CH340 Type-C Port to TTL-OTG Serial Port Module

The CH340 Type-C Port to TTL-OTG Serial Port Module is a compact and reliable USB-to-serial converter designed for seamless communication between computers and microcontroller-based systems. Built around the widely used CH340 chipset, this module provides stable and efficient data transmission, making it an essential tool for developers, engineers, and electronics enthusiasts.

Featuring a modern USB Type-C interface, this module offers improved connectivity, reversible plug orientation, and compatibility with a wide range of devices including laptops, desktops, and smartphones that support OTG functionality. It converts USB signals into TTL-level serial signals, enabling easy communication with microcontrollers such as Arduino boards, embedded systems, routers, and other serial devices.

The module supports multiple operating systems, including Windows, Linux, and macOS, with simple driver installation for quick setup. Its compact design and clearly labeled pins (TXD, RXD, VCC, GND) make it easy to integrate into prototypes and development environments. The CH340 Type-C TTL module ensures reliable communication for programming, debugging, and data transfer applications.

Ideal for both beginners and professionals, this module is widely used in serial debugging, firmware uploading, and hardware communication projects. Its durability, efficiency, and plug-and-play functionality make it a valuable addition to any electronics toolkit.

Features:

• Based on CH340 USB-to-serial chip for stable performance

• USB Type-C interface for modern connectivity

• Supports OTG function for direct mobile device connection

• Converts USB to TTL serial signals

• Compatible with Windows, Linux, and macOS

• Compact and lightweight design

• Clearly labeled pins for easy wiring

• Reliable data transmission for development and debugging

Specifications:

• Chipset: CH340

• Interface: USB Type-C

• Output Level: TTL (3.3V / 5V depending on model)

• Pins: TXD, RXD, VCC, GND

• Supported Systems: Windows, Linux, macOS

• Communication: UART Serial

• Baud Rate: Up to 115200 bps (typical, may vary)

• Power Supply: Via USB Type-C

• Size: Compact module design

Applications:

• Programming and debugging microcontrollers

• Arduino and embedded system development

• Serial communication with routers and modules

• Firmware uploading and testing

• IoT and electronics prototyping

• Industrial and educational projects