arduino+L298N驱动两相四线（五线）步进电机 int Pin0 = 8; int Pin1 = 9; int Pin2 = 10; int Pin3 = 11; int _step =0 ; boolean dir; //= -1;正反转 int stepperSpeed = 20;//电机转速,1ms一步 void setup() { pinMode(Pin0, OUTPUT); pinMode(Pin1, OUTPUT); pinMode(Pin2, OUTPUT); pinMode(Pin3, OUTPUT); pinMode(4,INPUT); } void loop() { if(digitalRead(4)) { up(); }else{ down(); } } void down() { switch(_step){ case 0: //stepperSpeed++; digitalWrite(Pin0, LOW); digitalWrite(Pin1, LOW); digitalWrite(Pin2, LOW); digitalWrite(Pin3, HIGH);//32A break; case 1: digitalWrite(Pin0, LOW); digitalWrite(Pin1, HIGH);//10B digitalWrite(Pin2, LOW); digitalWrite(Pin3, HIGH); break; case 2: digitalWrite(Pin0, LOW); digitalWrite(Pin1, HIGH); digitalWrite(Pin2, LOW); digitalWrite(Pin3, LOW); break; case 3: digitalWrite(Pin0, LOW); digitalWrite(Pin1, HIGH); digitalWrite(Pin2, HIGH); digitalWrite(Pin3, LOW); break; case 4: digitalWrite(Pin0, LOW); digitalWrite(Pin1, LOW); digitalWrite(Pin2, HIGH); digitalWrite(Pin3, LOW); break; case 5: digitalWrite(Pin0, HIGH); digitalWrite(Pin1, LOW); digitalWrite(Pin2, HIGH); digitalWrite(Pin3, LOW); break; case 6: digitalWrite(Pin0, HIGH); digitalWrite(Pin1, LOW); digitalWrite(Pin2, LOW); digitalWrite(Pin3, LOW); break; case 7: digitalWrite(Pin0, HIGH); digitalWrite(Pin1, LOW); digitalWrite(Pin2, LOW); digitalWrite(Pin3, HIGH); break; default: digitalWrite(Pin0, LOW); digitalWrite(Pin1, LOW); digitalWrite(Pin2, LOW); digitalWrite(Pin3, LOW); break; } _step++; if(_step>7){ _step=0; } delay(stepperSpeed); } void up() { switch(_step){ case 0: //stepperSpeed++; digitalWrite(Pin0, HIGH); digitalWrite(Pin1, LOW); digitalWrite(Pin2, LOW); digitalWrite(Pin3, LOW);//32A break; case 1: digitalWrite(Pin0, HIGH); digitalWrite(Pin1, LOW);//10B digitalWrite(Pin2, HIGH); digitalWrite(Pin3, LOW); break; case 2: digitalWrite(Pin0, LOW); digitalWrite(Pin1, LOW); digitalWrite(Pin2, HIGH); digitalWrite(Pin3, LOW); break; case 3: digitalWrite(Pin0, LOW); digitalWrite(Pin1, HIGH); digitalWrite(Pin2, HIGH); digitalWrite(Pin3, LOW); break; case 4: digitalWrite(Pin0, LOW); digitalWrite(Pin1, HIGH); digitalWrite(Pin2, LOW); digitalWrite(Pin3, LOW); break; case 5: digitalWrite(Pin0, LOW); digitalWrite(Pin1, HIGH); digitalWrite(Pin2, LOW); digitalWrite(Pin3, HIGH); break; case 6: digitalWrite(Pin0, LOW); digitalWrite(Pin1, LOW); digitalWrite(Pin2, LOW); digitalWrite(Pin3, HIGH); break; case 7: digitalWrite(Pin0, HIGH); digitalWrite(Pin1, LOW); digitalWrite(Pin2, LOW); digitalWrite(Pin3, HIGH); break; default: digitalWrite(Pin0, LOW); digitalWrite(Pin1, LOW); digitalWrite(Pin2, LOW); digitalWrite(Pin3, LOW); break; } _step++; if(_step>7){ _step=0; } delay(stepperSpeed); }
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