The system uses STC89C52 microcontroller chip firmware PDIUSBD12 use development, using Keil C51 software to program code written to use the STC-ISP download programs work, and use debugging tools for serial USB devices Functions.
可以先用一下Google试翻一下，然后自己修改一下。
The system USES the STC89C52 microcontroller, choose PDIUSBD12 chips for the firmware of the development, utilization Keil C51 software to realize the program code compiling, with the procedures on STC - the ISP, and downloading work to a serial port debug tool the function of USB devices commissioning
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