USB To RS232 TTL CH340G Converter Module Adapter STC replace Pl2303 CP2102

1 Support XP Win7 Win8 Android Apple systems.
2. Support USB1.1 or USB2.0 / USB3.0 for communication.
3. Simulation interface, you can upgrade serial peripherals.
4. Supports common MODE contact signal.
5. Supports IRDA SIR infrared communication.
6. Provide RS232, RS485, RS422 interface.
7. Programming does not affect the target board program runs.

SKU: SLY3411-3 Category:

Product Description

  • CH340 module/ USB switch TTL/ USB transfer RS232/ over PL2303/ downloader/ 9 Brush board STC official download chip.
  • Perfectly compatible with all Series MCU will not be because of the different drivers that would lead to problems like PL2303 can not download the program.
  • Ultra-stable.


  • Built-in USB to TTL Transfer chip.
  • Designed to be used for USB to TTL electronic projects.
  • TTL interface output, easy to connect to your MCU.
  • Status LED.
  • Dual 3.3V and 5V Power output, work with 3.3v and 5v target device.
  • Size:55mm * 16mm
  • Server 2008/Win7/Win8 32 bits / 64 bits.


1. support WINDOWS 98/ME/2000/XP/Server 2003/VISTA /

2. 3 V3 and 5V by a short circuit risk selection;

3. not only has the power light PWR, there TXD and RXD indicator, whether the product is easy to learn and intuitive to work in the absence of the instrument in the case;

4. high-quality high-grade yellow pin, pin durable than the black market, beautiful;

5. new original CH340G chips, the chips are recommended official USB to TTL chips will not appear due to different driver / different computer as a result of incompatibilities!




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