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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…
... the offset into the line address table
ex af, ... ; high byte of the table address
inc a
... br /> ; HL now holds screen$ address
byte_A1D8:
db 0 ... /> ld sp,hl ; put screen address to SP
exx
loc_A1E2 ... -
Time difference for jumps and calls?Just interested (and possibly trying to distract myself from the more pressing problems in my sprite routine) and willing to risk a potentially daft …
Small Machine Code Routines Which Maybe UsefulAs part of creating Flynn's Adventure in Bombland I created a lot of little routines to do all sorts of things. A lot of these I created based on inp…
... where you put the routine address to be called upon execution of ... two chunks of code have to each be executed for each ... loop, with only MEM_KEYS changing, to define which key is being ...Small Machine Code Routines Which Maybe UsefulAs part of creating Flynn's Adventure in Bombland I created a lot of little routines to do all sorts of things. A lot of these I created based on inp…
... where you put the routine address to be called upon execution of ... two chunks of code have to each be executed for each ... loop, with only MEM_KEYS changing, to define which key is being ...Serial protocol, help!Hi, simply trying to find best way to transfer programs from PC to real ZX Spectrum for testing purposes. Under Windows I tried using Spxfr and it w…
... br />
I needed to use [URL="http://realterm.sourceforge ... Realterm[/URL] (free download) to get the two machines communicating ... br />
Set Realterm to the following parameters. These will ... Successful RS232 interfacing seems to be a mixture of ...Proportional Print Routine...Hi Folks, Does anyone know of a good proportional printing routine for the ZX Spectrum? Ideally I am looking for something that prints with charact…
... hl ; move hl down one address
ld bc ...
pop hl ; the first address plus one of the
to the base
; address to give the correct ... location
; in the streams table to store ...Loader help please (and a suggestion)I posted in my "Wicker Woman" thread that I was having problems creating a loader, but I think this is a more appropriate place to post. I've had go…
... 're both POKEing the same address. The POKE (PEEK 23631+256 ... the channel S output routine address to point to 096F (a RET), disabling ...Loader help please (and a suggestion)I posted in my "Wicker Woman" thread that I was having problems creating a loader, but I think this is a more appropriate place to post. I've had go…
... 're both POKEing the same address. The POKE (PEEK 23631+ ... the channel S output routine address to point to 096F (a RET), disabling ... lifted from a thread trying to disable the loading codes printing ... />
There is a POKE to disable the BREAK key altogether ...GUI/OS for the Spectrum?Hi, Is anybody working on a WIMP/GUI system for the Spec? Is there anything current out there? [url]http://snakeoillabs.com/wordpress/2005/10/30/8…
... offset is added to the base
; address to give the correct location ...
; in the streams table to store ... font address
; convert the row to the base screen address
The Adv. Game I'm Ridiculously Trying To Play Part 1Ok, from now on from time to time I will start playing some adventure games and I will keep a "journal" in the forum about my progression, or, more p…
... time at the start to decipher the [B]hieroglyphics ... hard to work out but you seem to have to if ... you want to get anywhere! ... .
Managed to deal with the mummy. Well ... get an address to write to to. I'm tempted to send a ...Move objectHi again, I am using paper colors to represent game objects. I have a "paddle" that is 4 pixels wide. I save its position as a 2 byte word in memory…
... and translating it to a screen address when you need to draw it ... idea than storing the screen address directly. For one thing, ... updating, rather than having to revisit all your movement calculations ... line
ADD HL,DE ; address to draw paddle at is now ...ZXDS Diary concept...Hi Folks, I have been a fan and long time user of Psion PDAs - alas they are no more and my trusty 3mx is on its last legs. As I almost have my han…
... a version that is aligned to attribute boundaries. Not the diary entries ... straddle so text would have to be black. Unfortunately this means ... wife who finds it hard to understand my obsesion with all ...ZXDS Diary concept...Hi Folks, I have been a fan and long time user of Psion PDAs - alas they are no more and my trusty 3mx is on its last legs. As I almost have my han…
[QUOTE=Paddy Coleman;543692]OK, here is a version that is aligned to attribute boundaries.[/QUOTE]
looks cute. don't forget the CalDAV support. :smile:What's that poke again?Can any of you kind souls remind me of that poke that stops the header info "Bytes: whatever" buggering up the loading screen of a game?
... ,111 changes the output routine address to jump to a RET, thus stopping ... the general approach is to note the address of the S channel ... restore the original address when screen output is to be restored.
