The USB standard way to achieve self-programming, using a micro-core chips.

Vendor Class - MCHPUSB Bootloader
.................................\Bootloader - Firmware for PIC18F4550 Family Devices
.................................\...................................................\18f4550.lkr
.................................\...................................................\boot.c
.................................\...................................................\boot.h
.................................\...................................................\boot.o
.................................\...................................................\CleanUp.bat
.................................\...................................................\interrupt.c
.................................\...................................................\interrupt.h
.................................\...................................................\io_cfg.h
.................................\...................................................\main.c
.................................\...................................................\main.o
.................................\...................................................\MCHPUSB.cof
.................................\...................................................\MCHPUSB.hex
.................................\...................................................\MCHPUSB.map
.................................\...................................................\MCHPUSB.mcp
.................................\...................................................\MCHPUSB.mcs
.................................\...................................................\MCHPUSB.mcw
.................................\...................................................\typedefs.h
.................................\...................................................\usb.h
.................................\...................................................\usb9.c
.................................\...................................................\usb9.h
.................................\...................................................\usb9.o
.................................\...................................................\usbcfg.h
.................................\...................................................\usbctrltrf.c
.................................\...................................................\usbctrltrf.h
.................................\...................................................\usbctrltrf.o
.................................\...................................................\usbdefs_ep0_buff.h
.................................\...................................................\usbdefs_std_dsc.h
.................................\...................................................\usbdrv.c
.................................\...................................................\usbdrv.h
.................................\...................................................\usbdrv.o
.................................\...................................................\usbdsc.c
.................................\...................................................\usbdsc.h
.................................\...................................................\usbdsc.o
.................................\...................................................\usbmmap.c
.................................\...................................................\usbmmap.h
.................................\...................................................\usbmmap.o
.................................\...................................................\usb_compile_time_validation.h
.................................\Bootloader - PC Software
.................................\........................\Readme.txt

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