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Full-screen 32 columns bicolor engine NIRVANA+I'm glad to announce the release of [b]NIRVANA+ ENGINE[/b], providing support for bicolor graphics (multicolor 8x2) in 32 columns for all standard Sp…
... all standard Spectrum models (48K, 128K, +2, +2A, +2B, ... ][b]How much more memory does it use?[/b][/i ... ] uses 8677 bytes of memory, generating 22 bicolor rows. ... use 8728 bytes of memory, a difference of only ... a 32 columns multicolor routine proposed by [b]Alone ... -
WANTED Machinecode Routine for Paging in Betadisk TR-DOS v5 ROMI try to build a small MCode-program which writes the TR-DOS-ROM v4 / v5 to RAM adress 40000 an up. It´s working on TR-DOS v4 / Betadisk 48k: C…
... / Betadisk 128k:
LD C,0 ;Set DOS Routine 0 (INIT ... -
New version emulator ZEsarUX-4.0Hi I have uploaded a new version of my emulator ZEsarUX 4.0. You can download it from the project web page: http://sourceforge.net/projects/…
... it from the project web page:
http://sourceforge.net ...
Fixed contended memory timings on Spectrum 128k and +2A
Fixed ... -
Basic Screen Shadow QuestionHello, I've been porting a game to the Spectrum from another platform. So far so good and I have per pixel screen scrolling working really nicely …
... it came to using the 128K's shadow screen area and ... -2: RAM page (0-7) to map into memory at 0xc000.
Redesigning the ZX Spectrum 128k - A lifelong dreamHello, I am myPinballs (Jim) and i run a small business here in the uk making replacement 8-bit hardware pcbs for arcade pinball games as well as…
... article on my blog page describing the last 18months ... usage
• Fully spectrum 128k compatible
• 8 pages ... connection
• Uses the 128k ULA IC - Ferranti 7K010E/Amstrad ... Finally some videos with classic 128k music (similar to the wonderful ...So it occurred to me; "Why bother with going into 48K BASIC when you can just....wrap the machine code calls inside a 'RST #28;DEFW addr:RET'?" Of course, you DO need a small M/C routine to do that, and ta-daaa, here it is: [cod…
... /> Call48 RST #28 ; call a routine in the 48-BASIC environment ... program to poke it into memory:
(NOTE: i've ... of the target M/C routine on the calculator stack before ... calling my 'interface routine'
Since all 128K Spectra uses the RST ...A sped up pixel-shift routine for 1-byte–wide spritesHere’s an optimized (for speed) real-time sprite shifting routine for sprites that are one byte wide. It uses no memory variables for storage of inte…
... routine for sprites that are one byte wide. It uses no memory ... needs to be aligned in memory with something like
(The routine is shared between two sprites ...Technican Ted 48k vs 128K confusionSomething that I could not quite figure out. If you look at The Tipshop (or other places where pokes can be found) they list pokes for the 48K and 12…
... pokes for the 48K and 128K version.
http://www ... a bit to see the '128K' pokes...
However, the ... not all identical for the '128K Megamix' release, they *appear* at ... up there in the '48K' page.
The confusion here ...Memory Contention: A Hypothetical Fix?I have just had this crazy thought: If one were to wire an additional memory chip, say a 6264 8Kx8 SRAM, in parallel with the main memory so that it …
... to wire an additional memory chip, say a 6264 ... parallel with the main memory so that it sits ... Z80 reads from main memory, it might be possible ... reduce the effect of memory contention considerably. Possibly with ... model, but perhaps the 128K machines might have room ...Machine code routine neededHello! Please i'm looking for a short routine that can write the same value in a range of continous memory locations. For example, to write 255 val…
Hello!
Please i'm looking for a short routine that can write the same value in a range of continous memory locations.
For example, to write 255 value from location 40000 to 41000.
Many thanks in advance.BREAK key on 128k SpectrumWhat happens when BREAK is pressed on a 128k Spectrum? Why is it different from what happens on a 48k Spectrum. Is there a way to disable it or to …
... BREAK is pressed on a 128k Spectrum? Why is it different ... it like this pdf, on page 29
http://www ..."In nihilum reverteris": a new big text-adventure 128K in English languageHi guys. "In nihilum reverteris" - another text-game / interactive novel by Yerzmyey. Platform: ZX Spectrum 128K or higher. (C) 2018 by H-PRG.…
... Yerzmyey.
Platform: ZX Spectrum 128K or higher.
(C) 2018 ... choice.
ENTER - PageDown / next page (viewing of each chapter is ...Restoring AY registersAfter doing (not still finished) the sna to tap converter, I'm going to try to do the same for 128k snapshots. I've got threee ideas about what to do…
... do the same for 128k snapshots. I've got ... The process to load a 128k snapshot would be:
... embedded) a machine code routine that does the following steps ... part of RAM page 5, page 2 and page 0.
