http://libusb.sourceforge.net/api-1.0/structlibusb__transfer.html int libusb_control_transfer(libusb_device_handle *dev_handle, uint8_t bmRequestType, uint8_t bRequest, uint16_t wValue, uint16_t wIndex, unsigned char *data, uint16_t wLength, unsigned…

https://falsinsoft.blogspot.jp/2015/02/asynchronous-bulk-transfer-using-libusb.html The 'linusb' is one of the most used open source library for work with usb devices. It allow to make the basic usb data transfers operation in a little bit easier way…

libusb_bulk_transfer函数说明   API_EXPORTED int libusb_bulk_transfer(struct libusb_device_handle *dev_handle,   unsigned char endpoint, unsigned char *data, int length, int *transferred,   unsigned int timeout)   {   // 调用do_sync_bulk_transfer   return d…