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Amazon.com: YWBL-WH Converter Module CP2104 USB 2.0 to TTL UART 6PIN Module Serial Converter Board Module with Wire Support OS Windows 98/2000/XP/7/8/10 MAC OS-9 X-Windows CE Linux 2.40 or Higher Version, Module :
![RobotDyn - CP2104 USB-TTL UART Serial Adapter-microcontroller, 5V/3.3V (USB-A) : Amazon.sg: Electronics RobotDyn - CP2104 USB-TTL UART Serial Adapter-microcontroller, 5V/3.3V (USB-A) : Amazon.sg: Electronics](https://m.media-amazon.com/images/I/51n8SUgLWYL._AC_UF894,1000_QL80_.jpg)
RobotDyn - CP2104 USB-TTL UART Serial Adapter-microcontroller, 5V/3.3V (USB-A) : Amazon.sg: Electronics
![Comparing the CP2102 vs. CP2104: Highly-Integrated USB-to-UART Bridge Controllers - Free Online PCB CAD Library Comparing the CP2102 vs. CP2104: Highly-Integrated USB-to-UART Bridge Controllers - Free Online PCB CAD Library](https://b2523400.smushcdn.com/2523400/wp-content/uploads/2021/06/CP2104_system-diagram-1.jpg?lossy=1&strip=1&webp=1)