[Nut-upsuser] Upsonic PrOffice 650 usb/serial

Carlos Rodrigues cefrodrigues at mail.telepac.pt
Thu Nov 8 14:19:14 UTC 2007

On Nov 8, 2007 1:18 PM, James Andrewartha <trs80 at ucc.gu.uwa.edu.au> wrote:
> I recently installed a Upsonic PrOffice 650 UPS, which is a cheap model[1]
> available in Australia. It has a serial and USB port, and comes with a
> note saying WinPower software can be downloaded from [2]. Investigation of
> the software shows it to be Java with native libraries for serial and USB.
> Disassembling various classes reveals it talks at 2400 baud, and has a
> protocol similar to Megatec [3]. I tested this by connecting with minicom
> to the UPS, and got a status from Q1\r and heard it click on T and TL.
> So far, so good. I'd like to use the USB interface, but I can't get it to
> work. It appears in dmesg as
> hiddev96: USB HID v1.00 Device [Cypress Semiconductor USB to Serial] on usb-0000:00:1d.0-1
> howevery cypress_m8 doesn't bind to it and create /dev/ttyUSB0. newhidups
> doesn't recognise it, but I don't think it should because it's a serial
> interface, not a proper USB HID Power device.
> What's my next step towards getting this device running with nut?

Try "megatec_usb". If it doesn't work, it may be possible to add support.

Carlos Rodrigues

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