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Programming flash eprom on DIVIDE+Can you test it on DIVIDE PLUS ? [url]http://velesoft.speccy.cz/other/flasher-divide-plus.zip[/url] (This flash utility is WINSTON's flasher for dia…
... roms with divide systems, different zx roms and IF2 cartridge games ... main menu connect jumper back (disable flashing rom)
- press " ... /> system number 0 (rom page 1 ) - selector code
system ... or erasing 64kB sectors 0,1,7 can erase original ... -
Splitter & fixer & Kempston joystick interfaceI'm thinking of developing a small interface that combines these three elements: 1. A splitter like the [URL="http://www.worldofspectrum.org/infosee…
... and ignore signal /RD on ZX bus. This device is unusable ... PLUS ram and ROM page 1. Yes, exist free flash utility ... ]
Original kempston interfaces disable using extra memory on DIVIDE ... systems placed in virtual divide 1-15. Only virtual divide 0 ... -
Programming flash eprom on DIVIDE+Can you test it on DIVIDE PLUS ? [url]http://velesoft.speccy.cz/other/flasher-divide-plus.zip[/url] (This flash utility is WINSTON's flasher for dia…
... will full reconfigurable from ZX basic. You can change ... menu, etc... Can add "ZX ROMS" or "ROM GAMES" ... contain this basic:
1 clear 31999:load "rominst" ...
XOR 32 ;disable writing in low 16kB ram ... without need zx reset !!! OUT 23,64+24 disable any ... -
DIVIDE PLUS - ZX bus protectorI make new ZX BUS PROTECTOR for use with DIVIDE PLUS interface. This is very small "convertor" for connection to new ZX BUS connector. PCB contain on…
... convertor" for connection to new ZX BUS connector. PCB contain only ... connect to new ZX BUS any interface (interface 1, multiface, etc..) ... = external device can't disable ZX rom (only DIVIDE PLUS can ... for direct connection to ZX BUS on ZX Spectrum. Can work as ... -
DIVIDE PLUS - ZX bus protectorI make new ZX BUS PROTECTOR for use with DIVIDE PLUS interface. This is very small "convertor" for connection to new ZX BUS connector. PCB contain on…
... PCB. I can sell complete ZX-BUS-PROTECTORS or full package ... home soldering.
version 1:
- protect data bus = enable ...
- external device can't disable ZX rom via ROMCS
- all other pins are connect 1:1 -
What model next ?Hi All I already have two 48k rubber kyed 48k Spectrums and a Grey +2 What to get next. ZX Spectrum + ZX Spectrum 128 Toast Rack ZX Spectrum +3
... /> [url]http://velesoft.speccy.cz/zx/umbrella/umbrella.htm[/url]
disable reading from port 7FFD (ZX ignore reading and ... +2A/+3 (A15=0,A14=1,A1=0,IORQ=0,RD ... =1,WR=0).
I ... -
What model next ?Hi All I already have two 48k rubber kyed 48k Spectrums and a Grey +2 What to get next. ZX Spectrum + ZX Spectrum 128 Toast Rack ZX Spectrum +3
... . This GAL also disable reading from port 7FFD (ZX ignore reading and ... +2A/+3 (A15=0,A14=1,A1=0,IORQ=0,RD ... =1,WR=0).
I ... 128/+2(grey).
