EC Buying 5Pcs USB to TTL Serial Module CH340
EC Buying 5Pcs USB to TTL Serial Module CH340 Module USB to Serial Port Module Adapter Board for STC Microcontroller Download Module High-performance USB to TTL module with original CH340G chip, ensuring compatibility and reliable data transmission. Never worry about incompatible drivers or different computers again Convenient indication lights for power, TXD, and RXD, allowing you to easily monitor the module's operation without additional tools. Stay informed about the status of your product at a glance CH340 Module, USB to TTL, USB to RS232, STC downloader Compact module size of 55mm * 16mm and PCB size of 33mm * 16mm,...