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Merry Xmas Santa[url]http://www.worldofspectrum.org/infoseekid.cgi?id=0003136[/url] by Icon Software 1984 There is the programmer name in the Hall of Fame: P. Adam…
... his first game (worth to read [url]http://www.worldofspectrum.org ... the hidden message shows different address from Ubik or Icon Software ... -
BIFROST* example: "Knights & Demons DX" source codeA package containing the source files of our multicolor game "Knights & Demons DX" is now available for download [URL="http://www.mediafire.com/?hbch…
... t really need to read all of this, and ... (@animctile) ' set BIFROST* tileset address
POKE 59035,254 ' ... 350 LET k$=INKEY$ ' read key
IF (k$=" ... -
Adding a pause key to ArkanoidHaving rediscovered the simple pleasure of playing 1980s games on genuine 1980s hardware, I've also remembered that emulation can provide a feature m…
... Reading the keyboard requires a read from the ULA port ( ... -row of keys to read. So I searched the ... br /> in a,(c) ; read it
rra ; bit ... decrypter also uses this address once; just continue through ... -
Hardware description - MULTIFACE 3[B]Hardware description - MULTIFACE 3[/B] This is description of MF3 clone, because I can't find more about original interface. Schematic and PAL ch…
... later readed from different port address (but only D3-D0).
read instruction byte from address #0066. If detected ... connected MF3 memory)
Address decoding of all ports use ... -
MGT MOUSE - exist really ?I read disassembly of +D rom/ram code and from address #2249 is routine for read MGT MOUSE ports. I can't find any info about "MGT MOUSE". Exist real…
I read disassembly of +D rom/ram code and from address #2249 is ... routine for read MGT MOUSE ports ...
225D IN D,(C) Read mouse bits again.
225F ... -
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…
... C from the chapters I read already from the book... so ... , If i just want to address a value in C, why ... is serious. Time to re-read the first 3 chapters again ... -
800+ Spectrum 128k & 48k original titles still availableHi guys, The original thread was a bit messy and has vanished from the front page, so rather than bump it, here it is again a bit tidier: All origi…
... a list of games and address so I can confirm P ...
Leapfrog
Learn to Read 3
Learning With Leeper ... -
Copying data between memory banks in USR0 modeI am experimenting with Funky Fungus to load the majority of its data (levels, screens, music etc.) into memory banks 1, 3, 4, 6 and (partly) 7 by sw…
... and expanded to its uncompressed address (31232). Since with its total ... in the bank I previously read from wouldn't get damaged ... bank with a POKE [program address],[bank number] command before execution ... -
LZ4 decoderI encountered the [URL="http://code.google.com/p/lz4/"]LZ4 compressor[/URL] a few weeks ago. Reading the [URL="http://fastcompression.blogspot.co.uk…
... /> ;;
;; Inputs:
;; HL: address of compressed data
;; DE ... read_offset:
;; we have to read the offset from the current ... br /> ld d,(hl) ; read it
or d ; ... -
Get starting address of gameHi, Anyone know how to get the starting address of a game? I've looked at the TZX format and couldn't see anything obvious. I'd like to load the…
... how to get the starting address of a game? I've ... -
Quick fix for four joysticksHere's a quick modification to add four joysticks to any Speccy. This assumes you already have two Sinclair ports. [URL="http://joefish.co.uk/specc…
... . As you can see, its address decoding is fairly basic. It ... the leg that connects to address line A5 and disconnected it ... Kempston interfaces. You can now read the two ports separately, for ... -
A new full-screen bicolor engine called NIRVANA[I]OK, there's something I need to clarify first: Nowadays if you write [B]"multicolor"[/B] everyone assumes it refers to "multicolor 8x1" (an attri…
... for BIFROST* (that nobody ever read...), the [B]NIRVANA ENGINE[/B ... /> There will be support for z88dk also, I just didn't ... -
bitmap address to attribute addressI've searched, but I don't seem to find the proper keywords. I have a bitmap screen address in DL, character aligned (the address of the top byte of…
... /> I have a bitmap screen address in DL, character aligned (the ... address of the top byte of ... the corresponding attribute address fiddling with that bitmap address?
I ... -
Documentation for SP1 for Z88DK?(I was going to post in [URL="http://www.worldofspectrum.org/forums/showthread.php?t=11729"]the other thread[/URL], so if a mod thinks this should go…
... .h" header file in my z88dk folder has a comment naming ...
[*] The [URL="http://www.z88dk.org/wiki/doku.php?id ... =library:sprites:sp1"]z88dk wiki page's[/URL] "Tutorial ... -
that "listing variables during runtime" thingWell, I did eventually finish this, but with my meds playing up I don't have much time each day that I can spend at the computer, so it's taken rathe…
... won't be able to read anything printed in them). The ... routine was run from an address other than that at which ... -
FZX Driver for z88dkAn fzx library for z88dk can be downloaded [URL="https://drive.google.com/file/d/0B6XhJJ33xpOWM2hWNjAxMVkxaEk/edit?usp=sharing"]here[/URL]. The libr…
An fzx library for z88dk can be downloaded [URL="https:// ... , compiled libraries (for v1.10 z88dk) and about 70 fonts. The ... that character set.
z88dk has a real linker so ... -
Peculiar joystick interfaceAt first glance, these two items look very familiar: [url]http://www.ebay.co.uk/itm/Sinclair-ZX-Spectrum-Vintage-Computer-Joystick-Interface-DK-Tron…
... connector to read the high byte of the input address. This one ... -
A change in ZX Spectrum Files address siteHi, Doing a maintenance of my fanzine ZX Spectrum Files page, I've made a change in the direct link to my web. From now on, the new address is as fo…
A "generic" loader for +3(e)I've made this loader for 128k games in +3DOS. [CODE]dos_open equ 262 dos_close equ 265 dos_abandon equ 268 dos_read equ 274 dos_write equ 277 dos_s…
... /> ; repeat
bucle:
; read list
ld a,(iy ... /> ld h,(iy+2) ; starting address
ld e,(iy+3 ... of data
call dos_read ; read block
jp nc,0 ... anyway)
; 2 bytes starting address in memory
; 2 bytes ...Spectranet questionsI have received the wonderful Spectranet interface from RWAP today. I have started to experiment with it and I have found an interesting thing... So…
... was initialized, it got IP address via DHCP, but if I ... firmware revision and the IP address was not displayed on the ... BASIC I will use the Z88DK C library, I have tested ...About how z88dk generates code and makes room for variables.When you attempt to code games for the 128K models using z88dk in C you need to somewhat control where variables are stored in memory. I thought tha…
... for the 128K models using z88dk in C you need to ... .
I thought that z88dk created space for variables as ...Calculating screen address to alternative ATTR area?I'm using this small snippet of code to convert a screen address to an attribute cell address... [CODE]AttrDE: ld a, d ; get the hig…
... the high byte of screen address
rra ; divide h by ... 4 bits of the attribute address
or 0x58 ; set the ... ; de now contains the attribute address
[/CODE]
I ...harvard architecture spectrum clone.I got my first +2 before christmas. I'd never given the 128k spectrums much thought, always been a 48k rubber key tradionalist. :smile: I've been me…
... basicly paged in with a read and M1 signal plus other ... too to store the return address.
I know there ... scenes by the hardware. Same address could be used for data ...****ing Awesome Spectrum Engine (FASE)This is a new engine (sprites, tiles, map) for all ZX Spectrum machines. The engine set ups a runtime enviroment that leave between 24K and 30K byt…
... 30K bytes free from $8000 address. Basically there are 2 routines ... , we plan briefly include also Z88DK.
The binaries are ...Using even ports for input?I've been looking for unused ports to use with my clashbasher interface. I understand that the spectrum only considers A0 when decoding its input p…
... even port is considered a read of the keyboard and ... the high byte of the address bus is used to ... the keyboard is to be read.
So why not ... keyboard because all the high address lines are deselected, the EAR ... work on? I've read something about some of the ...Please explain how a Kempston interface circuit works.Can someone help me understand how a Kempston joystick interface works, as I want to design and build my own as an experiment. I understand switches…
... for some reason instead) and address line A5, on the ... together, someone is trying to read from port 31.
< ... appreciate this is not full address decoding, and that technically it ... inactive, the data on the address bus connections is floating (unconnected ...ULA snow effectIt's wintertime, you know. [quote="http://ramsoft.bbk.org.omegahg.com/floatingbus.html"]when the I register falls in the range 0x40-0x7F then the UL…
... this circumstance, the IR address put on the bus by ... memory address generated by the ULA (who wants to read ... In detail, the address which is actually read by the ULA ... A15-A8 of the ULA address
A7-A0 = the ... is started to be read at 14368+228 = 14596T ...Timex video mode & SamCoupe sound chip.Hi, people! I propose a solution which allows to use sound chip SamCoupe SAA1099 jointly with computers Timex 2048/2068. Everyone knows that these de…
... /> PORT ADDRESS DECODING
hex/dec A15 ... A0 A15 ... A0 READ WRITE ...4294967296 pseudo output portsIn an effort to avoid any hardware conflicts with the clashbasher interface I've been looking for an alternative to using the spectrum's ports for ou…
... :-
pointing HL at the address of n in memory. If ... to n the instruction will read n from memory and ... and to test if the address read from is the same as ... want to transfer into the address of n, point HL at ... and low bytes of the 'address' of the set of ports ...