1) remove original chip PAL10H8 or ... #7FFD). All ports with A0=1 is fast similar as on ... -
yeah - unix for zx spectrumI started a new hobby project. An operating system for ZX Spectrum. A unix clone. Talked to my friend about it and he asked me what if after I'm done…
yeah journal, day 1:
Searched for ... [code]
; crt0.s
; zx spectrum rom startup code
di ; disable interrupts
jp init ; init ... screen
im 1 ; im 1
ei ; enable interrupts< ... -
Some TAP files not working on DivIDEOne of the people who ordered a DivIDE from me told me het can't load certain TAP files, which load perfectly on emulators. I have encountered that …
... /> [url]http://velesoft.speccy.cz/zx/divide512/xrgal.zip[/url]
ZX ram only - bit D7 ... reset mapram:
1) OUT 227,11xxxxxx - disable mapram and allram mode ... br /> 2) OUT 227,0MxxxxBA - disable conmem (disconnect divide memory). M ... -
Switching peripherals on and offis there a way in which i can add a switch to switch off peripherals and switch another one on i.e. Multiface, DivIDE etc? Can i add it on the NMI o…
... my old ZX BUS BOOSTER contain 3x ZX BUS with possibility disable devices ... &layout=2&eotf=1&sl=cs&tl ... device switching support. CPLD can disable/enable any signals for more ... -
Gigascreen - programming guideDoes anyone know of a programming guide for the 128K gigascreen screen mode, specifically a persistence colours table, some code (pref. C level or BA…
... mode used on old russian ZX clones (this mode is home ... modification). Gigascreen can be enable/disable on port #EFF7. Hardware in ... between videoram 1 and videoram 2 each TV line. ZX screen contain ... and +3 models. On other ZX clones/models with different ULA ... -
IDE Hard Drive on your Spectrum!Hello there my fellow WoS'ers Today, I am going to share with you something that has truly captivated me over the last couple of months, some of you…
... is
1. to make a 16bit IDE ... /> 2. refine it for 1 CPLD
3. design ... 1024, Scorpion 1024, ZX PROFI 1024. ZX rom can be placed ... "SNOW/RAINING" effect or disable memory and ports contention can ... .speccy.cz/profi/profi-firmware-1.htm[/url]
Classics ported or cloned on good ol' SpeccyHi, Spectrumists! I'm a fan of classic arcade games and I would like to know from you what do you think about ports or clones of such games on the S…
... special paging mode 0/1/2/3 for the ... . If you in rom disable running CPU on this points ... . All external devices for ZX can replace only low 16kB ... br /> Divide replace ZX rom with this:
1) 8kB rom + ... in low 16kB instead ZX rom. Writeprotect is selectable ...Gauging interest: ZX EvolutionHi everyone. First of all I would like to introduce myself, since this is my first post. My name is Conrad, I'm from Vancouver, BC, Canada, and I hav…
... 60-90 mins with the ZX Evo in total this whole ... tall black horizontal lines about 1 inch in length on the ... Pentagon 128 or the vanilla ZX Spectrum 48/128 and have ... a jumper setting that will disable that activity, I just haven ...Official release of new K-MOUSE 2008 interface[url]http://velesoft.speccy.cz/kmturbo2008-cz.htm[/url] This is official release of new K-MOUSE 2008 interface. New layout, design, new schematic. …
... I have noticed:
1. no sound - original Batty has ... GS sound support. And I disable also GS sound (not exist ... on real ZX). Code for speaker effects not ...A z88dk + sp1 demo (with source)Since nowadays people are still wondering about how difficult it is to make something in z88dk, I thought I just put a very simple demo to show how e…
... /****************************************
sp1 Sprite Demo 1
A simple demo ... />
Compile with:
zcc +zx -vn demo1.c -o demo1 ... sprtbl[] = {
{0,128,88,1,1}, {0,128,120,2,0 ... 0},
{0,96,56,1,1}, {0,160,88,2,0 ...A new multicolor engine called BIFROST*I'm glad to announce the release of a new multicolor engine implemented by yours truly, including high quality 16x16 tiles designed by R-Tape: [IMG]…
... PRINT AT 22,1,,: RETURN[/CODE]
[*] ZX BASIC is ... br /> 70 PRINT AT 20,1;"Demonstrating static tiles"
... /> 100 PRINT AT 20,1;"Animated tiles (4 frames)",
