-
Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…
... load single files into fragmented memory and it is proving to ... guess the Spectrum's limited memory and inability to deal with ... state info
; > ECX = Channel selection for stereo source (0 Left ... -
TAP files for the TS 2068Hi, just recently bought a TS 2068 and found "Taper" on the web. Downloaded it and began to use it only to discover that it would not open TS 2068 fi…
... a built in bank selection memory management unit with the ... the included hardware. This memory management hardware made cartridges possible ... the worry of knowing ROM memory locations. A machine code ... use of the extra memory capability. It already used ... -
Silver speccy on the inside, you know what it is ?I was looking at one of my 48k speccys it has a label underneath with the serial printed on it and signed and dated, there is no permanent serial num…
... ), which is for TV modulator channel selection.
But I've ... -
Silver speccy on the inside, you know what it is ?I was looking at one of my 48k speccys it has a label underneath with the serial printed on it and signed and dated, there is no permanent serial num…
... which got a switch for channel selection which sounds likely
Question about 2-channel beeper musicI confess I haven't tried all the available beeper utilities and software. I always found music software confusing and trackers are not for me. I kno…
... and want to play two-channel music without having to ... , I know...) for each channel. From all the currently available ... to play my two-channel tune and at the ... also store both channels in memory instead of using DATA ... after one note in one channel if a note in ...Publishers logos and biosAs we are getting more development done, we are looking at extra details not currently available, so will be creating new categories asking for submi…
... Digital Systems Ltd
Advanced Memory Systems Ltd
Advance Software ... - 03
The Micro Selection
The Micro Selection - 499
Griffin ...
Digital Fantasia - 01
Channel 8 Software - 01
Electronic ...128K memory bank selection to avoid contention issuesI'm currently developing a game and I'm trying to get my head around the memory contention issues of the various 128K/+2/+2A/+3 spectrum models in or…
... get my head around the memory contention issues of the various ... best use of the extra memory. I've searched the forums ... /> I can understand that the memory is divided up into banks ...My own Home Computer It's true. My company are planning to build a new Home Computer. It will use a Z80 CPU running at 6mhz, 128k Ram and will run all Spectrum and ZX81 …
... is used as Spectrum contended memory.
D1 - selects ... 64k video memory.
64k video memory probably won' ... of memory, with a variable starting point making the selection ... from RAM.
Software channel balancing a good idea.< ...Testing RAM Chips After RemovalHi I am going to use Winstons Hot Air Gun method of removing the RAM chips from a 4S circuit board. I wish to check the RAM chips, I have a Logic Pr…
... work)
- A P-channel MOSFET for /ROMCS (can be ... )
- A P-channel and N-channel MOSFET to form a ... with port 63, and the memory bank with port 31 ( ... 0 to 4 select the memory bank, bit 5 controls ... menu system to allow easy selection/loading of a 16K rom ...Double Dragon 128k - The graphicsAs you are all probably aware, I tried gathering a team of people together a few years back to make a totally re-programmed version of Double Dragon …
... where i have one channel just for fx and ... for two channel ay music and one channel fx are ... is better if noise channel pitch is controlled by ... look what memory we have left and make selection of ... for speccy capability (especially memory footprint is pain, lot ...MB03 UltimateDear ZX friends, you may have heard of MB-02+, probably the best disk interface for ZX Spectrum, originated back in the 90's. Although not much sp…
... , 512kB RAM paged in lower memory, tape emulation…). Ok, with ... appears a neat animation with selection:
1. BS Dos ... tool and test your Spectrum, memory ULA timing, etc.
< ... also LED Matrix showing AY channel volumes at the moment.
