mmWave - 24GHz Human Presence Sensing Module (6 Meters)

mmWave - 24GHz Human Presence Sensing Module (6 Meters) — DFRobot — SEN0557

24 GHz FMCW radar detecting human presence at 0.75–6 m range; 5–12 V supply, UART or GPIO (3.3 V logic) output, ±60° detection angle. Unaffected by temperature, light, or humidity; 30 cm blind zone directly in front of the module.

Pinout

Logical pinout · physical placement not verified
MMWAVE - 24GHZ HUMAN POUTGNDUART_TxVCCUART_Rx
  • OUT1
    Type · Signal
  • UART_Tx2
    Type · Signal
  • UART_Rx3
    Type · Signal
  • GND4
    Type · Ground
  • VCC5
    Type · Power

Start wiring

I2C · SPI · Single data line · 3.3 – 5 V · Breakout

Pimoroni describes its VL53L1X breakout as a compact time-of-flight distance sensor with I²C address 0x29, 4–400 cm range, 27° field of v…

Module pins: VCC, GND, OUT, UART_Tx, UART_Rx. Schematik maps them to your board in the app.

Distance sensors

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About 180 listings spanning VL53-series ToF breakouts, HC-SR04 and MaxSonar ultrasonics, 360° triangulation LiDARs, IR proximity sensors, 24GHz mmWave presence detection and laser break-beam sensors.

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