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Tickless idle in FreeRTOS
As things become more and more mobile, portable, or even wearable, power consumption becomes important. FreeRTOS moves in this direction by supporting a tickless idle process. But first, what is really...
View ArticleFollow-up on the Nyuzi Processor
I recently wrote about the Nyuzi Processor, referring a Phoronix article. Commenter Timothy Miller was kind enough to point out that the source article fails to recognize Jeff Bush as the author of the...
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Transistor level Atari 2600 simulation
Based on the work from visual6502.org, Greg James has put together a transistor level simulation of the Atari 2600 console. The entire project is available from github. The simulator runs slowly, but...
View ArticleAn embeddable C interpreter
If you like scripting and embedded systems, but feel that Python, Lua, Javascript and the rest are too high level, I give you picoc. The picoc interpreter, created by Zik Saleeba, is an embeddable,...
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Arduino Pong
What is the first thing to do when you have video out on your microcontroller? Some say Tetris, other say Pong. I won’t lie – it’s unlikely your daughter will be giving up her Nintendo DS, and this...
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Schematics On-line
Over at schematics.com you can find designs and share your designs in an online community. This can be a handy resource for finding reference designs. An interesting detail is the contribution from...
View ArticleUnderstanding ARM
As a follow up on Raymond Chen’s in-depth look at Intel’s Itanium, he has posted a set of links to an introduction to ARM. Also an interesting read. Part 1 – Processor features Part 2 – How Windows...
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A few bits of RAM
The growth of RAM is one of the things that boggles my mind. The available RAM of an average computer has increased many magnitudes during my days as a computer nerd and now I have far more RAM than I...
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