아두이노로 FND 6자리 출력하기

데이터 핀은 13~6번까지 총 8개를, FND 선택 핀은 5~0번까지 총 6개를 연결한 상태다

 

	uint8_t aFndData[16] = {0x3F, 0x06, 0x5B, 0x4F, 0x66, 0x6D, 0x7D, 0x27,
	0x7F, 0x6F, 0x77, 0x7C, 0x39, 0x5E, 0x79, 0x71};
	uint8_t aFndSelData[6] = {0x3E, 0x3D, 0x3B, 0x37, 0x2F, 0x1F};
	int aPinFndData[8] = {13, 12, 11, 10, 9, 8, 7, 6};
	int aPinFndSel[6] = {5, 4, 3, 2, 1, 0};
	void setup() {
	// put your setup code here, to run once:
	for(int i=0; i<8; i++) {
	pinMode(aPinFndData[i], OUTPUT);
	}
	for(int i=0; i<6; i++) {
	pinMode(aPinFndSel[i], OUTPUT);
	}
	}
	void loop() {
	for(int k=0; k<6; k++) {
	fndSelOut(aFndSelData[k]);
	for(int i=0; i<16; i++) {
	fndDataOut(aFndData[i]);
	delay(200);
	}
	}
	}
	void fndDataOut(uint8_t data) {
	for(int i=0; i<8; i++) {
	digitalWrite(aPinFndData[i], (data >> i) & 0x01);
	}
	}
	void fndSelOut(uint8_t data) {
	for(int i=0; i<6; i++) {
	digitalWrite(aPinFndSel[i], (data >> i) & 0x01);
	}
	}

view raw fnd.c hosted with ❤ by GitHub

 

입력값을 정해서 내보내는 경우

 

	uint8_t aFndData[16] = {0x3F, 0x06, 0x5B, 0x4F, 0x66, 0x6D, 0x7D, 0x27,
	0x7F, 0x6F, 0x77, 0x7C, 0x39, 0x5E, 0x79, 0x71};
	uint8_t aFndSelData[6] = {0x3E, 0x3D, 0x3B, 0x37, 0x2F, 0x1F};
	int aPinFndData[8] = {13, 12, 11, 10, 9, 8, 7, 6};
	int aPinFndSel[6] = {5, 4, 3, 2, 1, 0};
	void setup() {
	// put your setup code here, to run once:
	for(int i=0; i<8; i++) {
	pinMode(aPinFndData[i], OUTPUT);
	}
	for(int i=0; i<6; i++) {
	pinMode(aPinFndSel[i], OUTPUT);
	}
	}
	void loop() {
	int aFndNum[6] = {0, 1, 3, 5, 7, 9};
	for(int k=0; k<6; k++) {
	fndSelOut(aFndSelData[k]);
	fndDataOut(aFndData[aFndNum[k]]);
	delay(2);
	}
	}
	void fndDataOut(uint8_t data) {
	for(int i=0; i<8; i++) {
	digitalWrite(aPinFndData[i], (data >> i) & 0x01);
	}
	}
	void fndSelOut(uint8_t data) {
	for(int i=0; i<6; i++) {
	digitalWrite(aPinFndSel[i], (data >> i) & 0x01);
	}
	}

view raw fnd.c hosted with ❤ by GitHub