hi EZ,
Look at this image, do the resistance check. [ module NOT powered]
Also when powered ON, [ with no external connection to the Vi/Trig pin] what voltage do you measure on Pin 2 of the 555.
E
Look at this image, do the resistance check. [ module NOT powered]
Also when powered ON, [ with no external connection to the Vi/Trig pin] what voltage do you measure on Pin 2 of the 555.
E
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