Hello! Yesterday a wrote a code to my arduino ethernet board and everything works fine. But today all of analog pin get a horrible value... void setup() { Serial.begin(9600); } void loop() { Serial.println(analogRead(0)); delay(250); } The result always between 1023 and 940.. I don't know…

Brand New Arduino Ethernet Analog Pins

myDunio September 17, 2013, 8:52am 12

Ok thank you for the adveices, I will coretct the fails, but now i don't know how can I measure the 0 volt (standby state of alarm zone response led)

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