// rotate
// sequence		1	2	3	4	5	6	7	8
// 5:Red		G	G	G	G	G	G	G	G
//
// 4:Orange		H	H	-	-	-	-	-	H
// 3:Yellow		-	H	H	H	-	-	-	-
// 2:Pink		-	-	-	H	H	H	-	-
// 1:Blue		-	-	-	-	-	H	H	H

#define IN1_PIN		5		//IN1-OUT1-4 Orange
#define IN2_PIN		4		//IN2-OUT2-3 Yellow
#define IN3_PIN		3		//IN3-OUT3-2 Pink
#define IN4_PIN		2		//IN4-OUT4-1 Blue

void setup() {
	pinMode(IN1_PIN, OUTPUT);
	pinMode(IN2_PIN, OUTPUT);
	pinMode(IN3_PIN, OUTPUT);
	pinMode(IN4_PIN, OUTPUT);

	digitalWrite(IN1_PIN, LOW);
	digitalWrite(IN2_PIN, LOW);
	digitalWrite(IN3_PIN, LOW);
	digitalWrite(IN4_PIN, LOW);
}

void loop() {
	for(int n = 0; n < 7; n++) {	//正回転（時計回り）
		motorOutput(n);
		delay(5);					//5ms
	}
}

void motorOutput(int sequence) {
	switch(sequence) {
	case 0:
		digitalWrite(IN1_PIN, HIGH);
		digitalWrite(IN2_PIN, LOW);
		digitalWrite(IN3_PIN, LOW);
		digitalWrite(IN4_PIN, LOW);
		break;
	case 1:
		digitalWrite(IN1_PIN, HIGH);
		digitalWrite(IN2_PIN, HIGH);
		digitalWrite(IN3_PIN, LOW);
		digitalWrite(IN4_PIN, LOW);
		break;
	case 2:
		digitalWrite(IN1_PIN, LOW);
		digitalWrite(IN2_PIN, HIGH);
		digitalWrite(IN3_PIN, LOW);
		digitalWrite(IN4_PIN, LOW);
		break;
	case 3:
		digitalWrite(IN1_PIN, LOW);
		digitalWrite(IN2_PIN, HIGH);
		digitalWrite(IN3_PIN, HIGH);
		digitalWrite(IN4_PIN, LOW);
		break;
	case 4:
		digitalWrite(IN1_PIN, LOW);
		digitalWrite(IN2_PIN, LOW);
		digitalWrite(IN3_PIN, HIGH);
		digitalWrite(IN4_PIN, LOW);
		break;
	case 5:
		digitalWrite(IN1_PIN, LOW);
		digitalWrite(IN2_PIN, LOW);
		digitalWrite(IN3_PIN, HIGH);
		digitalWrite(IN4_PIN, HIGH);
		break;
	case 6:
		digitalWrite(IN1_PIN, LOW);
		digitalWrite(IN2_PIN, LOW);
		digitalWrite(IN3_PIN, LOW);
		digitalWrite(IN4_PIN, HIGH);
		break;
	case 7:
		digitalWrite(IN1_PIN, HIGH);
		digitalWrite(IN2_PIN, LOW);
		digitalWrite(IN3_PIN, LOW);
		digitalWrite(IN4_PIN, HIGH);
		break;
	}
}