Inexpensive USB LCD With Linux Drivers For LCDproc
An anonymous reader writes "The Windows Vista SideShow technology shows some promise. But what about Linux devices that can present snippets of information independent of the main display? Here's a review of the picoLCD-4x20, a relatively inexpensive USB device ($50) that supports both SideShow on Vista and LCDproc on Linux."
it's easy enough to spy on the USB port and get the protocol
Your definition of easy isn't the same as mine!
Amnesty International