Based the STM32F103 and W25X36 USB program, I have been tested

Mass_Storage_w25x36\Mass_Storage_w25x36\main.c
...................\...................\project.cbp
...................\...................\project.ewd
...................\...................\project.ewp
...................\...................\project.eww
...................\...................\project_USB_MSC.dep
...................\...................\readme.txt
...................\...................\stm32f10x_conf.h
...................\...................\stm32f10x_flash.icf
...................\...................\stm32f10x_it.c
...................\...................\system_stm32f10x.c
...................\...................\w25xx.c
...................\...................\w25xx.h
...................\...................\Libraries\.svn\entries
...................\...................\.........\CMSIS\CMSIS debug support.htm
...................\...................\.........\.....\CMSIS_changes.htm
...................\...................\.........\.....\License.doc
...................\...................\.........\.....\.svn\entries
...................\...................\.........\.....\....\prop-base\License.doc.svn-base
...................\...................\.........\.....\....\text-base\CMSIS debug support.htm.svn-base
...................\...................\.........\.....\....\.........\CMSIS_changes.htm.svn-base
...................\...................\.........\.....\....\.........\License.doc.svn-base
...................\...................\.........\.....\CM3\.svn\entries
...................\...................\.........\.....\...\CoreSupport\core_cm3.c
...................\...................\.........\.....\...\...........\core_cm3.h
...................\...................\.........\.....\...\...........\.svn\entries
...................\...................\.........\.....\...\...........\....\text-base\core_cm3.c.svn-base
...................\...................\.........\.....\...\...........\....\.........\core_cm3.h.svn-base
...................\...................\.........\.....\...\DeviceSupport\.svn\entries
...................\...................\.........\.....\...\.............\ST\Release_Notes_for_STM32F10x_CMSIS.html
...................\...................\.........\.....\...\.............\..\.svn\entries
...................\...................\.........\.....\...\.............\..\....\text-base\Release_Notes_for_STM32F10x_CMSIS.html.svn-base
...................\...................\.........\.....\...\.............\..\STM32F10x\stm32f10x.h
...................\...................\.........\.....\...\.............\..\.........\system_stm32f10x.h
...................\...................\.........\.....\...\.............\..\.........\.svn\entries
...................\...................\.........\.....\...\.............\..\.........\....\text-base\stm32f10x.h.svn-base
...................\...................\.........\.....\...\.............\..\.........\....\.........\system_stm32f10x.h.svn-base
...................\...................\.........\.....\...\.............\..\.........\startup\.svn\entries
...................\...................\.........\.....\...\.............\..\.........\.......\arm\startup_stm32f10x_cl.s
...................\...................\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_hd.s
...................\...................\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_hd_vl.s
...................\...................\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_ld.s
...................\...................\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_ld_vl.s
...................\...................\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_md.s
...................\...................\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_md_vl.s
...................\...................\.........\.....\...\.............\..\.........\.......\...\startup_stm32f10x_xl.s
...................\.................

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