7-세그먼트로 숫자 표시하기
void setup() {
pinMode(7, OUTPUT);
pinMode(8, OUTPUT);
pinMode(9, OUTPUT);
pinMode(10, OUTPUT);
pinMode(11, OUTPUT);
pinMode(12, OUTPUT);
pinMode(13, OUTPUT);
}
void loop() {
digitalWrite(7, 0);
digitalWrite(8, 1);
digitalWrite(9, 1);
digitalWrite(10, 1);
digitalWrite(11, 1);
digitalWrite(12, 1);
digitalWrite(13, 1);
}
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