Search found 143 matches

by Pacman
Tue Jul 20, 2021 10:19 am
Forum: Assembly
Topic: Undocumented instructions OR IY
Replies: 8
Views: 75

Re: Undocumented instructions OR IY

I have just compiled it, it is excellent as software ... I adopt! thank you.
by Pacman
Mon Jul 19, 2021 1:09 pm
Forum: Assembly
Topic: Undocumented instructions OR IY
Replies: 8
Views: 75

Re: Undocumented instructions OR IY

I was thinking especially for this kind of notation: RRC (IX + nn) & LD B, (IX + nn) which corresponds to an undocumented code On http://www.z80.info/z80undoc.htm there is a list of undocumented code and among others the IN F, (C) and OUT F, (C) are part of it but with a "?", so i imag...
by Pacman
Sun Jul 18, 2021 6:52 am
Forum: Assembly
Topic: Undocumented instructions OR IY
Replies: 8
Views: 75

Re: Undocumented instructions OR IY

Yes I just recompiled it, and it works for all codes except compounds: RLC (IX + nn) & LD R, (IX + nn) etc ... RRC (IX + nn) & LD B, (IX + nn) RL (IX + nn) & LD B, (IX + nn) RR (IX + nn) & LD B, (IX + nn) SLA (IX + nn) & LD B, (IX + nn) SRA (IX + nn) & LD B, (IX + nn) SLL (IX...
by Pacman
Thu Jul 15, 2021 8:12 am
Forum: Assembly
Topic: Undocumented instructions OR IY
Replies: 8
Views: 75

Undocumented instructions OR IY

Hello, I have a little problem with undocumented instructions: on the site http://www.z80.info/z80undoc.htm we have - OR IYH which is coded FD B4 - OR IYL which is coded FD B5 Or z80asm (Z80 assemble version 1.8 Copyright (C) 2002-2007 Bas Wijnen <shevek@fmf.nl>) does the opposite! Should I trust th...
by Pacman
Sun Jun 27, 2021 8:04 pm
Forum: Assembly
Topic: Assembling Z80 source using TASM or similar
Replies: 18
Views: 523

Re: Assembling Z80 source using TASM or similar

To do this, you must test line 10 and recover the active bit (s) (low state) when a function key is pressed.
kbmatrix2.gif
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by Pacman
Sun Jun 27, 2021 7:58 pm
Forum: Assembly
Topic: Assembling Z80 source using TASM or similar
Replies: 18
Views: 523

Re: Assembling Z80 source using TASM or similar

From my head, it seems to me that the monitor 1Z-013A does not take into account the function keys, hence the non detection. To be checked with the function $001B (GETKEY)
by Pacman
Mon Jun 07, 2021 7:44 pm
Forum: Hardware
Topic: MZ-700 Monitor Command 'F' and add-on ROM hardware
Replies: 18
Views: 594

Re: MZ-700 Monitor Command 'F' and add-on ROM hardware

I used this command for a long time, which is associated with a 5-inch drive type SFD700 K&P version 2: It allows you to boot on the MASTER disk. This reader has a ROM starting at the address $F000 whose disassembly can be found here: viewtopic.php?f=6&t=184
by Pacman
Sun May 02, 2021 2:02 pm
Forum: Off-topic
Topic: Texts in Japonese
Replies: 1
Views: 414

Texts in Japonese

Hello,
I'm looking for someone who can translate these different texts in Japanese which seem to be in katakana.
Thank you.
m1.png
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m2.png
m2.png (2.83 KiB) Viewed 414 times
m3.png
m3.png (2.73 KiB) Viewed 414 times
m4.png
m4.png (2.73 KiB) Viewed 414 times
m5.png
m5.png (2.82 KiB) Viewed 414 times
by Pacman
Sun Apr 11, 2021 2:05 pm
Forum: Games
Topic: Beyond
Replies: 24
Views: 6017

Re: Beyond

Il est quand même pas facile ce jeu !!
by Pacman
Sun Apr 11, 2021 12:44 pm
Forum: Games
Topic: Beyond
Replies: 24
Views: 6017

Re: Beyond

End of BEYOND :
beyond_1.png
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beyond_2.png
beyond_2.png (227.59 KiB) Viewed 849 times
beyond_3.png
beyond_3.png (181.62 KiB) Viewed 849 times
beyond_4.png
beyond_4.png (98.51 KiB) Viewed 849 times
beyond_5.png
beyond_5.png (81.48 KiB) Viewed 849 times
with animations...