Sinclair ZX80 / ZX81 / Z88 Forums

I remember back in the day someone was selling a game that flashed to create colors by stimulating the retina at different frequencies. May be like when you stare at a an image for some time and then move to another the impression of color is given off. https://petapixel.com/2015/11/16/trick-your-b...

I couldn't get this to run in EO or NO$ZX but it does run in sx81, Windows version.

Regards;

Greg

I read about this trick somewhere. To give your keyboard a "tactile" feedback place a drop of clear nail polish on the keys. Try this at your own risk!!! Try a test drop on the black margin first. I wouldn't do this on all the keys only certain ones like the cursor keys for example. And let it dry c...

More problems with the clock. Last week I was able to change the time by removing and reinstalling the battery. Last Sunday was "daylight savings" in the USA which means add one hour to the clock. When I tried to add the hour it won't update again! I shouldn't have to remove the battery to update th...

The plot thickens... I think you may be right. I don't know which is the RTC chip but it has to be the thingy behind the battery, its soldered on, all the large chips are socketed. Before I lobotomize HAL here's some more info. Your suggested sample didn't work. I tried a different machine, still di...

I like to let it all hang out, besides I keep getting outbid on Memotech 16K Rampacks

I ordered the assembled module. Is there someway to test the flash memory, assuming that's where the data is stored? Could it be a dead battery, I don't see how that would cause the problem when turned on though. I'll try your new sample when I get home. Regards; Greg Just to clarify that is the com...

Designed for ZXPand and works with EO emulator in ZXPand mode. See the enclosed Readme for more info.

Regards;

Greg

A new Dungeon of Ymir episode, uses new fonts. See enclosed Readme for more details.

Enjoy;

Greg

Date/Time still not working.

See the attached.

Regards;

Greg