joe crawford. san diego. california.
code.
occasional comics.
toy robots.
bodysurfing
.
since 1998
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→ TI-994a 
27-Apr-2023
Programming graphics on the TI-99/4a
Back in 2019 I wrote about programming in TI-BASIC a little bit. I remembered going from graph paper to hex but the mechanics of drawing to the screen was not something I remembered. I did remember it was pretty tedious. But rewarding! Well, the other day I was inspired to create a chunk of code...
26-Jan-2022
Cousins and TI-99/4a
That’s me and my cousins. I was quite proud to show off my TI-99/4a computer. 4 MHz processor and less RAM than pretty much any photo posted to any social media service you use daily. I did my first graphics programming on that computer. You can also see the tape recorder/radio I saved programs onto....
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Joe Crawford