lehrkraefte:blc:math:formi:stepper

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lehrkraefte:blc:math:formi:stepper [2017/01/22 09:39] – created Ivo Blöchligerlehrkraefte:blc:math:formi:stepper [2017/02/25 13:58] (current) – Ivo Blöchliger
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 +{{backlinks>.}}
 +===== Schrittmotor =====
 +Siehe http://42bots.com/tutorials/28byj-48-stepper-motor-with-uln2003-driver-and-arduino-uno/
  
 +==== Software ====
 +  * http://www.airspayce.com/mikem/arduino/AccelStepper/ (soll gut funktionieren, nicht getestet).
 +
 +
 +==== Eigener Code ====
 +<code c++ stepmotor28byh-48.ino>
 +#define PINA 8
 +#define PINB 9
 +#define PINC 10
 +#define PIND 11
 +
 +int pins[] = {PINA, PINB, PINC, PIND};
 +
 +void setup() {
 +  for (int i=0; i<4; i++) {
 +    pinMode(pins[i], OUTPUT);
 +  }
 +}
 +
 +void step(int s) {
 +  if (s<0 || s>7) {
 +    for (int i=0; i<4; i++) {
 +      digitalWrite(pins[i], LOW);
 +    }
 +  } else {
 +    int on = LOW;
 +    for (int i=0; i<4; i++) {
 +      if (i==s/2 || i==(s/2+s%2)%4) {
 +        on = HIGH;
 +      } else {
 +        on = LOW;
 +      }
 +      digitalWrite(pins[i], on);
 +    }  
 +  }
 +}
 +
 +int dly = 1;
 +
 +void loop() {
 +  for (int i=0; i<512; i++) {
 +    step(i % 8);
 +    delay(dly);
 +  }
 +  step(-1);
 +  delay(200);
 +  for (int i=511; i>0; i--) {
 +    step(i % 8);
 +    delay(dly);
 +  }
 +  step(-1);
 +  delay(500);
 +}
 +</code>