아두이노 7 segment LED 디지털 튜브

●7 segment LED 디지털 튜브

- 7개의 작대기로 문자를 표시하는 LED디저털 튜브이다.

●0~9까지 표시하는 예제

#define ledA 7 #define ledB 8 #define ledC 2 #define ledD 3 #define ledE 4 #define ledF 6 #define ledG 5 void setup() {   pinMode(ledA, OUTPUT);   pinMode(ledB, OUTPUT);   pinMode(ledC, OUTPUT);   pinMode(ledD, OUTPUT);   pinMode(ledE, OUTPUT);   pinMode(ledF, OUTPUT);   pinMode(ledG, OUTPUT); } void loop() {   // 1   digitalWrite(ledD, LOW);   digitalWrite(ledE, LOW);   digitalWrite(ledF, LOW);   digitalWrite(ledG, LOW);   digitalWrite(ledA, LOW);   digitalWrite(ledB, HIGH);   digitalWrite(ledC, HIGH);   delay(1000);   // 2   digitalWrite(ledD, HIGH);   digitalWrite(ledE, HIGH);   digitalWrite(ledF, LOW);   digitalWrite(ledG, HIGH);   digitalWrite(ledA, HIGH);   digitalWrite(ledB, HIGH);   digitalWrite(ledC, LOW);   delay(1000);   // 3   digitalWrite(ledD, HIGH);   digitalWrite(ledE, LOW);   digitalWrite(ledF, LOW);   digitalWrite(ledG, HIGH);   digitalWrite(ledA, HIGH);   digitalWrite(ledB, HIGH);   digitalWrite(ledC, HIGH);   delay(1000);   // 4   digitalWrite(ledD, LOW);   digitalWrite(ledE, LOW);   digitalWrite(ledF, HIGH);   digitalWrite(ledG, HIGH);   digitalWrite(ledA, LOW);   digitalWrite(ledB, HIGH);   digitalWrite(ledC, HIGH);   delay(1000);   // 5   digitalWrite(ledD, HIGH);   digitalWrite(ledE, LOW);   digitalWrite(ledF, HIGH);   digitalWrite(ledG, HIGH);   digitalWrite(ledA, HIGH);   digitalWrite(ledB, LOW);   digitalWrite(ledC, HIGH);   delay(1000);   // 6   digitalWrite(ledD, HIGH);   digitalWrite(ledE, HIGH);   digitalWrite(ledF, HIGH);   digitalWrite(ledG, HIGH);   digitalWrite(ledA, HIGH);   digitalWrite(ledB, LOW);   digitalWrite(ledC, HIGH);   delay(1000);   // 7   digitalWrite(ledD, LOW);   digitalWrite(ledE, LOW);   digitalWrite(ledF, LOW);   digitalWrite(ledG, LOW);   digitalWrite(ledA, HIGH);   digitalWrite(ledB, HIGH);   digitalWrite(ledC, HIGH);   delay(1000);   // 8   digitalWrite(ledD, HIGH);   digitalWrite(ledE, HIGH);   digitalWrite(ledF, HIGH);   digitalWrite(ledG, HIGH);   digitalWrite(ledA, HIGH);   digitalWrite(ledB, HIGH);   digitalWrite(ledC, HIGH);   delay(1000);   // 9   digitalWrite(ledD, HIGH);   digitalWrite(ledE, LOW);   digitalWrite(ledF, HIGH);   digitalWrite(ledG, HIGH);   digitalWrite(ledA, HIGH);   digitalWrite(ledB, HIGH);   digitalWrite(ledC, HIGH);   delay(1000);   // 0   digitalWrite(ledD, HIGH);   digitalWrite(ledE, HIGH);   digitalWrite(ledF, HIGH);   digitalWrite(ledG, LOW);   digitalWrite(ledA, HIGH);   digitalWrite(ledB, HIGH);   digitalWrite(ledC, HIGH);   delay(1000);    }