A disk format routine is likely not possible, though. I'm literally am down to a couple of free bytes in the NEC ROM at this point without getting very creative with display string shortening!
On Fri, Oct 9, 2026 at 12:27 PM Brian K. White <[email protected]> wrote: > Awesome! > > On 10/9/26 14:16, Gary Weber wrote: > > Seems like we've been potentially duplicating some effort here. Check > > out the home page of web8201.net <http://web8201.net> and you'll see my > > blog post regarding the latest experiment, LibRom ==> WebRom. > > Imagine if you will, "Teeny+" becoming "Teeny++", accessible via the F5 > > function key instead of a menu entry, and with the addition of, wait for > > it, directory navigation, and file listing, from within the Teeny++ > shell. > > > > cd folder > > cd .. > > ls > > l file.ba <http://file.ba> > > s file.do > > (etc.) > > > > > > > > On Fri, Oct 9, 2026 at 10:43 AM Brian White <[email protected] > > <mailto:[email protected]>> wrote: > > > > This is great. > > > > Maybe I'll make a seperate repo for teeny instead of being part of > > dl2, and then add makefile targets to generate system roms. > > > > The last few days I've been working on teeny a little more. > > > > I was working on getting the 200 and nec targets to work from the > > same common source, but got derailed into refactoring the error > > messages because the 200 code is slightly different from the 100 > > code, and that caused me to notice that the code wasn't always > > correct either. > > > > And now this version is only 720 bytes not counting the co header, > > 726 bytes total. Down from 747/753. > > > > Just the version in the teeny/src dir, not anywhere else yet. > > > > But for a built-in version that's using unused wasted space anyway, > > might as well have as much user friedliness as you can fit. It could > > be bigger instead of smaller. > > > > LibROM has a few enhancements I think, I don't remember what but she > > named it TEENY+ > > I think one thing was accepting normal human input instead of > > needing the strict padded filename? > > > > One thing that would be nice and is easy to do (for me now, because > > I've been all over that the last fee days) is better error messages. > > They could be far less cryptic and directly useful without a printed > > legend handy, by just being 3 or 4 chars instead of only 2. And > > there could be a few more of them to be more granular. > > > > Or conversely the normal ram teeny could actually be another 20 or > > so bytes smaller by having just one message for any error. Teeny is > > there to move a file and be as teeny as possible after all. The > > existing errors are barely useful anyway. > > > > And of course it would be a huge improvement to have a directory > > lister no matter how crude, and a format-disk command. > > > > The format command should be easy because the command is simple, the > > drive does all the work, you just have to poll & wait for it to > finish. > > > > A dir list, idk, might not be too bad but there will be no genius > > hack that gets the whole job done in a dozen bytes I think. > > > > Another possible option is to crib the main interface from RAMDSK. > > Fkeys and label line instead of cmd prompt. > > > > > > bkw > > > > On Fri, Oct 9, 2026, 10:07 AM Georg Käter <georg.kaeter@gk- > > engineering-services.de <mailto:georg.kaeter@gk-engineering- > > services.de>> wrote: > > > > Hi, > > > > I would like to share a M10EU/INT ROM "TEENY inside" with you. > > Thanks to Brian K. White for his > > > > work on a TEENY version for M10EU. > > > > Look what I did on the original ROM > > > > addrss old new code > > > > > > 6933H 8B58 D67F ; address > > routine to choose ADDRSS or SCHEDL > > > > 6935H "ADDRSS" "PIMngr" ; entry in > MENU > > > > 693EH 9258 FB7C ; address > > TEENY code > > > > 6940H "SCHEDL" "TEENY" ; entry in > MENU > > > > .. > > > > 7CFBH to 00.. TEENY code (M10-EU) thanks to Brian > > K. White > > > > 7FD5H ..00 relocated > > > > 7FD6H 000000 21EE7F LXI,7FEEH ; set > > pointer to text string > > > > 7FD9H 000000 CDA911 CALL 11A9H ; print > > null-terminated string > > > > 7FDCH 000000 CDD412 CALL 12D4H ; wait for > > key pressed > > > > 7FDFH 0000 F620 ORI 20H ; convert > > pressed key to lowercase > > > > 7FE1H 0000 FE73 CPI 73H ; key > > pressed is "s"? > > > > 7FE3H 000000 CA9258 JZ 5892H ; jump to > SCHEDL > > > > 7FE6H 0000 FE61 CPI 61H ; key > > pressed is "a"? > > > > 7FE8H 000000 CA8B58 JZ 588BH ; jump to > ADDRSS > > > > 7FEBH 000000 C3DC7F JMP 7FDCH ; no valid > > key, back to "wait for key pressed" > > > > 7FEEH to 00.. "(A)DDRSS/(S)CHEDL" ; text string > > > > 7FFE ..00 > > > > I´ve attached ROM file ready to use > > > > > > Regards > > Georg > > > > > -- > bkw >
