TM4C123G例程里有一个usb_dev_msc的是SD卡的例程。
我现在想用W25X的flash 是不是只要改了mmc-ek-lm4f232h5qd.c(diskio.c)。用fat_usbmsc.c改一下就行,其他不用了?
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楼主要实现的是什么功能?是把W25X这颗Flash模拟成U盘么?
需要修改的是底层的数据存储了。原来是SD卡,现在换成NOR Flash.