Logical pinout · physical placement not verified

VCC1
Module supply pin. DFRobot SEN0386 wiki pinout maps WT61PC VCC to Arduino UNO 5V/3V; specification states 3.3V~5V supply.
Type · PowerVoltage · 3.3V to 5V
RXD2
TTL serial receive pin on the WT61PC/SEN0386 module. DFRobot wiki pinout maps RXD to Arduino UNO D11 in the example wiring.
Type · UARTVoltage · TTL logic, module powered at 3.3V to 5V
TXD3
TTL serial transmit pin on the WT61PC/SEN0386 module. DFRobot wiki pinout maps TXD to Arduino UNO D10 in the example wiring.
Type · UARTVoltage · TTL logic, module powered at 3.3V to 5V
GND4
Ground reference. DFRobot wiki pinout maps WT61PC GND to Arduino UNO GND.
Type · GroundVoltage · 0V

Pin	Position	Type	Function	Voltage
VCC	1	Power	Module supply pin. DFRobot SEN0386 wiki pinout maps WT61PC VCC to Arduino UNO 5V/3V; specification states 3.3V~5V supply.	3.3V to 5V
RXD	2	UART	TTL serial receive pin on the WT61PC/SEN0386 module. DFRobot wiki pinout maps RXD to Arduino UNO D11 in the example wiring.	TTL logic, module powered at 3.3V to 5V
TXD	3	UART	TTL serial transmit pin on the WT61PC/SEN0386 module. DFRobot wiki pinout maps TXD to Arduino UNO D10 in the example wiring.	TTL logic, module powered at 3.3V to 5V
GND	4	Ground	Ground reference. DFRobot wiki pinout maps WT61PC GND to Arduino UNO GND.	0V

Logical pinout · physical placement not verified

Pin details

4 connections

VCC
Module supply pin. DFRobot SEN0386 wiki pinout maps WT61PC VCC to Arduino UNO 5V/3V; specification states 3.3V~5V supply.
PowerVoltage · 3.3V to 5V
1
RXD
TTL serial receive pin on the WT61PC/SEN0386 module. DFRobot wiki pinout maps RXD to Arduino UNO D11 in the example wiring.
UARTVoltage · TTL logic, module powered at 3.3V to 5V
2
TXD
TTL serial transmit pin on the WT61PC/SEN0386 module. DFRobot wiki pinout maps TXD to Arduino UNO D10 in the example wiring.
UARTVoltage · TTL logic, module powered at 3.3V to 5V
3
GND
Ground reference. DFRobot wiki pinout maps WT61PC GND to Arduino UNO GND.
GroundVoltage · 0V
4

Start wiring

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

Confirm the data interface matches your host board.

Module pins: VCC, GND, RXD, TXD. Schematik maps them to your board in the app.

IMU & motion

88 other options

Analog accelerometers, 6-DoF accel/gyro chips, 9-DoF combos, on-chip-fusion IMUs and standalone magnetometers — about 90 listings from the ADXL335 to the ICM-20948.

View all 88

Related groups

4 groups

Biometrics

UART/I2C fingerprint modules, MAX30102 PPG breakouts, and analog ECG/EMG front-ends for access control and hobby biometric sensing.

Sensors · Biometric sensors · 26 parts

Cameras

Pi CSI modules, USB cameras, MCU-class OV2640/OV5640 boards, on-camera AI like HuskyLens and OpenMV, and thermal or ToF imagers — over 130 listings across very different pipelines.

Sensors · Cameras & vision · 141 parts

Power monitors

INA-series I2C monitors, Hall-effect sensors like the ACS723 and Gravity 20A/50A boards, and non-invasive CT clamps for everything from 3.3V rail telemetry to mains current sensing.

Sensors · Current & voltage · 25 parts

Distance sensors

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.

Sensors · Distance sensors · 177 parts