Breadboard-Friendly Mini PIR Motion Sensor with 3-Pin Header
Self-contained miniature PIR motion sensor with 3-pin header for breadboard or perfboard use. Needs only power and ground; detects motion to ~5m.
Pinout
- GND1
Pin #1 ground. Adafruit product page says there is a tiny minus sign next to this pin.
Type · Ground - OUT2
Pin #2 output signal. Adafruit product page says the output goes high when motion is detected and stays high for about 2 seconds.
Type · SignalVoltage · Digital output is 3.3V high/low, per Adafruit product page. - VCC3
Pin #3 power. Adafruit product page says there is a tiny plus sign next to this pin and the module has an onboard regulator.
Type · PowerVoltage · Power from 3 to 12V DC, per Adafruit product page.
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| GND | 1 | Ground | Pin #1 ground. Adafruit product page says there is a tiny minus sign next to this pin. | |
| OUT | 2 | Signal | Pin #2 output signal. Adafruit product page says the output goes high when motion is detected and stays high for about 2 seconds. | Digital output is 3.3V high/low, per Adafruit product page. |
| VCC | 3 | Power | Pin #3 power. Adafruit product page says there is a tiny plus sign next to this pin and the module has an onboard regulator. | Power from 3 to 12V DC, per Adafruit product page. |
Pin details
3 connections- GND1
Pin #1 ground. Adafruit product page says there is a tiny minus sign next to this pin.
Ground - OUT2
Pin #2 output signal. Adafruit product page says the output goes high when motion is detected and stays high for about 2 seconds.
SignalVoltage · Digital output is 3.3V high/low, per Adafruit product page. - VCC3
Pin #3 power. Adafruit product page says there is a tiny plus sign next to this pin and the module has an onboard regulator.
PowerVoltage · Power from 3 to 12V DC, per Adafruit product page.
Start wiring
Analog · I2C · UART · 3.3 – 5 V · Breakout
Verify supply voltage and logic levels before powering up.
Module pins: VCC, GND, OUT. Schematik maps them to your board in the app.
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