Seeed Studio MR60BHA1 60GHz mmWave Respiratory and Heartbeat Detection Module
60GHz FMCW radar module for contactless human-presence, breathing-rate, heart-rate, and sleep-status sensing. Communicates over UART and exposes two GPIO signals plus SWD debug pins. Official Seeed orderable SKU: 101990886.
Pinout
- 5Vpin 1
Module power input
Type · PowerVoltage · 5V - GNDpin 2
Ground reference
Type · GroundVoltage · 0V - RXpin 3
UART receive into the module
Type · UART - TXpin 4
UART transmit from the module
Type · UART - GPIO1pin 5
General-purpose digital I/O 1
Type · GPIO - GPIO2pin 6
General-purpose digital I/O 2
Type · GPIO - SWDIOpin 7
Serial Wire Debug data
Type · Unknown - SWCLKpin 8
Serial Wire Debug clock
Type · Unknown
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| 5V | pin 1 | Power | Module power input | 5V |
| GND | pin 2 | Ground | Ground reference | 0V |
| RX | pin 3 | UART | UART receive into the module | |
| TX | pin 4 | UART | UART transmit from the module | |
| GPIO1 | pin 5 | GPIO | General-purpose digital I/O 1 | |
| GPIO2 | pin 6 | GPIO | General-purpose digital I/O 2 | |
| SWDIO | pin 7 | Unknown | Serial Wire Debug data | |
| SWCLK | pin 8 | Unknown | Serial Wire Debug clock |
Pin details
8 connections- 5Vpin 1
Module power input
PowerVoltage · 5V - GNDpin 2
Ground reference
GroundVoltage · 0V - RXpin 3
UART receive into the module
UART - TXpin 4
UART transmit from the module
UART - GPIO1pin 5
General-purpose digital I/O 1
GPIO - GPIO2pin 6
General-purpose digital I/O 2
GPIO - SWDIOpin 7
Serial Wire Debug data
Unknown - SWCLKpin 8
Serial Wire Debug clock
Unknown
Start wiring
UART · I2C · Analog · 3.3 – 5 V · Breakout
Verify supply voltage and logic levels before powering up.
Module pins: 5V, GND, RX, TX, GPIO1, GPIO2. Schematik maps them to your board in the app.
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