Gravity: I2C LCD1602 Arduino LCD Display Module (Green)

A 16x2 LCD display module with I2C communication, adjustable backlight, and compatibility with 3.3V and 5V. Includes a sensor cable.

VCC1
Gravity I2C LCD1602 module power input; DFRobot wiki pinout table lists pin 1 VCC.
Type · powerVoltage · 3.3~5V
GND2
Ground reference; DFRobot wiki pinout table lists pin 2 GND.
Type · ground
SCL3
I2C clock line; DFRobot wiki pinout table lists pin 3 SCL as IIC_Clock.
Type · signal
SDA4
I2C data line; DFRobot wiki pinout table lists pin 4 SDA as IIC_Data.
Type · signal

Pin	Position	Type	Function	Voltage
VCC	1	power	Gravity I2C LCD1602 module power input; DFRobot wiki pinout table lists pin 1 VCC.	3.3~5V
GND	2	ground	Ground reference; DFRobot wiki pinout table lists pin 2 GND.
SCL	3	signal	I2C clock line; DFRobot wiki pinout table lists pin 3 SCL as IIC_Clock.
SDA	4	signal	I2C data line; DFRobot wiki pinout table lists pin 4 SDA as IIC_Data.

Start wiring

I2C · 3.3~5V

Confirm the data interface matches your host board.

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

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