Grove - 4-Digit Display

Availability

In stock

Grove 4-digit 7-segment display driven by a TM1637 controller, reducing control to 2 digital pins. Supports digit content and luminance control; compatible with Arduino and Seeeduino.

Logical pinout · physical placement not verified

VCC
TM1637 modules are commonly powered from 5V; some breakout modules are sold for 3.3V-5V operation, but check the module's pullups and LED color before using 3.3V hosts
Type · PowerVoltage · 5
GND
Ground reference
Type · Ground
CLK
Clock line for TM1637 2-wire serial interface; connect to any GPIO on Arduino
Type · GPIO
DIO
Data I/O line for TM1637 2-wire serial interface; connect to any GPIO on Arduino
Type · GPIO

Pin	Type	Function	Voltage
VCC	Power	TM1637 modules are commonly powered from 5V; some breakout modules are sold for 3.3V-5V operation, but check the module's pullups and LED color before using 3.3V hosts	5
GND	Ground	Ground reference
CLK	GPIO	Clock line for TM1637 2-wire serial interface; connect to any GPIO on Arduino
DIO	GPIO	Data I/O line for TM1637 2-wire serial interface; connect to any GPIO on Arduino

Logical pinout · physical placement not verified

Pin details

4 connections

VCC
TM1637 modules are commonly powered from 5V; some breakout modules are sold for 3.3V-5V operation, but check the module's pullups and LED color before using 3.3V hosts
PowerVoltage · 5
GND
Ground reference
Ground
CLK
Clock line for TM1637 2-wire serial interface; connect to any GPIO on Arduino
GPIO
DIO
Data I/O line for TM1637 2-wire serial interface; connect to any GPIO on Arduino
GPIO

Start wiring

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

Confirm the data interface matches your host board.

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

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