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MEMPTR finally crackedThis post is mainly for emulator developers. As you may be well know there is a misterious internal register in Z80 CPU (MEMPTR) which value is set …
... if this is the same register which is known as WZ ... -
ZXCF InterfaceI'm just trying to get an idea for the ZXCF interface, and to me, it looks a much cleaner design compared to divIDE (Of course, that's just my opinio…
... relevant bit in the SCRN register, emulating the "shadow" screen. This ... -
ZXCF InterfaceI'm just trying to get an idea for the ZXCF interface, and to me, it looks a much cleaner design compared to divIDE (Of course, that's just my opinio…
... -- if it's a 128 register that was written to, simply ... an 8-bit dirty page register for a virtual memory manager ... think maybe a separate config register for random things could include ... R0 bit in the config register.
Another thing I ... -
A job for WOSers. British sex slang glossary.An American friend of mine works as a phone sex operator and she's asked for my help. Her service is advertised on the internet and apparently she's …
... to sign the Speccy offenders register hahahaha!!!! -
finding largest value (z80 assembly)suppose we have to write z80 program which requires to find the biggest value in a block of memory starts from the address 101h until address stored …
... doing comparisons and updating a register when you find a higher ... -
John PrescottQuite funny seeing all the news about him at the moment, instead of two jags its now 'two shags' as hes admitted an affair. Out of all the MP's who …
that means there are at least two women in the world happy to be knobbed by John Prescott.
sick bitches.
they should be put on some sort of offender's register. -
A Public Service AnnouncementThis thread is here for anyone to plug brand-new websites. I'll read it, so you'll get at least some marketing/exposure out of it... I'll start the …
... an entry on the companies register? Is it a public or ... -
A Public Service AnnouncementThis thread is here for anyone to plug brand-new websites. I'll read it, so you'll get at least some marketing/exposure out of it... I'll start the …
... Form 10 is completed to register the company and prior to ... -
A Public Service AnnouncementThis thread is here for anyone to plug brand-new websites. I'll read it, so you'll get at least some marketing/exposure out of it... I'll start the …
... />
So... who's gonna register the company now, and then ... -
A Public Service AnnouncementThis thread is here for anyone to plug brand-new websites. I'll read it, so you'll get at least some marketing/exposure out of it... I'll start the …
... is 16. So I'll register the company when I'm ... -
ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... write. This includes the IY register. Unfortunately, Basic assumes it has ... a monopoly on the IY register. What has a C program ... -
How to speed up TZX loading (emu development)With many newer emulators there are options to do faster loading schemes, even for turbo-loader or protected loader blocks in TZX files. For example,…
... , then set the counter (usually register B) to a reasonably small ... -
How to speed up TZX loading (emu development)With many newer emulators there are options to do faster loading schemes, even for turbo-loader or protected loader blocks in TZX files. For example,…
... increment or decrement the B register while they wait. When the ... -
How to speed up TZX loading (emu development)With many newer emulators there are options to do faster loading schemes, even for turbo-loader or protected loader blocks in TZX files. For example,…
... loader could check the R register, but none do that I ... -
When do you optimise?I was just wondering when people here optimise their code. Do they wait till it is all done or do they code a routine and then optimise that?
... I know are for improving register allocation; but the Z80 instruction ... -
When do you optimise?I was just wondering when people here optimise their code. Do they wait till it is all done or do they code a routine and then optimise that?
... I know are for improving register allocation; but the Z80 instruction ... preserve the contents of the register all the way through the ... -
How to speed up TZX loading (emu development)With many newer emulators there are options to do faster loading schemes, even for turbo-loader or protected loader blocks in TZX files. For example,…
... increment or decrement the B register while they wait. When the ... . The size of the B register is constant and cannot be ... -
Sprite adviceHello. So, I'm slowly getting to grips with Z80 assembly - currently equal parts frustration and enjoyment. Now looking for some advice to help shift…
... address and the accumulator (a register) returns the bit position of ... -
Sprite adviceHello. So, I'm slowly getting to grips with Z80 assembly - currently equal parts frustration and enjoyment. Now looking for some advice to help shift…
... on shipx and shipy. Use register hl.
calcshiphl ld ... -
ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... is combined with the I register (with I the most significant ... we can change the I register to whatever we want, we ... -
Sprite adviceHello. So, I'm slowly getting to grips with Z80 assembly - currently equal parts frustration and enjoyment. Now looking for some advice to help shift…
... the memory browser and code/register browser open at all times ... -
ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... make use of the IY register and Basic's interrupt service ... has a monopoly on this register. The alternative to disabling interrupts ... /> With this arrangement, 'q' will register as up, 'a' as down ... -
Deadly game/s survival moviecan anyone recall the film that might be of name [I]Deadly game[/I] or such... it was about survival of an approx. 11yrs old boy who´s left alon…
... ago. You'll have to register first though.
Necros ... -
Deadly game/s survival moviecan anyone recall the film that might be of name [I]Deadly game[/I] or such... it was about survival of an approx. 11yrs old boy who´s left alon…
... ago. You'll have to register first though.
Necros ... /> [quote]You'll have to register first though.[/quote]
oh ... -
Z80 vs. 8080.[QUOTE=obo]... because 8080 is pretty much just a cut down Z80.[/QUOTE] Really? So what's been cut, and why? Hang on, didn't the 808 evolve from the…
... ]
... and the alternate register set the z80 has but ... -
Z80 vs. 8080.[QUOTE=obo]... because 8080 is pretty much just a cut down Z80.[/QUOTE] Really? So what's been cut, and why? Hang on, didn't the 808 evolve from the…
... />
[QUOTE]... and the alternate register set the z80 has but ... -
A Public Service AnnouncementThis thread is here for anyone to plug brand-new websites. I'll read it, so you'll get at least some marketing/exposure out of it... I'll start the …
... who can be bothered to register on it tell them that ... -
Anyone working on a Debugger?Is anyone working on a command line debugger or even a Windowed debugger that can be sent messages? I'm after a debugger that can debugger Z80, thus…
... would have some form of "register map" which you would be ...
