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[Asm] Is this nested loop faster than LDIR or a bunch of unrolled LDI's?Hi all. I'm learning Z80 asm on Speccy 48K, and to start with I decided to write my own "CLS" routine (without relying on ROM calls or LDIR) as a lea…
... written using [url=http://clrhome.org/asm/]the excellent ORG web ide/assembler[/ ... INK_WHITE %00000111
#define org .ORG ; Assembler directives, add/remove as ... end .END
org $5CD2 ; Can be as low ... this is my first asm code so be gentle ... -
Online AssemblerHi, Has anyone tried this? [url="http://clrhome.org/asm/"]clrhome.org/asm/[/url] I tried building the example to a .tap file, saving it and …
... tried this?
[url="http://clrhome.org/asm/"]clrhome.org/asm/[/url]
I tried ... -
[Asm] Is this nested loop faster than LDIR or a bunch of unrolled LDI's?Hi all. I'm learning Z80 asm on Speccy 48K, and to start with I decided to write my own "CLS" routine (without relying on ROM calls or LDIR) as a lea…
... you can paste in Z80 asm code and it tells you ... version of this reference table http://clrhome.org/table/, which I modified myself ... -
Can a guy that traveled on the short bus learn machine code...Hmmm So after some soul searching I figured it was time to finaly nail spectrum machine code. Its so frustrating to sit infront of a basic listing w…
... visualise things:
[url]http://clrhome.org/table/[/url]
I ... -
Idiots Guide......To machine code, or assembler language...whatever the appropriate term is Basically at this stage I want to fiddle about and try and get used to…
[url]http://z80-heaven.wikidot.com/instructions-set[/url]
[url]http://clrhome.org/table/[/url]
and begin to think hexadecimally :-P -
"Decoding z80 Opcodes" (http://www.z80.info/decoding.htm#intro) - Incorrect HALT Opcode?Apologies if this is a dupe but I searched within the forums and couldn't find anything. I've been working on a z80 emulator (for academic and rec…
Very useful tool [url="http://clrhome.org/table/"]here[/url] -
IXL and IXHI don't know much about undocumented instructions but I get the impression that [b]LD A,IXH[/b] or [b]LD A,IXL[/b] (B, C, D, E also fine, HL not) are…
[quote="tstih;872330"]what are the timings for these two instructions?[/quote]
There are a lot of undocumented instructions described: [url="http://clrhome.org/table/"]http://clrhome.org/table/[/url] -
Must be missing the point - machine code... Hi Folks, Trying my hand at machine code again but falling at the first hurdle. I hand crafted the following to run at address 62000 and the co…
... ? Then you definitely need [url="http://clrhome.org/table/"]this tool[/url].
Where's my green square? Basic & m/c question.I'm going mad here - can anyone tell me why my little basic program isn't displaying a green square at the top of the screen? I've checked the num…
... was using the table at http://clrhome.org/table/ for the opcode reference ...Thought this would be simple... Z80Hi Folks, Started to read "Beyond simple BASIC, Delving Deeper into your ZX Spectrum" by Dilwyn Jones. This is a great book and I came across the…
[quote="Paddy Coleman;919886"]but entering LD (XCOORD),$32 will not assemble...
[/quote]
Because this instruction does not exists.
Just check [url="http://clrhome.org/table/#ld"]this[/url].Hacking the ZX Spectrum 48K ROMHi Guys, I have modded my Speccy with a dual boot ROM loading on first bank the original ZX kernel and on the second bank an enhanced version. I h…
... it, as well as [url="http://clrhome.org/table/"]a list of Z80 ...What is the best book to start AssemblyI want to start to learn Assembly
... vein I use this website http://clrhome.org/table/
KKWhat is the best book to start AssemblyI want to start to learn Assembly
50Hurts - Full-screen 50Hz 1-pixel scrolling on a 128K Speccy50Hurts - Full-screen 50Hz 1-pixel horizontal scrolling on a 128K Speccy. Graphics are an obvious nod to Joffa, whose games and banter were a big ins…
As a general rule, a table such as [url=http://clrhome.org/table/]this[/url] helps to not lose track of what constitutes valid [u]ZX Spectrum[/u] instructions in a world of objectionably-named, arbitrary emulated hardware. :-h :-\"50Hurts - Full-screen 50Hz 1-pixel scrolling on a 128K Speccy50Hurts - Full-screen 50Hz 1-pixel horizontal scrolling on a 128K Speccy. Graphics are an obvious nod to Joffa, whose games and banter were a big ins…
... , a table such as [url=http://clrhome.org/table/]this[/url] helps to ...raww.org theme helpHi people's. This is actually semi-ZX related, but I thought I'd post it here. I've been gradually working on re-writing the main theme for [URL="ht…
... main theme for [URL="http://raww.org/"]raww.org[/URL] - my aim is ... it looking like the [URL="http://raww.org/"]current theme[/URL], which ... of the theme ([URL="http://icabod.org/noobloo2.html"]NooBloo2[/URL]), and ...Happy Birthday to raww.orgI realise no-one will actually care, but seeing as we keep seeing birthday greetings in the forums I thought I'd mention that my ZX news site ([URL=h…
I realise no-one will actually care, but seeing as we keep seeing birthday greetings in the forums I thought I'd mention that my ZX news site ([URL=http://raww.org]raww.org[/URL]) turned 7 today.
