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Using several Extensions of same type on OpenMSX
Score: 173.17 %,
Type: Forum topic , Comments: 4 comments
I was testing RAM expansions with OpenMSX and I was wondering if it's possible to use several RAM expansions of same type from catapult.
Thanks in advance.
I have seen it's possible I have seen it's possible from OpenMSX ...
Question about memory management in MSX1
Score: 173.08 %,
Type: Forum topic , Comments: 15 comments
0xFC, 0xFD and 0xFE for selecting segments in Page 0, 1 and 2. It's also possible to select ... for that question.
You can just use the ports You can just use the ports 0xFC, 0xFD, 0xFE and 0xFF. You ...
zPasi wrote:
You can just use the ports 0xFC, 0xFD, 0xFE and 0xFF. You don't need any BIOS ...
How to do an attach?
Score: 173.02 %,
Type: Forum topic , Comments: 4 comments
I would want to upload a .rom file to the Development forum to discuss some details and I don't know how to do it. I have seen other developers were able to uploaded files.
Can somebody help me?
Thanks in advance.
Link to Google ...
Cursor on V9990
Score: 172.75 %,
Type: Forum topic , Comments: 20 comments
PATTERNS
PUSH HL
DI
LD E,7
LD HL,#FF00
CALL G9kSetVramWrite
;LD HL,PATRO1 ;N0
POP HL
LD B,128
LD ... later than 0.15.0, where it was implemented. If not, it looks black.
Thanks Manel46. I was able ... DMA
3.- You use in register 8 VLS1 = 1 and VLS0=1 (undocumented memory configuration). I use VLS1 = ...
Sjasm conditional assembly
Score: 171.14 %,
Type: Forum topic , Comments: 2 comments
MSX_BIOS_INC
endmacro
...
EXTBIOS equ 0xFFCA
...
endif
----------------------- ...
http://xl2s.tk/sjasmm Manual:
http://xl2s.tk/sjasmman0.html
Look at the .lst file
You Look ...
How to create a long ROM file
Score: 169.53 %,
Type: Forum topic , Comments: 19 comments
while using 0 KB's of RAM (apart from stack & some variables of course). Code in the ROM sits ... Put in the header of rom, before start, the following bytes:
DB 32h,0,70h,32h,0FFh,77h
And you do ...
Doubts about SFG-01 and SFG-05
Score: 169.12 %,
Type: Forum topic , Comments: 7 comments
memory-mapped I/O, rather than an I/O port. It uses memory addresses 3FF0H and 3FF1H for the YM2151 OPM. Determine the slot by scanning slots for the “MCHFM0” ID string at address 0080H. When entering the music replayer routine, enable the SFG slot and write to addresses 3FF0H and 3FF1H to access the YM2151 OPM. ...
How to transfer a long file to hard disk on openMSX
Score: 169.06 %,
Type: Forum topic , Comments: 5 comments
Hi to everyone,
sometimes I need to copy long files to a virtual hard disk on OpenMSX. To do this, I mount a Windows directory as virtual floppy disk but the maximum size of this virtual floppy disk is 720KB. If the directory has more than that size ...
Moonsound OPL4 programming
Score: 168.08 %,
Type: Forum topic , Comments: 8 comments
necesitamos. Guardamos una copia de A en él.
add a,0x80
call write_moonsound_wav_register
; ... A
ld a,h
ex af,af' ; salvando en Reg. A shadow el valor de pan
ld a,d
and 0x0F
add a,a ...
MOONSOUND_WAVE_REG_PORT equ 0x7E
MOONSOUND_WAVE_DATA_PORT equ 0x7F
MOONSOUND_STATUS_REG_PORT equ ...