ZX BASIC library briefly. I noticed some official subroutines disable ...A new multicolor engine called BIFROST*I'm glad to announce the release of a new multicolor engine implemented by yours truly, including high quality 16x16 tiles designed by R-Tape: [IMG]…
... br /> // //
// BITFROST 1.0 Header File //
// //
zcc +zx -vn bfdemo.c -o ... }
// Disable Interrupts, just in case. :)
A new multicolor engine called BIFROST*I'm glad to announce the release of a new multicolor engine implemented by yours truly, including high quality 16x16 tiles designed by R-Tape: [IMG]…
... />
[QUOTE=Crisis;609557]128k zx has different timing so i ... program:
[CODE]
1 REM Convert MLT to TILES ... br /> 50 LET t=t+1: NEXT c: NEXT r< ... 7: FOR h=0 TO 1
110 POKE 48500+ ... black tile. It will just disable tile mapping so you can ...ZX-Paintbrush version 2.2 releasedDear readers, Today I released ZX-Paintbrush 2.2 with many new features. I hope you'll like it. Please refer to ZX-Paintbrush's section of my homepa…
... More intuitive selection handling:
1) The ability to draw within ... called 'FAttributeHeight', which stores 1 or 8 depending on the ... works on a fresh opened ZX-Paintbrush. You found a bug ... image. I tried to enable/disable Timex option, and even adjusting ...ZX-Paintbrush version 2.2 releasedDear readers, Today I released ZX-Paintbrush 2.2 with many new features. I hope you'll like it. Please refer to ZX-Paintbrush's section of my homepa…
... have an option to disable that? In most cases ... be fixed for ZX-Paintbrush and ZX-Editor. In the ... project ZX-Assembler. So, after the 2.2.1 will ... :-)
[QUOTE]ZX-Modules and ZX-Paintbrush are a must ... some are very good. ZX-Modules should not be seen ...BIFROST* Advanced Programming - part 1In BIFROST*, it's much easier to just make changes in the tile map and let the engine automatically draw & animate everything in multicolor for you. …
... br /> * BIFROST* ENGINE HI-DEMO #1 (optimized)
*
* Requires ... /> *
* zcc.exe +zx -lm -lndos -lbifrost -create-app ... 1);
printf("Use O/P to change");
// disable ...Stealth AllRAM SpectrumHaving just received a couple of new keyboard membranes to fix a couple of machines with, the thought crossed me that I should do a special project w…
... mode and can boot ZX rom from IDE interface ... rom emulation and next ZX roms (full 32kB 128 ... can be loaded direct from ZX basic. Allram pages for ... instead rom, then can disable memory access for all external ... adress line on ZX bus to log.1 and ignore ROMCS ...BIFROST* Advanced Programming - part 6The purpose of this demo is somewhat different from previous ones. Instead of teaching a new technique, the main goal here is to demonstrate how much…
... follows:
*
* zcc.exe +zx -lm -lndos -lbifrost -create-app ... ;
lin[1] = 72;
hrc[1] = 54;
dhrc[1] = -2;
BIFROST_enableSprites();
// now disable all non-animated tiles so ...Tutorial - learn machine code in 30mins[B][I]Message from the moderators[/I] - bigjon has requested that readers' attention be drawn to a better version of this tutorial, one which is easi…
... working knowledge of ZX Spectrum basic, and the ZX Spin emulator.< ... code!
CHAPTER 1 - Create a machine code function ... mc30mintut.sna. Here ends Chapter 1!
CHAPTER 2 - ... the keyboard is 'di' = 'disable interrupts. Its opposite is 'ei ...Coding for 128kHi all, I wonder if anyone can suggest any useful reading/threads/examples on the fundamentals of 128k coding. Chapter 24 of the +2 manual has prov…
... 16kB ram pages switched instead ZX rom. Also Divide PLUS ... enable, 0=page 1 with write protect, 1= page 2 with ... instead zx rom
..... your allram software....
For disable allram ... ..... your allram software....
For disable allram mode must be used ...The new Superfo cloneHi In the spanish forum speccy.org some guys and me have optimized the superfo clon to have less ICs. The actual design has 39 ICs versus the 45 ICs…
... is detected then can be disable kempston access...)
- connect ... will : use jumpers for enable/disable each internal device/ports + add ... ). Also is possible disable IORQ signal on ZX bus if internal ports ... set new IORQ to log.1, else new IORQ will same ...