Happy birthday to, well, me.Skool Disassemblies 20100723A new release of the Skool Disassemblies is available. To see, get, use or enjoy the new release, you have three options: [list] [*]browse it [url=…
... option, because it can build ASM versions of the disassemblies as ... assembler (such as [url="http://speccy.org/pasmo/"]pasmo[/url]). SkoolKit also ... assist in creating HTML and ASM disassemblies of other Spectrum games ...Creating a ZX Spectrum Development Environment on Mac OS XI’ve been using a Macbook for a while now and am so impressed with it I decided shift my ZX Spectrum development from PC. It took me a little while t…
... -up SevenuP[/b] - [url]http://metalbrain.speccy.org[/url]
My ... /> pasmo -v -d --tap code.asm code.tap
cat basic ... directory as the [b]code.asm[/b] you are working on ... save your files with the asm extension) and although this isn ...Which assembler do you recommend to a (complete) newbie?OK, I am re-dusting my assembler books and want to re-dig into the Wonderful World of Assembly. Just wondering which assembler to go with. I reme…
... , instead of a full blown ASM.. new gen used a sharp ... one
[url]http://codebase64.org/doku.php?id=start[/url ... thing >
[url]http://www.arrakis.es/~ninsesabe/pasmo ..."Programming the Spectrum in Assembly" series in Micro MartI see that Shaun Bebbington is starting a series of articles in Micro Mart magazine on how to program in assembly for those who might know a little b…
... would be "ok" to do ASM... but easier would be the ... /> or the BBC micro has ASM from basic prompt..
http://codebase64.org[/url] .. and since you ..."Programming the Spectrum in Assembly" series in Micro MartI see that Shaun Bebbington is starting a series of articles in Micro Mart magazine on how to program in assembly for those who might know a little b…
... would be "ok" to do ASM... but easier would be the ... /> or the BBC micro has ASM from basic prompt..
http://codebase64.org[/url] .. and since you ...Commodore 64Anyone have one for sale, Please dont post if you are going to say "I have one but wont sell" Thanks
[url]http://cgi.ebay.co.uk/Commodore ... i'd say go with ASM as the basic isn't ... basic)
[url]http://codebase64.org/doku.php[/url]
ASM .. or just use winvice ... emu and a pc asm :)
thing ...Price For A TR-Dos Drive And Interface?hi all im seriously considering getting a tr-dos unit to to use with my various spectrums and was wondering wot sorta price they go for and would be…
... OFT, but is there any asm library for handling (read/write ... build on top of [url=http://esxdos.org/]ESXDOS[/url], and do ...3D Deathchase on the Commodore 643D Deathchase has been ported to the C64, at least according to Micro-Mart. According to this week's MM, the port is called Hell Racer, and here's a …
... .. sure both are the same ASM commands, and like the BBC ... is what i [url=http://cosine.org.uk/products.php?prod=greetz0rz ... colours...
[img]http://cosine.org.uk/images/xl/greetz0rz.gif ..."Your Game" - a ZX Spectrum game making competitionHello! Here is an interesting information from Alone Coder: **************************************** "Your Game" ZX Spectrum game making competi…
... machine. Except for [url=http://spectrum4ever.org/zxaaa13/?lng=eng]that time ... . And tUM 2008, where [url=http://pouet.net/prod.php?which ... create pure masterpiece via pure ASM in just one year. Well ...
