
RGB LED backlight panel providing 16 million color combinations for use as an LCD backlight or LED indicator. Check the datasheet for voltage and current specifications before use.

Red LED channel cathode/control pin. DFRobot states that with the black edge at the pins facing up, the pins from left to right are red, power positive, green, and blue.
Common anode / power positive pin for the RGB LCD backlight board.
Green LED channel cathode/control pin.
Blue LED channel cathode/control pin.
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| R | 1, leftmost with black edge at pins facing up | Unknown | Red LED channel cathode/control pin. DFRobot states that with the black edge at the pins facing up, the pins from left to right are red, power positive, green, and blue. | 3.0-3.2V forward |
| + | 2 | Power | Common anode / power positive pin for the RGB LCD backlight board. | positive LED supply, reverse voltage max 5V |
| G | 3 | Unknown | Green LED channel cathode/control pin. | 3.0-3.2V forward |
| B | 4, rightmost | Unknown | Blue LED channel cathode/control pin. | 3.0-3.2V forward |
Red LED channel cathode/control pin. DFRobot states that with the black edge at the pins facing up, the pins from left to right are red, power positive, green, and blue.
Common anode / power positive pin for the RGB LCD backlight board.
Green LED channel cathode/control pin.
Blue LED channel cathode/control pin.
SPI · I2C · 3.3 V · 3.3 – 5 V · Breakout
Adafruit describes product 398 as a 16x2 RGB backlight LCD using digital pins for LCD control and PWM pins for the backlight; the product…
Module pins: +. Schematik maps them to your board in the app.
16×2 and 20×4 character LCDs (parallel, I2C backpack, Qwiic, Grove), SPI TFTs from 0.71 to 3.5 inches, and large DSI and HDMI capacitive-touch panels up to 13.3 inches.
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