I did some coding yesterday, and left the program working. When I load it up today, I get the error (see title), when I am simply declaring A1 as an input. void setup(){ Serial.begin(9600); pinMode(A0, INPUT); pinMode(A1, INPUT); pinMode(A2, INPUT); pinMode(A3, INPUT); pinMode(A4, INPU…

'A1' was not declared in this scope

TomGeorge April 28, 2018, 12:46pm 2

Hi,
Can you please post your complete code?

Also a copy of the error message.

Thanks.. Tom..

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