Ken Shirriff's blog
Computer history, restoring vintage computers, IC reverse engineering, and whatever
PRU tips: Understanding the BeagleBone's built-in microcontrollers
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The BeagleBone Black is an inexpensive, credit-card sized computer that has two built-in microcontrollers called PRUs. While the PRUs provi...
6 comments:
The BeagleBone's I/O pins: inside the software stack that makes them work
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The BeagleBone is a inexpensive, credit-card sized computer with many I/O pins. These pins can be easily controlled from software, but it ca...
12 comments:
Restoring Y Combinator's Xerox Alto, day 4: What's running on the system
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This post describes our continuing efforts to restore a Xerox Alto. We checked that the low-level microcode tasks are running correctly a...
5 comments:
Restoring Y Combinator's Xerox Alto, day 3: Inside the disk drive
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I'm helping restore a Xerox Alto — a legendary minicomputer from 1973 that helped set the direction for personal computing. This post ...
8 comments:
Restoring Y Combinator's Xerox Alto, day 2: Repairing the display
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This post describes how we repaired the monitor from a Xerox Alto. The Alto was a revolutionary computer, designed in 1973 at Xerox PARC ...
10 comments:
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