14 lines
259 B
C++
14 lines
259 B
C++
void setup() {
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pinMode(A7, INPUT_PULLUP);
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pinMode(2, INPUT_PULLUP);
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for (int i = 0; i < 8; i++) {
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pinMode(22 + i, OUTPUT);
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digitalWrite(22 + i, HIGH);
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}
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Serial.begin(115200);
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}
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void loop() {
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Serial.println(digitalRead(2));
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delay(100);
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} |