Here is the schematic and details for creating one channel relay module. It would be capable of driving both DC and AC current when appropriate relay is used. We can connect output pin of most of microcontrollers including Arduino to control it.
Here is the schematic and details for creating one channel relay module. It would be capable of driving both DC and AC current when appropriate relay is used. We can connect output pin of most of microcontrollers including Arduino to control it.