Arduino 4 channel on-off (toggle) switch
Arduino based 4 channel toggle switch using 4 relays, 4 tactile switches, an Arduino Nano, the circuit required 12V DC, the relay can handle load up to 7Amps 230V DC or 7Amps/30V DC. Download Arduino Code Download PDF Schematic Download Code>>>> Github ARDUINO CODE //Buttons int SWITCH1 = A3; int SWITCH2 = A4; int SWITCH3 = A5; int SWITCH4
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