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RAM used / corrupted by +3DOSAs I said previously, [url=http://www.worldofspectrum.org/forums/showthread.php?t=41775]I'm trying to put some games in hard disk[/url] so they can b…
... by +3e. After some discussions in zonadepruebas, I've transferred some ... to use some "empty" spaces in memory to store all data from ... would be fine... in most cases screen memory can be used as ... for paging/transferring/rebuilding pages in RAM), so the games are ... -
Interview with Clive Townsend (Saboteur)Here you have at [URL="http://www.elmundodelspectrum.com"]www.elmundodelspectrum.com[/URL] this exclusive interview with Clive Townsend. Don?t forget…
... for practicing 'arrow cutting' in his garden. Basically one person ... on an actual Spectrum. So in memory I had the source code ... speed, graphical quality, and memory constraints. The trick is to ... . Recently I discovered someone in the States selling Tshirts with ... -
Assembler v Machine CodeHi. I've been looking at a lot of the code examples in the Development section and can see that Assembler is the way to go. However, I was wondering …
... lot of the code examples in the Development section and can ... wondering if anyone actually codes in neat Machine Code?
in memory as I add Hex values ... -
ZX Spectrum Microvision - REAL retro setup!Some fun pictures. In reality the picture looks some better and more readible, but the camera doesn't pick it up well. [IMG]http://benophetinternet.…
Some fun pictures.
In reality the picture looks some ... -
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…
... tile at the specified position in the board
[B] ... a "cross", then return variation in number of demons
[B ... all graphics were already loaded in memory, and their addressed have special ... must set the "war balance" in middle position, and choose the ... -
Hardware description - DivIDE interface[B][U]DIVIDE interface / DivIDE 2k11[/U][/B] [B][U]The main description[/U][/B] DIVIDE is IDE interface with own external memory. Thanks to very goo…
... :[/B]
rom memory can be set in memory 0-8191 only
[B]SRAM 32kB:[/B]
memory ... point, this mode connect DIVIDE memory in any time):
#0000-#1FFF ... -
ANN: Spud v0.230Ok, another new Spud... [URL="http://bit.ly/16OFkuQ"][COLOR=#0066cc]http://bit.ly/16OFkuQ[/COLOR][/URL] [quote] v0.230 ADDED: Options. When selec…
...
ADDED: Options. When selected in Options F6 now becomes a ... can now save the BASIC in memory to a file.
REMOVED ... -
Collision detection for interlocking shapes[SIZE=3][FONT=Calibri]I?m looking for some advice as I?m not sure how to resolve the following problem. I have an in memory structure that holds info…
... following problem. I have an in memory structure that holds information about ... the screen starting at 22528 in this shape:[/FONT][/SIZE]
memory size aren't too important ... -
Another way to add audio input on a +2 - No more low level sound problem !Hi all, Last week, with 3 friends, we participated to a modelism / games / hobbies meeting, and we made a retro computing stand... (big succes, I'll…
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…
... this loader for 128k games in +3DOS.
[CODE] ... /> ; this definitions can be used in other +3DOS routines
; 2 bytes starting address in memory
; 2 bytes data length ... /> - I use file #5, because in some cases, the first three ...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…
... control where variables are stored in memory.
I ... as they were found in the code, but I ... 8 bits variables) are stored in $5EF1 and $5EF2, which ... them when I was paging in different ram pages, but ... created above $C000 I'm in trouble.
...Ghosts n' Goblins loaderI'm trying to put Ghosts n' Goblins onto a +3 disk but struggling to understand the mc loader. Basic loader [code] ink 7 : clear 25000 : load "" cod…
... I don't know where in memory to load it to. ... (254), A
65054: IN A, (254)
65056: RRA ... LD A, 127
65202: IN A, (254)
65204: ... (254), A
65295: IN A, (254)
65297: RRA ... , H ; This gets overwritten in the infinate lives/time hack ...What to use to create a map of the place where I live?I would like to create a map of the area where I live and, ideally, be able to explore it with a game character or at least be able to explore it usi…
... what's seen and used in The Great Escape and Where ... to store an isometric map in memory and what routine to use ...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…
... .
I considered a memory mapped approach, but that seemed ... at the address of n in memory. If you execute LD(HL ... will read n from memory and then in the next machine cycle ... the byte in the spectrum memory with one in the cpld in one instruction ...dumping protected BASIC loadersI wrote this a few weeks ago but forgot to post it. It will load & list from tape/TAP/TZX any BASIC program which has been saved with SAVE, including…
... , as was already hinted at in the subject line. It's ... the BASIC listing formatter, which in memory of my old awk program ...TAPlist - the emulator versionI've got this working reasonably well; there's just a couple of small extra features which I want to add. (Recall that TAPlist writes a formatted lis…
... listing of the BASIC program in memory to a TAP file. ... br />
Anyhoo ... In the meantime ... In its present form ...
in line 9996. These are a ... this, although it displays normally in Notepad or Wordpad.
