On Fri, Oct 2, 2009 at 7:59 AM, Harold Hallikainen wrote: >>> Is CDC the most appropriate class to use in such an application? I'm >>> just sending ascii commands and getting responses. >>> >> >> It should work out of the box under Linux and Mac OS X. But you >> need an INF file for Windows. Windows CDC-ACM driver (usbser.sys) >> is also problematic, especially under Windows 2k/XP. Windows >> Vista has a better usbser.sys driver. > > Thanks! Is this the appropriate class for just sending ascii text back and > forth? > I think it is a good class to use for sending ASCII text back and forth. One advantage is that the host program is simpler than HID class. -- Xiaofan http://mcuee.blogspot.com -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist