Linear Programming
1K.
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Timex/Sinclair 1000
QS CHRS Board
Character generator giving 128 separately programmable characters. 1K on board RAM. Enables creation and display of your own characters to screen or printer. Maps 1K RAM to 8400h-87FFh, allowing for 128 custom characters (64 normal and 64 inverted characters). Each character can be individually defined. The RAM contained random data at power-up, resulting in a
QS HI-RES Board
High resolution graphics board giving 256×192 pixels. 2K ROM, 6K RAM on board. Software select/deselect. Mixed text and graphics. Resident machine code graphics software provides these commands: MOVE x,y; PLOT x,y; DRAW x,y; PRINT X$; COPY; BLACK; WHITE; CLEAR.
Z80 Tuition
8 part bi-weekly correspondence course in machine code programming. Includes details for adding RAM, EPROM, hex keypad, LCD display and PROM programmer. 1K.