The CH34X family comprises widely used USB‑to‑serial chips manufactured by WCH (WinChipHead), commonly integrated into generic UNO R3, ESP8266, and ESP32 development boards.
Overview
- 3-COLOR VARIETY PACK Includes 1 Red, 1 Green, and 1 Blue 8x8 dot matrix LED display module (64 LEDs each, single fixed color per module — not full-color RGB). Mix modules for colorful scrolling text, status indicators, or layered pixel art. Each module is independently controllable.
- 3D-PRINTED ENCLOSURES INCLUDED Three custom-fit 3D-printed PLA cases (Red, Green, Blue to match each module) protect modules from dust and scratches with a finished look — no exposed PCB. Suitable for desktop, wall, or embedded builds.
- CHAINABLE DESIGN, BASIC SOLDERING REQUIRED Each module has labeled IN/OUT ports for daisy-chaining (DOUT to DIN) to build wider displays such as 24x8 scrolling text, retro paddle-and-ball or snake-style games, or animations. Basic soldering required to connect pin headers between modules.
- MAX7219 DRIVER + SPI CONTROL Onboard MAX7219 IC with 16-level software-adjustab... Read More...
3-Pack 8x8 LED Matrix MAX7219, 3 Colours
$23.00
Projects
HC-05 Bluetooth Module and Arduino Beginner Tutorial
This is a basic example to get you start with HC-05 Bluetooth Module. Depending on your specific requirements and the functionality you want, you may need to expand and modify the sketch accordingly.
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