Sinclair ZX80 / ZX81 / Z88 Forums

Power 3000 wrote: ↑Thu Dec 27, 2018 1:56 pm Hi Martin, do you want me to try and record Drive again, or is the one you have okay?

The version of Drive.p that XavSnap uploaded is fine. I just made a post to show the translation.

The strange pattern you have when loading is because of your videoconverter. You will only get the well known ZX81 video pattern with an old TV.

Hi

The index of Sync Magazine mentions an article in volume 3 number 5 that page 86 has the article: "Extensions to Basic".

https://archive.org/details/syncmagazine-v3_n5/page/n85

However page 86 is missing from the scans on archive.org.

Does anyone have this issue?

English translation for: Drive.

I have a TZXduino which handles .P files well.

Does it say the version of the TZXduino firmware?

I run version 1.8 and it works great with .P files.

I gave up using the Mac with the ZX81. I bought a ZXblast and later a ZXpand which uses a USB stick or an SD card. My last effort has been to build a TZXduino extension to my Arduino UNO controller. This uses a micro SD card. All three devices uses the .P file which is much easier. Unfortunatly I ha...

I have a Mac myself and I have not had any luck with them together with ZX81. Their audio port is combined input / output with 4 terminals like the iPhone. If you should have any luck then a stereo-to-mono cable would be best. The audio input is useless on the Mac when it comes to ZX81 output. This ...

Try with some other wave files as well. Make sure the wave file will load in EightyOne first.

Remember getting even fully functional software to load is an art.

If you have a cheap oscilloscope the voltage should shift between 0V and 5V. If you only have a voltmeter it will show the average which is 2.5V. Adjust the volume on your pc so it shows the voltage above. If the volume/voltage is too low or high - the software would not load. When you try a second ...

The last few corrections has added a bug, so the D-FILE is not displayed right. I'm looking into it.

Problem has been fixed. Upload has been fixed in first post.