Introduction
The wch-link module can be used for online debugging and downloading of Qinheng RISC-V architecture MCU, and also can be used for online debugging and downloading of ARM chips with SWD interface. Connect to host computer through full speed usb 2.0 interface, plug and play installation without drive, and connect to target chip by SWD interface for debugging and programming.

Specification
1-Support Qinheng RISC-V MCU architecture and full series of simulation MCU ARM download,
2-wire interface, fast speed, stable operation; 2 support 3.3v 5v dual power output;
3-Support USB to TTL serial port function, support a wide range of baud rate, convenient to display debug information through serial wizard;
4-red and blue LED lights, easy to check the working status;
5-pure copper 2.54 pitch interface, with the use of DuPont wire, can process different target board line sequences, flexible wiring;
6-The interface definition card is directly marked, clear at a glance, easy to use.