mmWave Radar 24GHz Human Presence Detection Sensor (9m)

24GHz FMCW mmWave radar detecting human presence (both motion and stillness) up to 9m via serial (115200 baud) or I/O. Operates 3.6–5V at 90mA; 100×40° beam angle, -40 to 85°C range.

UART TxOfficial table 2 row 1
Sensor UART Transmiting
Type · uart
UART RxOfficial table 2 row 2
Sensor UART Receiving
Type · power
GPIO1Official table 2 row 3
Universal Input and Output
Type · digital io
GPIO2Official table 2 row 4
Universal Input and Output(By default, it outputs high when people presence detected, otherwise, output low)
Type · digital io
GNDOfficial table 2 row 5
Ground

Start wiring

Analog · I2C · UART · 3.3 – 5 V · Breakout

Verify supply voltage and logic levels before powering up.

Module pins: UART Rx, VCC, GND, UART Tx. Schematik maps them to your board in the app.

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60 other options

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