Hi all... i need some small help and also an idea on how to write the code for the following condition. i want something like: i want to give a delay of 5 seconds and just want to check if the any key is presses from keypad within this 5 seconds. if it is pressed then go for GREEN LED or else if any key is not pressed within this 5 seconds they go for RED LED. can anybody please give me an idea on how can i do it....
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