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USB mass storage and sd card

Question asked by rakesh rajbhar on Mar 2, 2017

hello all,


i am using stm32f407 discovery and with this i want to share sd card's data with PC using usb mass storage for that i have implemented code.i have interfaced sd card in 1-bit mode.and usb in device only configuration using card is working perfectly.but i have a problem with usb is not detected in drive.usb is showing in device manager as mass please help me for that.please let me know if any one need more information for the same.