nxp 1768 processor uses the USB interface bootloader, written in C source code is included in a project file

LPC1700 USB bootloader\LPC1700 Secondary USB bootloader\Abstract.txt
......................\................................\bootloader.plg
......................\................................\bootloader.uvgui.avrman
......................\................................\bootloader.uvgui_avrman.bak
......................\................................\bootloader.uvopt
......................\................................\bootloader.uvproj
......................\................................\bootloader_Bootloader LPC1700.dep
......................\................................\bootloader_uvopt.bak
......................\................................\bootloader_uvproj.bak
......................\................................\common\inc\core_cm3.h
......................\................................\......\...\LPC17xx.h
......................\................................\......\...\system_LPC17xx.h
......................\................................\......\...\type.h
......................\................................\......\src\core_cm3.c
......................\................................\......\...\startup_LPC17xx.s
......................\................................\......\...\system_LPC17xx.c
......................\................................\iap\sbl_config.h
......................\................................\...\sbl_iap.c
......................\................................\...\sbl_iap.h
......................\................................\JLink Regs CM3.txt
......................\................................\JLinkLog.txt
......................\................................\JLinkSettings.ini
......................\................................\lst\bootloader.map
......................\................................\...\startup_LPC17xx.lst
......................\................................\msc\DiskImg.c
......................\................................\...\memory.c
......................\................................\...\memory.h
......................\................................\...\msc.h
......................\................................\...\mscuser.c
......................\................................\...\mscuser.h
......................\................................\obj\bootloader.axf
......................\................................\...\bootloader.hex
......................\................................\usb\usb.h
......................\................................\...\usbcfg.h
......................\................................\...\usbcore.c
......................\................................\...\usbcore.h
......................\................................\...\usbdesc.c
......................\................................\...\usbdesc.h
......................\................................\...\usbhw.c
......................\................................\...\usbhw.h
......................\................................\...\usbreg.h
......................\................................\...\usbuser.c
......................\................................\...\usbuser.h
......................\LPC1700 Secondary USB bootloader.pdf
......................\uCOSII2.91+UCGUI3.90A (Bootloader Flash 0x2000)\LandTiger.bin
......................\...............................................\.ibraries\CMSIS\CM3\CoreSupport\core_cm3.c
......................\...............................................\.........\.....\...\...........\core_cm3.h
......................\...............................................\.........\.....\...\DeviceSupport\NXP\LPC17xx\LPC17xx.h
......................\...............................................\.........\.....\...\.............\...\.......\startup\arm\startup_LPC17xx.s
......................\...............................................\.........\.....\...\.............\...\.......\.......\gcc\startup_LPC17xx.s
......................\...............................................\.........\.....\...\.............\...\.......\.......\iar\sta

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