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Travels
I'm headed to Stockholm next week, and Boston the week after. I'd be happy to have the traditional tuesday Man in the Moon pub night in Stockholm if anybody's in town, and Xach's already put the word out that Lispers should come for dinner at the Cambridge Brewing Company on friday august 7th (6pm).
See you soon. :-) -
Magic numbers
Today I wrote some device driver code of precisely the sort I'm always complaining about -- containing seemingly opaque magic numbers that have no relevance to the operating system and "should have been" built into the hardware:
h# 25 to node ( Read more... ) -
PS/2 Mouse Decoding
Me and Ian Piumarta have been playing around with PS/2 mouse drivers and partly in Erlang. We came up with a neat way to parse the 3-byte report from a mouse that describes its position-change and button states. Here's the PS/2 mouse report format:
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Byte1 Yoverflow Xoverflow Ysign ( Read more... ) -
My first experience with Mercurial
~$ hg Traceback (most recent call last): File "/usr/local/bin/hg", line 18, in mercurial.util.set_binary(fp ( Read more... ) -
lively.el 0.1
Long time no Emacs hack!
;;; lively.el version 0.1 --- interactively updating text ;;; Copyright 2009 Luke Gorrie ;;; Go to the end of any of the following lines and run `M-x lively ( Read more... ) -
USB
Here's what I've discovered about some kinds of USB device:- Keyboard and mouse: they support a simplified bootstrap
mode that's very simple to deal with. Here's a driver for the common
parts of bootstrap-mode keyboard and mouse:
USBHID : USBDevice ( Read more... )
- Keyboard and mouse: they support a simplified bootstrap
mode that's very simple to deal with. Here's a driver for the common
parts of bootstrap-mode keyboard and mouse:
