Merge pull request #898 from DeqingSun/addCH55xduinoHIDCDC

Add PID for CDC/HID combo for CH55xduino package

Author: tannewt

1209/C55C/index.md

@@ -0,0 +1,9 @@
+---
+layout: pid
+title: ch55xduino for CDC/HID combo devices
+owner: ThinkCreate
+license: LGPL
+site: https://github.com/DeqingSun/ch55xduino
+source: https://github.com/DeqingSun/ch55xduino
+---
+ch55xduino is an Arduino-like programming API for the CH55X, a family of low-cost MCS51 USB MCU. The project tries to remove the difficulty of setting up a compiling environment.