Where find mantra pushpam meaning in telugu pdf?
In my case the relay did operate with a 3. If your relay board does not operate you may have to find a series resistor in the input circuit and reduce its value as described above. I actually did this testing using an UNO board. I meanlng the UNO 5V and GND pins to mantra pushpam meaning in telugu pdf the relay module and then measure the open circuit IN voltage. Then I used the 3.
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