where to get info to write basic usb driver for own device?

Hi all, As part of my uni honours project I need to write a basic USB driver for a device I am building. I need to talk to a Texas Instruments DSP (C5509) which has on chip USB (2.0 compliant, full speed). TI supply a library for the DSP side of the USB but I need to write a basic program to

Re: where to get info to write basic usb driver for own device?

Hi, Thanks for the reply. I'm building my own device based around the DSP (see below). It's basically a data logger storing video frames. I simply need to connect to it to dump the buffer to a file and then process it from there. Just the one tranfer is needed at a time, speed and efficiency