Plugable’s USB 2.0 Graphics Adapter (DisplayLink DL-195)

Plugable’s new USB 2.0 Graphics Adapter is now available on Amazon.com. The DisplayLink DL-195 chip inside this adapter is the best high-end chip out there for adding a display over USB. And because it pushes USB 2.0 and analog VGA to their limits, it isn’t likely to be beaten by any other chip in the […]

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Upgraded Plugable Universal Docking Station

The Plugable Universal Docking Station is getting some minor but nice upgrades to the latest chips for each function. All new units shipped from March 1, 2010 forward have these new features: Upgraded the DisplayLink DL-160 to the newer DL-165 Previous maximum resolution was 1680×1050, now 1920×1080 Moved from two 4-port NEC USB hubs internally […]

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UD-160-A automatic driver download and install via Windows Update

Here’s the result when you connect the Plugable UD-160-A universal laptop docking station to a completely fresh Windows 7 system: Windows automatically finds, downloads, and installs drivers for all the devices on the dock — the built-in USB C-Media audio, ASIX ethernet, DisplayLink graphics functions are all supported. *NO* driver disks to find, no web […]

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Emacs macro to ease the pain of checkpatchitis

In order to submit patches to the Linux kernel — as I’ve been doing lately to help improve Linux’s DisplayLink driver udlfb — the changed code has to pass a script called checkpatch.pl, which flags violations of the Linux kernel style guidelines. Style wars (e.g. “tabs vs. spaces”) are a never-ending source of tension on […]

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Preparing more udlfb patches for linux-next

There are limits on how much a small device company can and should do in contributing to open source driver support. But with a historical connection to DisplayLink and more products coming with the technology included, contributing what we can to the generic DisplayLink driver on Linux makes some sense. Also note this driver is […]

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Linux kernel framebuffer rendering APIs

The Linux framebuffer interface has at least four different sets of APIs for rendering to the screen. Here they are mapped against the some important fbdev client “applications”. Description Linux console fbdev X server mplayer, fbi, some others fb_write and fb_read passes a buffer to copy to/from user no no no image_blit, fillrect, copyarea blit […]

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9 USB displays illuminate energy security

Here’s a great application for USB displays. Hal Glenn from 2G Engineering has created an information display (on energy security and alternative methods of energy generation) with 9 USB touch screens, all running off a single Mac Mini running Ubuntu 9.10. And all using the available open source DisplayLink drivers and scripts and info at […]

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