Sinclair ZX80 / ZX81 / Z88 Forums

Glad to hear it.

Attached all of them, with dates same as STC files.

Only 18/1513 would not decompile, and 16 of them were due to too many pattern lines - SNG file max is 64 per pattern. Though STC player will cope with them OK.

Moggy, thanks for making huge STC file archive available, appreciated. Here's my first attempt at batch decompiling them back to SNG files (first 500, a few bad apples missing). I'll see if I can refine the process, including retaining the date stamping from original STC files. I need to try them ou...

Thanks Andy, your source reduced what would have been a week or two of head scratching to about one day :-) Though I was a bit puzzled with the CLEAR_AY_ENV_SHAPE routine until I realised it would have to deal with false retriggering of the AY envelope. Here's my take on it: CHANNEL_1_PROG_STORE_MIN...

Thanks, I've just downloaded zedragon and will have a look. Just need to relocate code to a suitable place for H4th.

I'd like do a version of STC player for Tree/H4th ZX81Forth. I'm familiar with STC file format and have done a quick disassembly of JUK.P but it would make life a lot easier if the source was available ;) What makes it easier is H4th has a user frame counter which can action a routine when exhausted.

Hi, here's something I did about 10 years ago, uploaded to forth-sinclair Yahoo group a couple of years ago. Perhaps it might also be of passing interest here, I notice there has been some recent interest in it.