
The CP2102 USB to TTL Serial Module Downloader is a compact USB-to-UART converter designed for programming, debugging, and serial communication between a computer and TTL-level microcontrollers and development boards. It uses the CP2102 USB-to-UART bridge chip and creates a virtual COM port when the appropriate driver is installed. Pixel Electric
The module provides 3.3V and 5V power outputs, TX/RX serial communication, and a DTR/reset signal for convenient programming of boards such as Arduino Pro Mini and compatible STC microcontrollers. It also includes status LEDs and resettable protection for reliable development and testing. Tronisoft