - // 300 deg..............|....-....|....0....|....+.... - // - - digitalWrite(m1enA, HIGH); - digitalWrite(m2enA, HIGH); - digitalWrite(m3enA, HIGH); - digitalWrite(m1enB, LOW); - digitalWrite(m2enB, LOW); - digitalWrite(m3enB, LOW); - Serial.println("debug2"); - Serial.println(direction); - if(direction>330 || direction<=30){ - //0 deg - digitalWrite(m1pwm1, HIGH); - digitalWrite(m1pwm2, LOW); - - digitalWrite(m2pwm1, LOW); - digitalWrite(m2pwm2, LOW); - - digitalWrite(m3pwm1, HIGH); - digitalWrite(m3pwm2, LOW); - Serial.println("0 deg"); - }else if (direction>30 && direction <= 90){ - //60 deg - Serial.println("60deg"); - digitalWrite(m1pwm1, LOW); - digitalWrite(m1pwm2, LOW); - - digitalWrite(m2pwm1, LOW); - digitalWrite(m2pwm2, HIGH); - - digitalWrite(m3pwm1, LOW); - digitalWrite(m3pwm2, HIGH); - }else if (direction>90 && direction <= 150){ - //120 deg - Serial.println("120 deg"); - digitalWrite(m1pwm1, HIGH); - digitalWrite(m1pwm2, LOW); - digitalWrite(m2pwm1, HIGH); - digitalWrite(m2pwm2, LOW); - digitalWrite(m3pwm1, LOW); - digitalWrite(m3pwm2, LOW); - }else if (direction > 150 && direction <= 210) { - //180 degrees - Serial.println("on 180"); - digitalWrite(m1pwm1, LOW); - digitalWrite(m1pwm2, HIGH); - - digitalWrite(m2pwm1, LOW); - digitalWrite(m2pwm2, LOW); - - digitalWrite(m3pwm1, LOW); - digitalWrite(m3pwm2, HIGH); - }else if (direction > 210 && direction <= 270) { - //240 degrees - digitalWrite(m1pwm1, LOW); - digitalWrite(m1pwm2, LOW); - - digitalWrite(m2pwm1, HIGH); - digitalWrite(m2pwm2, LOW); - - digitalWrite(m3pwm1, LOW); - digitalWrite(m3pwm2, HIGH); - }else if (direction > 270 && direction <= 330) { - //300 degrees - digitalWrite(m1pwm1, HIGH); - digitalWrite(m1pwm2, LOW); - - digitalWrite(m2pwm1, HIGH); - digitalWrite(m2pwm2, LOW); - - Serial.println("300deg"); - digitalWrite(m3pwm1, LOW); - digitalWrite(m3pwm2, LOW); - }else{ - Serial.println("how?"); - } -} |
