Re: [Libusb-win32-devel] C# and #usblib

[Xiaofan C. <xia...@gm...>]

On 8/9/07, Eusebiu Marcu <mar...@gm...> wrote:
> Hello...
> I am using C#.NET 2.0 and #usblib(on WinXP SP2) and I want to read some
> buffers from USB.

It is said that #usblib does not work well. Maybe you can try this
LibUsbDotNet instead.
http://www.picmicrochip.com/

> return usb_bulk_read(dev, ep, bytes, bytes == null ? 0 : bytes.Length,
> timeout);
>
> I get -116 error if I use 0x82 as endpoint and if I use 0 or 1, I get -22.
> Can you help me with that?

libusb-win32 need the direction bits. So you will need to use
0x82 for EP2 IN and 0x2 for EP2 OUT.

Regards,
Xiaofan