A USB keyboard drivers, debugging for a long time has passed, I believe everyone has to help!

Packet : 91331977usbkeyboard.rar filelist
UsbKeyboard\hid_kb.hex
UsbKeyboard\hid_kb.iic
UsbKeyboard\hid_kb.Uv2
UsbKeyboard\periph.c
UsbKeyboard\dscr.a51
UsbKeyboard\fw.c
UsbKeyboard

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