Gravity: Digital Green LED Light Module

Single green LED on a Gravity 3-pin digital module for Arduino IO shields. LED activates when the signal pin is driven low; reverse the wiring to activate on high. Includes sensor cable.

Logical pinout · physical placement not verified

SIGcontrol terminal1
Digital LED control terminal. DFRobot states the module is a digital LED light module and that the LED lights when the signal pin is low; product page pin definition lists (1) control terminal.
Type · Signal
VCCpower supply2
Power supply pin from the DFRobot product-page pin definition.
Type · Power
GNDground3
Ground pin from the DFRobot product-page pin definition.
Type · Ground

Pin	Position	Type	Function
SIGcontrol terminal	1	Signal	Digital LED control terminal. DFRobot states the module is a digital LED light module and that the LED lights when the signal pin is low; product page pin definition lists (1) control terminal.
VCCpower supply	2	Power	Power supply pin from the DFRobot product-page pin definition.
GNDground	3	Ground	Ground pin from the DFRobot product-page pin definition.

Logical pinout · physical placement not verified

Pin details

3 connections

SIGcontrol terminal
Digital LED control terminal. DFRobot states the module is a digital LED light module and that the LED lights when the signal pin is low; product page pin definition lists (1) control terminal.
Signal
1
VCCpower supply
Power supply pin from the DFRobot product-page pin definition.
Power
2
GNDground
Ground pin from the DFRobot product-page pin definition.
Ground
3

Start wiring

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

Verify supply voltage and logic levels before powering up.

Module pins: VCC / power supply, GND / ground, SIG / control terminal. Schematik maps them to your board in the app.

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