artlung.

CALL CHAR

100 CALL CLEAR
110 CALL CHAR(96, "FFFFFFFFFFFFFFFF")
120 CALL CHAR(42, "0F0F0F0F0F0F0F0F")
130 CALL HCHAR(12,17,42)
140 CALL VCHAR(14,17,96)
150 FOR DELAY=1 TO 500
160 NEXT DELAY

The first time I ever programmed it was from this page. And I made graphics in 8 by 8 squares on graph paper for months after that. Then I’d painstakingly convert these 8×8 blocks to hex on my TI-99/4a. Then turn that into code. Then enter that code on the computer. And then display them. It was magical.

Here’s the manual.

Here’s an emulator

One Comment

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…

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