20 - Pieces USB to Serial (USB to TTL) CH340 Modules with STC Microcontroller Download Adapters

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Product Description

This is a USB to TTL CH340 module with an STC microcontroller download cable, enabling USB to serial conversion. It can function as a USB to TTL or USB to RS232 converter and serves as an STC downloader. It is perfectly compatible with all series of MCUs, eliminating downloading issues caused by different drivers for STC devices.

Features

Equipped with new original CH340G chips recommended by the STC official, which are superior to PL2303. These USB to TTL chips avoid incompatibilities due to different drivers or computers.

Features high - quality, high - grade yellow pins that are more durable and aesthetically pleasing than those in the market.

Comes with a power light (PWR), as well as TXD and RXD indicators, allowing for easy and intuitive assessment of the product's operation without the need for instruments.

Offers a choice between straight pins and loopers for the output transposon.

Allows selection between 3.3V and 5V via a short - circuit option.

Has dimensions of 33mm * 16mm.

Features

  • The USB to TTL CH340 Module serves as a reliable converter for transforming USB signals to TTL signals.
  • This module functions as an STC downloader, facilitating the downloading process for STC microcontrollers.
  • The CH340 Module offers stable performance and high - quality signal conversion capabilities.
  • With its USB to TTL function, it enables seamless communication between USB - equipped devices and TTL - based systems.
  • It also supports USB to RS232 conversion, expanding its compatibility with a wider range of serial devices.

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