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VERY strange! How to truly reset the YM2413/MSX-MUSIC?
Score: 151.49 %,
Type: Forum topic , Comments: 3 comments
Documentation says: " All registers are cleared to 0 by initialization (initial clear IC terminal = 0 ... regs to 0? I know bits and bytes, but I don't really "get" music that well - could ... tool to debug which values are set exactly. If the drum is first played (via register 0EH) before its ...
Download Database Summary December 2021
Score: 160.29 %,
Type: News post , Comments: 0 comments
" WC Hakkers et al demo disk " by MR.HAWARD2.0 . Demo/intros from the late 80:s/early ...
Some questions about hardware
Score: 151.53 %,
Type: Forum topic , Comments: 6 comments
Hi. New to the forum, but have been using MSX for some time now.
I have a few questions, maybe some expert here could help me?
First one is, does it exist any RAM IC with the same pin out as the Mitsubishi M5K4164ANP. Datasheet in the link ...
openMSX Debugger do not like Mac with M1 processor !
Score: 151.44 %,
Type: Forum topic , Comments: 16 comments
2022-01-11 20:25:26.5979 +0100
OS Version: macOS 12.1 (21C52)
Report Version: 12
Anonymous ... 40A34BE9-64D9-4835-A509-0F995EF30F7F
Time Awake Since Boot: 82000 seconds
Time Since Wake: 5731 seconds
System Integrity Protection: enabled
Crashed Thread: 0 Dispatch queue: com.apple.main-thread
Exception Type: ...
How to convert hexadecimal characters back in MSX basic
Score: 151.47 %,
Type: Forum topic , Comments: 24 comments
L%=VAL("&H"+HEX$(PEEK(&HF673))+RIGHT$("0"+HEX$(PEEK(&HF672)),2)): PRINT HEX$(L%)
20 FOR M=&HC000 TO L%: PRINT HEX$(M): NEXT So, it can work only ...
MSX and VRAM access speed: Is really so bad? what do you think?
Score: 151.48 %,
Type: Forum topic , Comments: 5 comments
write (not page 0 ) takes 3 cycles. So 3us. The same ballpark of a z80 in msx (you need also ... on average to be 2-3 cycles, so 0.5 to 1us leading to a LD a,(HL) requiring 9-10 t-states.
- amstrad CPC ... in a operation like "OR 0x40".
gdx wrote:
And finally, the graphics commands are quite ...
New MSX1 MiSTer core (based on VG-8010)
Score: 151.41 %,
Type: Forum topic , Comments: 1 comment
https://github.com/tdlabac/MSX1_MiSTer
https://misterfpga.org/viewtopic.php?f=14&t=3903
It's still early days but the core is quite capable already. Can run .rom and .cas files. Feels a bit more like the real old school thing, ...
Strange behaviour (bug?) on SPRATR base addr register on V9938/58
Score: 151.49 %,
Type: Forum topic , Comments: 6 comments
to 0x1fa00, the SPRCOL table won't work properly (it is supposed to bet automatically set 512 bytes ... repeated.
This is how I set the registers:
; ---- set SPRATR to 0x1fa00 (SPRCOL is automatically set 512 bytes before SPRATR, so 0x1f800)
; bits: 16 14 7
; | | | ...
MSX cartridge problem on Sony HB-75F
Score: 151.49 %,
Type: Forum topic , Comments: 13 comments
Hi,
this is my first post here so hello everybody and happy new year 2022,
I'm a newbie regarding MSX, I was more an ATARI ST guy until now.
So my problem sits with a Sony Hit Bit HB-75F, MSX 1, it was given with 2 working cartridges ...
FDC Development - Bios Calls
Score: 151.36 %,
Type: Forum topic , Comments: 10 comments
suppose this could be a DOS 1 only routine, that gets mapped someone between $0 and $100. But ... in the slot 0(-0) and not the sub-ROM or ROM mirror for example?
It is calling from slot 0. It is calling from slot 0. One section of code makes a call to bdos FORMAT, then a call to bdos CHKNEW, sets ...
