i try to make led high when enter 'on' in serial monitor and low when write 'off' i need to know why this code not operate int ledPin=13; char a[2] = {'o', 'n'}; char b[3] = {'o', 'f', 'f'}; char c[3] ; void setup () { Serial.begin(9600); pinMode(ledPin,OUTPUT); } void loop () { c[3] …

Serial.read more than letter

system May 6, 2013, 6:46pm 9

please can you post any code to help me because i try to understand readbytes but i can't

Sorry, try the Arduino homework helpline.

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