...Anyone can help with hacking TwisterI believe I have found a truly unhackable game. Twister The mother of Charlotte.... It's the decryptor starting at 65068 I'm having problems with. …
... takes the address from screen memory and stores the byte from ... jumps around altering bytes arbitrarily in memory, so therefore needs the unaltered ...Repton ManiaHi all, I am the creator, and look after, the Repton Resource Page ([url]www.reptonresourcepage.co.uk[/url]). For the site, I have written a freely …
... games are laid out in memory. Not sure if there ... Lookup table into the screen memory
0x0A826 0xD60A ... screen memory)
The Y co-ordinates are in ... - Data (as laid out in memory); V2/3 - Second header ... pages (in +3 mode only)
Page Memory offset
New from Paul Farrow, the ZXC4This is exciting stuff!!!! Sorry if ive stepped on your toes Paul, wanted people to hear about it!!! [QUOTE]Hi I?m happy to announce the release o…
... the character set bitmaps down in memory (hence improving program compatibility ... htm[/url]
In the future I intend to ... individually added or replaced in a cartridge compilation, thereby ... yield a performance improvement) in sending data over RS232. ...Are OpenSE BASIC and SE Basic IV incompatible with Plus D?Hello, I'm considering Andrew Owen's impressive [url=http://sourceforge.net/projects/sebasic/]OpenSE BASIC[/url] and [url=http://cheveron.github.io/…
... there's no BASIC program in memory. But with these ROMs ... same happens using only its in a 48K model.
in these new ROMs, the ... 'MODE' instead of 'FORMAT' in SE Basic IV, or 'DIR ... ' instead of 'CAT' in OpenSE BASIC, and so on ...Screen buffer Tip from Raff CeccoRaff very kindly gave me this tip: "Incidentally, I remembered a trick I used on the Z80 for extra speed: When clearing the screen buffer, it was a…
... the end of the screen memory area and push zero values ... restored to its original position in memory. I think this worked because ... push 16 bits of data in one push as opposed to ...Longest songs you knowMany years ago, both my friend and I bought an EP by [i]Cathedral[/i] called [i]Statik Majik[/i], but he bought the CD and I bought the vinyl. The la…
... track on that went down in legend between the two of ... that), the track in question has grown in length in memory and we seem ... a one track album, clocking in at 52:08!
Jan Deak Tribute Music Collection[IMG]http://irrlichtproject.de/downloads/jdtribute.png[/IMG] A little beeper music collection in memory of fellow Spec-chum Jan Deak, who recently […
... /> A little beeper music collection in memory of fellow Spec-chum Jan ...Help for beginner with z80Hi chaps, I'm reasonably new with z80, but had a fair amount of experience with 68000, so decided to give a few things a go. One little thing I'm t…
... , I get the next character in my message, get it's ... my own character's location in memory, and intend to lsa left ... that you can't pass in a register to the BIT ...Playing AY music on the SpeccyCan anyone help with playing AY ripped music on the Speccy? So, let's say I want to play some ripped AY music, such as: [url]ftp://ftp.worldofspect…
... the data you should call in memory to init the routine, then ... call the data in tra_0_2.BIN per HALT command ... are two files I need in Speccy memory (the BIN files), but ...Rs232 115k programs for transfer files via PC to SpeccyHere in Italy we have recently do (and we are also on test) programs that can transfer files from PC to Speccy and viceversa at 115k.<br><br><div>I t…
... to 115k.
In practice we have done programs ... file from Speccy to PC (in 2,5 minutes)
... file from Pc to Speccy (in 6 minutes)
... file from Speccy to PC in memory of the ZX so you ... XP so It will work in EVERY conditions.
...Grammar-based data compressionI'm working on a game for the 48k Spectrum but want a way to compress a lot of screens into a small space, so I'm looking into data compression. Each…
... ? I will compress it all in advance on a fast PC ... recursively expanding out the rules (in memory each rule will probably be ...Floating Point Package Math48<br>I came across a neat little floating point package for the z80 and I'm adapting it now to work with z88dk and sdcc. There is an interesting…
... package was originally used in Blue Label Pascal for ...
As mentioned in those readmes, this package is ... keeps the floating point operands in registers. The floating point ... floating point accumulator in memory and keeps another operand in BC IX ...Scrolling colourful graphicsHi,<br>I'm experimenting with scrolling colourful graphics. I'm keeping 8 pixel empty gap between colourful blocks to avoid colour clash.<br><br>But …
... not simply shifting the values in memory.
Can you think ...Franco Jam 2015[img]https://images.justgiving.com/image/df2c15e9-7bae-453d-9181-3e171d2ba681.jpg?template=size400w&imagetype=frpphoto&trymigrate=true[/img] Over th…
... Assembly hosted the second FrancoJam in memory of Simon Franco.
He ... Spectrum.
In honour of his memory, FrancoJam was created and ...
