Slide Switch Reference
SPDT (single-pole, double-throw) slide switch. Click the switch on the canvas to toggle it.
Pin names
| Name | Description |
|---|---|
| 1 | Pin 1 (left position) |
| 2 | Common — connects to pin 1 or pin 3 depending on switch position |
| 3 | Pin 3 (right position) |
Attributes
This component has no configurable attributes.
Usage
Wire pin 1 to GND, pin 3 to 5V, and the Common pin to a GPIO configured as
INPUT. The GPIO reads LOW or HIGH depending on which side the switch is set to.
const int SW = 4;
void setup() {
pinMode(SW, INPUT);
Serial.begin(9600);
}
void loop() {
int state = digitalRead(SW);
Serial.println(state == HIGH ? "Switch: ON" : "Switch: OFF");
delay(300);
}Examples
| Description | Attrs |
|---|---|
| Default switch | {} |
See also
- Pushbutton — momentary press instead of a maintained position
- DIP Switch 8 — eight slide switches in one package