Category: Hardware

Problem with NEC uPD720200 USB 3.0 Host Controller on Ubuntu 12.04 precise

I use 12.04 precise long term service release. I bought a USB 3.0 adapter which repleaces the DVD player and comes with two USB 3.0 ports. After, I have upgraded some time ago to linux kernel >3.0.20 the module for USB 3.0 (xhci) disappered from the kernel. I was suprised because I would expect USB 1.0 to disspaear not a newer technology. But I found a way to make it work again.
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Buffalo USB 3.0 Interface Express Card and linux

UPDATE: [2013-08-02]
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UPDATE: [2012-07-21]
After using it couple of weeks I decided to send back the hardware. It has issues with kernel 3.x. I replace with a new addition to my laptop, which replaces the DVD player but works 100%.

I decided to buy a USB 3.0 hard disk. My experience with the one in the office is quite remarkable. The speed they offer is actually real. I see nearly 8 to 9 times speed up in file transfer compared to USB 2.0. But, there was a problem, my laptop does not have a USB 3.0 so I needed to find a way to attach it.

Luckly I found an easy solution. IMy laptop has Express card slot so I bought Continue reading

Dual Screen on Xubuntu 11.10

It is going very well with Xubuntu 11.10. I am actually amazed. As I hoped the package reps are perfectly maintain and I do not need to deal with “new generation” desktops.

Anyway, there was something from the beginning I did not like. Ubuntu or Linux Mint had very good graphic card support on dual screen. So, it was easy to maintained, but with Xubuntu this was a little bit of trouble. When you go to settings manager “Display” options were few with no help (Figure 1). So, I was looking for a solution to fix this easily instead of dealing with xorg.conf file like old days.

Figure 1: Xubuntu classic Display options.

SOLUTION: Continue reading