Games featuring... relevant bugsThere was a recent improvement to the WoS database in order to classify [URL="http://www.worldofspectrum.org/forums/showthread.php?t=34261"]Games fea…
... indicated addresses by 135 bytes to accommodate the extra characters used ... them to $F999), the screen displays correctly, but that address is unsuitable ... would have to be altered dynamically to move down the base address to $F999 ...Mastertronic packs missing from the database.[B]I've just moved this post from the 'Infoseek database' as I went a bit off topic (as usual), could these be missing packs be added to the database…
... 've forwarded the appropriate email address to the powers that be.
to me:
"Yeah, no ...Commodore 64 - First time trying - REVIEW & Pictures!Right, so the 2nd hand shop was selling this Commodore and accessories. So I decided to buy it, as I've never had a Commodore and this is my first ti…
... it's, erm crap to learn to program. What's the ... s choice of choosing Microsoft to write their BASIC's ... most of the time (due to attribute clash), but with the ... BASIC; it was so simple to use, unlike the horrid ... offering that Commodore chose to use for the C64.machine code loadercan someone have a look at this loader and break down what its actually doing and also how i can stop it from executing the 2 loads of headerless blo…
... is what is the first address to which you can load data ... these new blocks from disk to higher address in memory and then ... will move data to it's correct address and fill constant data ... (with your code to put it back to original address) and second part ...The rise and fall of C.S.S.[URL]http://obdwww.egyptus.co.uk/css_rise_and_fall.html[/URL]
... I don't know how to post to them without getting a ... (as they must have got to the stage of harvesting more ... post to c.s.s with a totally un-obfuscated email address ... registration and a valid email address to reduce spam)
It has ...cash machines being rubbishjust wandered around trying to withdraw some money from 5 different machines, all of them say invalid transaction. they let me check my balance but n…
... a letter asking me to confirm my address, and because I hadn ... clearly being a huge threat to my own bank account, so ... it was for him to read my address to me and get me ... to say "yes". very top security ...cash machines being rubbishjust wandered around trying to withdraw some money from 5 different machines, all of them say invalid transaction. they let me check my balance but n…
... a letter asking me to confirm my address, and because I hadn ... clearly being a huge threat to my own bank account, so ... it was for him to read my address to me and get me ... to say "yes". very top security ...Where to start?..Hello, First off, sorry if this is in the wrong and sorry if the questions I'm about to ask have been asked and answered numerous time! Little back…
... /> The SAVE command indicates what address to save from and the number ... is sitting below address 30000 someplace. You are assembling to address 32768. Your ... the manual or enter an address to store at using 'N'ew ...writing an emulator-newbie needs helpHi, this is my first post here. I decided to write a minimalistic emulator of ZX Spectrum-no emulation of advanced peripherals, no emulation of sound…
... ;565945]Preventing emulator from writing to ROM will complicate a few ... regardless of where SP points to?[/QUOTE]
Yes, ... />
There's no need to make it complicated, just make ... a function that checks the address to avoid writing the ROM. The ...Help with custom loader neededAs people here became active recently about MakeTzx and tzx format in general, I have thought that I would post it here. I have some .wav recordings…
... The loader doesn't appear to load contiguously from thereon, ... The reason the WAV appeared to load nothing if that ... can get the loader to read the rest of ... haven't managed to work out where to start loading ... which calculates the next address to use; it's not ...Speccy 2010 UpdateI've made myself a to Speccy 2010. In addition to TurboSound (2xAY) it adds SounDrive and Covox support. Supported modes are SounDrive Mode 1, SounDr…
[QUOTE=poopi;570705]Guys...
Now you can try to use SID emulation...;). Check official site for new downloads...[/QUOTE]
OK - what is an e'mail address to the Syd??????????????????AND,XOR,OR,BIT,RES,SET,CPL,NEG,RLC,RRC,SLA,SRL,RL, RR,SRA for BASICAs this was drifting away from the original INKEY$ thread I thought that I'd create a new one. So here's a routine to provide all of the above mentio…
... calculate them relative to the ORG address. That's the ... absolute addresses relative to the USR base address. To illustrate, the ... ORG address and starting POKE address (effectively the new ORG address), ... four locations (starting POKE address + offset) and adjust ...Requesting a little help to identify the purpose of this 'add-on' to my Issue 2Hi everyone First of all it's my first post here so please go easy on me! I'm grateful to be accepted into your fine little club :smile: I probabl…
... Cycle each address to hold valeus from 255 to 0.
inc hl ;next address to try
ld ... ;until we reach address 65535
ld ... offeding address into BC
pop bc ;to be ...cheap software labelsI don't mean budget etc.. I mean , cheap as in .. jeez are you lot that tight.. prime example being imagine v1.. they flooded the market full of ga…
Have you tried writing to the relevant companies to complain? Most of them have an address to write to in the inlays....cheap software labelsI don't mean budget etc.. I mean , cheap as in .. jeez are you lot that tight.. prime example being imagine v1.. they flooded the market full of ga…
... to the relevant companies to complain? Most of them have an address to write to ... imagine went bust.. prolly due to flooding the market with tapes ...Need help with tzxing once again :)You people helped me so much in this thread witch a custom loader: [url]http://www.worldofspectrum.org/forums/showthread.php?t=36109[/url] Maybe we…
... Andrew :)
I want to say here is save routine ... case ... i not find right address to reproduce digitally entire game but ... /> but finally this not help to make tzx .. :)
Greets ... emulators ..
i need to know right IX look at ...
