Am newbie to Arduino I have 2 Relay Module opto isolated and Arduino UNO i have written simple program to control relay i have connected vcc to 5v from arduino and GND TO GND from arduino also JD-VCC and vcc are short circuits. My problem is Led from relay works fine but my relay coil is not energiz…

Arduino and 2 Relay Module

khalidoos October 6, 2018, 1:08pm 6

okay i will send but i need time

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