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- int i=0;
- void setup() {
- pinMode(8, INPUT);
- pinMode(7, INPUT);
- pinMode(3, OUTPUT);
- }
- void loop() {
- if(digitalRead(8)==HIGH) {
- i=i+10;
- if(i>255) i=255;
- }
- if(digitalRead(7)==HIGH) {
- i=i-10;
- if(i<0) i=0;
- }
- analogWrite(3, i);
- delay(100);
- }
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