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int varRes=A1; int vars; int leds[]={6, 7, 8, 9, 10, 11, 12, 13}; int states=1; int now=0; void setup() { for (int i=0;i<8;i++) { pinMode(leds[i], OUTPUT); } } void loop() { allOff(); vars=map(analogRead(varRes), 0, 1023, -3, 3); if (vars > 0) { states=1; } else if (vars < 0) { states=-1; } else { states=0; } now+=states; if (now > 7) { now=0; } else if (now < 0) { now=7; } digitalWrite(leds[now], HIGH); delay(50*(4-abs(vars))); } void allOff() { for (int i=0;i<8;i++) { digitalWrite(leds[i], LOW); } } |