1PCS NEW Key Switch Module For Arduino AVR PIC MEGA2560 Breadboard
1,19 €
The access number 3 button switch sensor interfaces, when the key switch sensor senses a key signal, LED lights, otherwise off. int buttonpin=3 // Define the key switch sensor interface. if(val==HIGH)// When the key switch test the sensor detects a signal, LED flashes.
Jetzt bei Ebay: