3.3V / 5V USB to TTL Converter CH340G UART Serial Adapter ModuleThe
The CH340G USB to TTL Converter Module is a compact USB-to-UART serial adapter designed for communication between a computer and TTL-level microcontrollers, development boards, and embedded devices. It supports 3.3V and 5V operation, making it suitable for a wide range of electronics projects.
The module can be used for STC microcontroller programming, Arduino development, firmware uploading, serial debugging, and UART communication. TXD and RXD indicator LEDs provide convenient visual monitoring of serial data activity.
Key Features
- CH340G USB-to-UART chipset
- USB to TTL serial conversion
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Selectable 3.3V / 5V output
- TXD and RXD serial communication
- Power, TX and RX indicator LEDs
- Suitable for STC microcontroller programming
- Compatible with Arduino, ESP32, ESP8266, Raspberry Pi and other TTL devices
- USB-A interface
- Compact design for easy integration
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Supports Windows, macOS and Linux systems
Applications
- STC microcontroller programming
- Arduino Pro Mini programming
- ESP32 / ESP8266 serial communication
- Firmware uploading and device upgrades
- UART serial debugging
- Embedded system development
- Microcontroller-to-PC communication
- GPS and other TTL serial modules
- DIY electronics and robotics projects