I have to say, it's been great to see the work that the Model-T community has been doing of late with tweaked system ROMs and new Option ROMs.
Great job everyone. Kurt On Fri, Oct 9, 2026, at 9:07 AM, Georg Käter 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 > > > *Attachments:* > • M10_EUINT_Y2K_TEENYinside.bin
