Human Interface Device

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3
votes
1answer
71 views

Virtual USB HID device

I'm developing an application that will communicate with attached USB HID device. The problem is that there is no real device yet (it is under development by another part of our team), so, I'd really ...
0
votes
0answers
20 views

Optimizing initramfs : Enter dm-crypt password with targeted initramfs?

All my Linux partitions except /boot lie on an encrypted LVM volume, like a typical modern Debian installation. In theory, I could shrink my initrd file by replacing the line MODULES=most in ...
1
vote
0answers
214 views

Debian wheezy, 3.19, problem keyboard and mouse on dekstop environment

I am running Debian Wheezy on a BananaPi. I just compiled the kernel and the keyboard was working in terminal(if it's called that way). However, after I installed a dekstop interface using "apt-get ...
7
votes
0answers
316 views

Why does a device show up as hidraw instead of hiddev?

I read the kernel documentation for hidraw and hiddev, and I understand the differences, but I am wondering how the kernel decides whether or not a device should show up as /dev/hidraw* or ...
3
votes
2answers
373 views

How does an emulated keyboard work?

I have read that some USB devices emulate a keyboard and the information these devices send will be as if the information was typed on a keyboard. For example: a magnetic card reader can use an ...
3
votes
1answer
642 views

USB keypad (HID) not responding in linux but in grub

An external USB keypad I'd like to use gets recognised as a USB HID device, but it is not functional when Linux is booted. It does work when plugged into a Windows desktop and it does work while in ...
1
vote
0answers
184 views

How to configure graphics tablet to use just one monitor with XFCE?

The graphics tablet I use, works as expected with Gnome 3. I can use absolute positioning on my multi monitor setup. I've set one of my two monitors to be used with the graphics tables. This way, if ...