BS612 compact PIR motion sensor with snap-on lens, 3.3V supply, configurable sensitivity, output-enable, and adjustable on-time. Six-pin footprint with direct GPIO output.
Pin #1 SENSE. Adafruit product page says connect SENSE to ground for most sensitive mode. Source: https://www.adafruit.com/product/5578
Pin #2 OEN. Output enable; Adafruit says connect to 3.3V to enable output. Source: https://www.adafruit.com/product/5578
Pin #3 VSS ground. Source: https://www.adafruit.com/product/5578
Pin #4 VDD supply. Source: https://www.adafruit.com/product/5578
Pin #5 REL digital motion signal output. Adafruit says check signal on pin #5 REL and output is 3.3V high/low. Source: https://www.adafruit.com/product/5578
Pin #6 ONTIME. Timing control; Adafruit says ground gives about 2 seconds, VDD gives up to one hour via resistor divider. Source: https://www.adafruit.com/product/5578
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| SENSE | pin-1 | Control | Pin #1 SENSE. Adafruit product page says connect SENSE to ground for most sensitive mode. Source: https://www.adafruit.com/product/5578 | 0V to VDD sensitivity reference per product page/datasheet note |
| OEN | pin-2 | Control | Pin #2 OEN. Output enable; Adafruit says connect to 3.3V to enable output. Source: https://www.adafruit.com/product/5578 | 3.3V enable |
| VSS | pin-3 | Ground | Pin #3 VSS ground. Source: https://www.adafruit.com/product/5578 | 0V |
| VDD | pin-4 | Power | Pin #4 VDD supply. Source: https://www.adafruit.com/product/5578 | 3.3V |
| REL | pin-5 | GPIO | Pin #5 REL digital motion signal output. Adafruit says check signal on pin #5 REL and output is 3.3V high/low. Source: https://www.adafruit.com/product/5578 | 3.3V logic high/low |
| ONTIME | pin-6 | Control | Pin #6 ONTIME. Timing control; Adafruit says ground gives about 2 seconds, VDD gives up to one hour via resistor divider. Source: https://www.adafruit.com/product/5578 | 0V to VDD timing control |
Pin #1 SENSE. Adafruit product page says connect SENSE to ground for most sensitive mode. Source: https://www.adafruit.com/product/5578
Pin #2 OEN. Output enable; Adafruit says connect to 3.3V to enable output. Source: https://www.adafruit.com/product/5578
Pin #3 VSS ground. Source: https://www.adafruit.com/product/5578
Pin #4 VDD supply. Source: https://www.adafruit.com/product/5578
Pin #5 REL digital motion signal output. Adafruit says check signal on pin #5 REL and output is 3.3V high/low. Source: https://www.adafruit.com/product/5578
Pin #6 ONTIME. Timing control; Adafruit says ground gives about 2 seconds, VDD gives up to one hour via resistor divider. Source: https://www.adafruit.com/product/5578
Analog · I2C · UART · 3.3 – 5 V · Breakout
Verify supply voltage and logic levels before powering up.
Module pins: VDD, VSS. Schematik maps them to your board in the app.
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