The firmware of the PIC16C765 (1)

• Microchip offers a library to support USB. Several functions of the library are interrupt-driven

• The firmware includes the following files:

• usb_main.asm : main program

• usb_ch9.asm : functions to handle device enumeration and USB bus

• hidclass.asm : HID-specific functions

• descript.asm : includes the descriptors

• usb_defs.asm : macro definitions