| Computus Interruptus, Part 4 |
The interrupt driven print-screen program we’ve been playing with is just about “all used up” as a learning tool. Its main advantage was that it was very short, and could be easily entered. Unfortunately, it required a T/S 2040 printer to operate. Now we’ll learn some new things by working with an interrupt driven sprite |
Timex/Sinclair 2068 |
| From the Editor |
|
|
| News and Views |
|
|
| Overcome Computingphobia |
|
|
| Secretary's Report |
|
|
| Timex Telephone Tricks and Tips |
|
|
| Timexly Tips |
|
Timex/Sinclair 1000, Type-in program |
| TS1000 Keyboard Addition |
Here’s a nice beginner’s project for owners of ZX-81s, TS 1000’s and TS 1500’s. Although numerous keyboard expansion articles have been published, all require opening the computer to get at five signals that don’t go to the rear connector. This circuit uses a little extra hardware to produce five equivalent points, so the computer needn’t |
Timex/Sinclair 1000 |
| Updates |
After I write the first draft of an article, I go through it, mercilessly scratching out phrases, sentences, and even paragraphs that aren’t absolutely necessary. I do this so as not to take up too much space in the newsletter; others must also have the chance to speak their mind. While this occasionally obscures some |
Timex/Sinclair 2068 |
