8 relay module not working on Arduino Mega and Uno but on Raspberry pi works without problems :(( Any ideas what could be wrong? I tried with external power, different codes and nothing.. While on raspberry pi it works only with USB power :frowning: Thanks

8 Relay module NOT WORKING

system August 7, 2016, 9:33am 2

Perhaps if you provided some details, people might be able to help.

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