Category Archives: The Hardest Hardware

NitrOS-9 System Calls

I have been mucking about with NitrOS-9, the current version of OS-9, rebuilt for the 6309 CPU. I became curious about the system calls it used, and specifically how often those system calls get called. I ran a shell script … Continue reading

Posted in Computing History, Retrocomputing, The Hardest Hardware | Tagged , , , | Comments Off on NitrOS-9 System Calls

Underwood Zork

I learned to type on an IBM Selectric, but many other folks learned to type on a trusty manual typewriter. My folks had one when I was a kid, and I never failed to jam all the keys and leave … Continue reading

Posted in The Hardest Hardware | Tagged , , | 4 Comments

3 Axes = 3 Part Harmony

A CNC machine makes sweet, sweet music. It is playing the theme tune from MacGyver by varying the speed of the motors that control it’s position. I have seen this done with printers and floppy disks before, but never with … Continue reading

Posted in Musicality, The Hardest Hardware | 6 Comments

Farewell, HDMI, we hardly knew ye

I found out today that HDMI was something of a stop-gap measure. It is being replaced with something called HDBaseT. According to the industry website, it is to have these features: Uncompressed video/audio up to 10.2 Gbps. HDBaseT technology is … Continue reading

Posted in The Hardest Hardware | Tagged , , , , | 2 Comments