我用VB写的应用程序，用的是68013芯片，驱动程序也已经安装好，并且操作系统已经能识别设备，可是应用程序用creatfile就是打不开设备，得不到设备句柄。-I use VB to write applications, using the 68013 chip, drivers have been installed, operating systems and equipment has the ability to recognize, but applications using cr

usb主机端程序，进行BULK方式的传输，针对使用CYPRESS 68013的嵌入式设备-usb mainframe software, BULK way for the transmission, the use of CYPRESS 68013 embedded devices

一个USB批量传输例子，包括上位机和68013固件代码-USB cybulk