LTP-305 LED Matrix (Pair)

Pair of Lite-On LTP-305 5x7 LED matrix modules, a design dating to 1971 with a long heritage in retro display projects. Drive with an IS31FL3730 or similar I2C LED matrix controller.

Logical pinout · physical placement not verified

A–G,DP
Type · Signal
DIG1–DIG5
Type · Control

Pin	Type
A–G,DP	Signal
DIG1–DIG5	Control

Logical pinout · physical placement not verified

Pin details

2 connections

A–G,DP
Signal
DIG1–DIG5
Control

Start wiring

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

Confirm the data interface matches your host board.

Module pins: A–G,DP. Schematik maps them to your board in the app.

LED displays

88 other options

Adafruit HT16K33 backpacks, MAX7219 daisy-chains, NeoPixel and DotStar grids, HUB75 RGB matrix panels, charlieplexed arrays, bare clock displays, and two VFD character modules — almost 90 parts, none wired the same way.

View all 88

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4 groups

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E-paper

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OLED

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Displays · OLED displays · 30 parts

3D printing

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