[Nut-upsdev] support for newer mustek powermust model 06da:0003

Arjen de Korte nut+devel at de-korte.org
Sun Nov 25 19:05:07 UTC 2007

Timo Lindfors wrote:

> $ sudo /lib/nut/megatec_usb -a myups -DDDDD -x vendorid=06da -x productid=0003 -x subdriver=agiler
> Network UPS Tools 2.3.0-1156M - Megatec protocol driver 1.5.8 [megatec_usb]
> Carlos Rodrigues (c) 2003-2007

You can leave out the vendorid, productid and subdriver here. I added
these in the 'megatec_usb.c' file, so it will be recognized automatically.

> (Patched) strace shows that now nut does
> 31282 ioctl(4, USBDEVFS_CONTROL, {requesttype=33, request=9, value=768, index=0, length=3, timeout=4000, data="Q1\r"}) = 3
> instead of 
> 16867 ioctl(4, USBDEVFS_CONTROL, {requesttype=33, request=9, value=768, index=0, length=8, timeout=4000, data="Q1\r\0\0\0\0\0"}) = 8
> Mustek probably insists on 8-byte reads padded with zeroes?

I doubt it, but just in case I padded the commands to 8 bytes and
removed flushing the buffer. Could you try again with version 1157 from
the trunk?

Best regards, Arjen

More information about the Nut-upsdev mailing list