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
- 12-PACK MULTI-COLOR LED BAR GRAPH SET Includes 12 ten-segment LED bar displays in 6 colors (2× Red, 2× Yellow, 2× White, 2× Green, 2× Blue, 2× Multicolor) for visual indicators and color-coded project feedback.
- BUILT-IN RESISTOR PCB BOARDS Includes 12 current-limiting resistor array boards — no need for 10 separate resistors per LED bar. Plug the LED bar graph into the PCB and insert into your breadboard, reducing wiring and errors.
- 3D-PRINTED ENCLOSURES INCLUDED 12 3D-printed protective cases snap onto each LED bar graph for a finished look while protecting the LEDs from dust and damage.
- BREADBOARD COMPATIBLE Standard 2.54mm pin spacing — drop-in ready for breadboards, Arduino, Raspberry Pi, ESP32, and other microcontrollers. Suitable for beginners and advanced makers.
- Ultra-Bright & Reliable Performance — High-visibility segments light up clear... Read More...
12-Pack 10-Segment LED Bar Graph, 6 Colours
$27.71
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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