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USB to TTL Serial Converter CH340 Module

The USB to TTL Transfer Chip Module is a versatile and essential tool for USB to TTL projects. Functioning similarly to the USB-to-TTL interface on Arduino Uno boards, it allows easy code uploads via the Arduino IDE for Atmel microcontrollers with an Arduino bootloader, Arduino Pro Micro, and other compatible boards. Compact, reliable, and equipped with multiple indicators, this module is ideal for both beginners and experienced electronics hobbyists.

Package Includes

  • 1 x USB to TTL Transfer Chip Module CH340G
14.50 AED 14.50 AED (Tax included)

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Features

  • Built-In USB to TTL Chip: Ensures seamless USB-to-serial communication for Arduino and other microcontroller projects.
  • Dual Voltage Outputs: Provides both 3.3V and 5V outputs, selectable via jumper, suitable for different devices.
  • Compact Dimensions: Measures 55mm x 16mm, making it easy to integrate into projects.
  • Windows Compatibility: Supports Windows 98, ME, 2000, XP, Server 2003, Vista, and Windows 10.
  • Jumper Selection: Switch between 3.3V and 5V modes easily for flexible applications.
  • Indicator Lights: PWR, TXD, and RXD LEDs provide clear status feedback on power and data transfer.
  • High-Quality Design: Durable yellow header pins ensure longevity and reliable connections.
  • CH340G Chip: Uses the original CH340G chip requiring official drivers for operation.

Specifications

  • Dual Power Output: 3.3V / 5V (selectable via jumper)
  • Dimensions: 55mm x 16mm
  • Chip: CH340G (requires official drivers)

Pinout

USB to TTL UART Uploader Module CH340 | Makers Electronics

Pin Description
TXD Serial data transmit
RXD Serial data receive
VCC Power input (3.3V or 5V selectable)
GND Ground
3.3V/5V Jumper Selects the output voltage for target device
PWR LED Power indicator
TXD LED Data transmission indicator
RXD LED Data reception indicator

Resources

Driver download: Here