... can be simultaneous. The routine placed at 16384 loads ...Printing text using direct screen addressingHaving some problems printing using the FASE engine which is currently defeating me. Hoping to have someone clear out the bit of fog currently dwell…
... text working properly in 128k mode which uses page flipping to accomplish ... 't assume that the video memory is on 0x4000. You must ...problem with symbol shift and caps shift key combinations on multilayer keyboard membranesHello, I know, it is generally know that some ZX Spectrums with multilayer keyboard membranes have problems with some key combinations. Typically …
... 't work on his grey 128k +2, but it worked ... ), but worked on my grey 128k +2. Ok, i knew ... problems. I rewrote keyboard reading routine by using part of someone ... it at any place in memory and run it from here ... + and Amstrad ZX Spectrum 128k +2 it doing weird thing ...can any 128k features be accessed from 48k mode on a +2, +2a, +3, etc spectrum?like memory paging, ay sound, etc. i have seen that you can jump back into 128k basic from 48k basic on the +2a and +3 machines, using a simple ra…
like memory paging, ay sound, etc.
i have seen that you can jump back into 128k basic from 48k basic on the +2a and +3 machines, using a simple randomize usr command.Z80onDSK now compatible with +3e with ZXMMC or similarJust updated my utility to work on Spectrums equipped with +3e ROMs and IDE storage. I've tested this with ZXMMC at the moment but don't think there …
... /> ║ -m: dump memory banks and full compression to ... routine later
║ -h: make the loader code, autorun basic & 128k ... 4 : @16384-32751 user specified memory location
║ -fN: force ... in upper
║ memory for 16k games. Helps ...Help With infinite music on 128KHi :) I'm trying to play infinite simple music on 128K , but i don't know what is wrong with the loop I tried this routine but doesn't work I…
... play infinite simple music on 128K , but i don't know ...
I tried this routine but doesn't work I ... />
This is the simple routine if anyone want to help ... /> Thanks in advance
; ROUTINE BEGINS
; Trying to ...Multi-Platform Arcade Game DesignerFirst of all, I should say Hello, having left the Spectrum scene around a year ago. I'm not planning to make a return but figured that I have some n…
... option, which runs on the 128K/+2/+3/+2A/+2B. You ... with PLOT and the DISPLAY routine allows you to display a ... course there's a 54-page manual.
The latest ...ZEsarUX 8.1 stableHi! I've uploaded a new ZEsarUX 8.1 stable version. Go to the github released webpage to download it: https://github.com/chernandezba/zesaru…
... /> -debug CPU window: show interrupt routine pointer on im2 mode
-shows the memory pointer when editing memory
Improved menu ... is perfect
Fixed Spectrum 128k machines border: now ula128, scroll2017 ...New Utility ZXSTLC[b]New Utility ZX Spectrum Tape (& Disk) Loader Creator[/b] I made this utility to easily create tape and +3 disk loaders for my projects and have…
... . This utility can restore each memory page fully enabling me to use ... files for each of the 128k memory banks, while using the ROM ... , see later). For 128k programs with additional memory pages you
| need ...'Diary on the making of 'Mr.Do!' for the 48k/128k ZX Spectrum' by Mark R. JonesHere is my 'Diary on the making of 'Mr.Do!' for the 48k/128k ZX Spectrum'. It's a free, 50 page PDF. I hope you find it interesting: https://drive.go…
... 48k/128k ZX Spectrum'. It's a free, 50 page PDF ... https://i.postimg.cc/5Nc7LcSN/Page-1.jpg[/img][/url]< ... https://i.postimg.cc/CLjv4vcC/Page-2.jpg[/img][/url]< ... https://i.postimg.cc/YCMdD1P5/Page-3.jpg[/img][/url]< ... ://i.postimg.cc/x15twXDc/Page-4.jpg[/img][/url]Pickles and Pearl 128kHi, After abandoning my game Pickles and Pearl in 2008, I did a bit of work in 2020 to make it 128k and have bank switching and music etc. I ha…
... in 2020 to make it 128k and have bank switching and ... , but this version does have memory fixes and runs pretty well ...Extended Art Studio (probably) isn't an alias for Advanced Art StudioCurrently infoseek shows [i]Extended Art Studio[/i] as an alias for [i]Advanced Art Studio[/i]. However, I suspect this isn't the case. Crash [ur…
... org/details/crash-magazine-24/page/n152/mode/1up?view= ... /> Note: No mention of increased memory requirements. The review was written ... UK release of the Spectrum 128k.
Crash reviewed [ ... org/details/crash-magazine-40/page/n108/mode/1up?view= ...Zero v0.8Pigs can apparently fly because it's the v0.8 update of Zero that no one asked for but is out for public consumption anyway. Grab it [url="https:/…
... load custom symbols to represent memory locations (R Martins). Symbols ... in Options.
+ Added Memory Profiler (in Debugger) that ... /> - Fixed loading of some 128k Z80 files with trailing zeros ... woody)
- Fixed bug in page handling when loading SZX on ...Are 128K games more likely to crash than 48K ones?Hey, guys. I've been doing some experimenting with various games and even some music demos and apps, and I'm beginning to reach a conclusion that …
... reach a conclusion that the 128K versions of the games in ... aware of the memory contention issues between the Sinclair 128K "Toastrack" model ...Z80 to DSK?Does anyone know if there is a prog that can convert z80,tzx or tap files to dsk format? I have access to a friends pc that has a 3 inch drive which …
Z80 is a memory snapshot - hence it stores the ... each page, save that to disk, then write a custom loading routine ...
