from usbh_msc.h:107
typedef struct _MSC_Process
{
uint8_t max_lun;
uint8_t Reserved[3];
uint8_t InPipe;
uint8_t OutPipe;
uint8_t OutEp;
uint8_t InEp;
uint16_t OutEpSize;
uint16_t InEpSize;
MSC_StateTypeDef state;
MSC_ErrorTypeDef error;
MSC_ReqStateTypeDef req_state;
MSC_ReqStateTypeDef prev_req_state;
BOT_HandleTypeDef hbot;
MSC_LUNTypeDef unit[MAX_SUPPORTED_LUN];
uint16_t current_lun;
uint16_t rw_lun;
uint32_t timer;
}
MSC_HandleTypeDef;