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int leds1=6; int leds2=11; int btnUp=5; int btnDown=4; int i; void setup() { pinMode(btnUp, INPUT); pinMode(btnDown, INPUT); } void loop() { if (digitalRead(btnUp)) { i++; if (i>255) { i=255; } } if (digitalRead(btnDown)) { i--; if (i<0) { i=0; } } analogWrite(leds1, i); analogWrite(leds2, 255-i); delay(10); } |