Sinclair ZX80 / ZX81 / Z88 Forums

Okay, now I understand too.

I found the program (in two parts) in one of the collections I gleaned from the internet at some point, but no audio files to go with them. Sorry.

Nice find! Before shipping your valuable tape around, can you try making an audio .WAV file from it, and post it here? If I or someone can get that to load, then you'll have your .P file. My grandfather taught me a pencil and paper game of this type when I was a kid. He referred to it by the whimsic...

Just burn it to the EEPROM What a great idea! PokeMon and I had a similar one--use a bank switching circuit and the native 1K (ZX81) or 2K (TS1000) RAM to run the program, opening up the entire 16K to be available for testing. See that (rather lengthy) thread here: http://www.sinclairzxworld.com/vi...

[is there] a tutorial on the Internet that explains how to repair the dear old 16k expansion Sinclair?

Hi Mic,

I took a stab at it. See new sister thread viewtopic.php?f=7&t=1613

Hi all, Someone asked for this in another thread. I think it should have its own. I've had 5 or 6 of the little 16K ZX81 (or Timex 1016) RAM packs in my possession at one time or another, mainly because I didn't know how to repair them. Across the years would simply buy another as one of them failed...

palmheads wrote:Does anyone slightly lie about how much money they spend on stuff to their better halves?

Guilty.

Thanks for sharing that story, and welcome to the forum from a fellow Canadian.

sirmorris wrote:WOW! That's a gorgeous machine! Well worth sacrificing a TI99 for

Do I ever agree! That has got to be the handsomest hack I've ever seen.

FAST RAND USR 836 Thank-you so much for that Paul! 30-odd years ago when I was in college, I attended a single, and I think last, meeting of a fledgling ZX81 Users Group. Someone mentioned that trick. I have my notes of it to this day. But unfortunately, the wrong address was given. I tried every p...

According to the User Manual, PAUSE 50 will wait approximately 1 second. PAUSE 32767 will wait approx. 11 minutes. PAUSE [anything larger] will wait forever. I don't know if fractions are respected. Perhaps your application is a good way to find out? if not you could always experiment with your own ...