AY musicThis is a format I'm proposing for an AY music player. If anyone can see any problems or anywhere it can be improved please say so. An AY music form…
... /> D Pattern Delay / Channel control - 2bit swop channel streams 2bit null 1byte ... 2byte values containing the instrument memory loaction offsets plus a final ... at the bottom of the memory 16k in the top ... can be used at any memory location. Thus all the ...Spectaculator 2.0 availableHi, I've just released a new version of Spectaculator. It should be on WOS in a few days. Here's a cut 'n' paste from comp.sys.sinclair: Spectacula…
... . Will even play the multi-channel music
on games such ... or rewind
o Memory contention and scanline-based multicolour ...Quiz VI - Trident on VESA Local Bus.... Something to keep everyone busy while Arjun sorts out his caboodle of questions.... Ok, 12 quick fire questions.. Some cryptic - you`ll have to un…
... )
4: What memory address should be Poked to ... change memory banks/pages in a 128k ... )
5: 2 channel music program with Young Guns ...Memory usageBrowsing the online documentation for the Spectrum I came across a peculiar discrepency. As we all know the start of the RAM is at 16384 which is whe…
... is where the screen memory resides. The screen memory ends at 23296 ... is what on earth the memory before KSTATE and after the ... video memory is used for on a ...128 Memory PagingI'm having a problem getting my brain around paging. Well, actually the bit I don't understand is how reading I/O ports works! I hope the collective …
... />
Port 32765 controls the memory paging. Bits 0-2 determine ...New BASin (Alpha Release 9) upHi all, Since you're more interested in here about BASin, here's the new update announcement. There's no major changes to the way the system work…
... small bug which allowed the Memory editor to crash the app ... too.
Fixed the selection offsets, any selection now includes the character ... a small bug in the selection code - no more totally black ...BASin Release 9a availableJust a quick not to say that an updated (ie, bug fixed) BASin is available. A list of what's new for release 9: Fixed a bug in the line tokeniser th…
... from the start of BASIC memory) (Mike Wynne)
Set the ... small bug which allowed the Memory editor to crash the app ... too.
Fixed the selection offsets, any selection now includes the character ... a small bug in the selection code - no more totally ...ZX80/81 memory expansion and 48k + Lightpen for saleAll are in original packaging and the lightpen has it's software and manual. The memory expansion is a 16k one. E-mail me at [email="patrick@wych01…
All are in original packaging and the lightpen has it's software and manual.
The memory expansion is a 16k one.
E-mail me at [email="patrick@wych01.freeserve.co.uk"]patrick@wych01.freeserve.co.uk[/email] if intrested..[NEW]: Spectaculator 6.0Spectaculator is a Sinclair ZX Spectrum emulator for PCs running Windows 95, 98, ME, NT 4, 2000 and XP. Spectaculator emulates the 16K/48K/128K/+2/+…
... and Scorpion with
4-channel 8-bit digital stereo sound ...
(little-endian) in main memory.
- Displays can be ... and data from either main memory or a
specific RAM ...Artist / Artists Required For 3 Brand-New Spectrum Game ProjectsHi all, I am currently looking for high quality sprite and background tile artists for 3 forthcoming Spectrum games I have on the go at the moment. …
... better obviously!!! ;)
Memory will be tight, as I ... to do 48k music (multi channel if possible) for front-ends ...Entire Sinclair Software Collection For Sale - Built Up Since 1988!Sinclair Spectrum Software For Sale Information below includes the title of the software, the type of media it is supplied on and the price. I can a…
... : Trail Of Darkness (The Micro Selection/Softek ? 1986)
48K ... Your Graphics Programming And Save Memory.]?????????????????????????????????? (Print ?N? Plotter Products ? 1984 ...CHROME: a new ZX model! :)Probably You know already about 'last days news', but well... ;) Such informations are so important that I'll put it here: here is a news about n…
... / 7.1 MHz
Ram memory 64K (spectrum basic), 8K Disk ... rom
Ram Memory 160K (paged in 16K chunks ... Disk ram
Sound 3 channel, 7 octave, white noise, stereo ... output, 1 channel internal
speaker
I ...memory is filled up under Win XP when opening many filesDear friends, I have the big and strange problem that ZX-Rainbow's game scanner is not working properly under Windows XP. I figured out (during a ti…
... in the virtual memory), so that the memory is filled up with ... the file stream, freeing the memory.
I wrote another testing ... the complete file content in memory.
The problem does ...Memory Available for 16k and 48kAm I right in thinking that if I am writing a 16k Game, I have 8k available for the machine code prog 6000h to 8000h, and for a 48k game I have 40K a…
... /> If so, what are the memory areas available for 16k and ...Strange layout of Spectrum video memoryHello, does anyone have an idea why the Spectrum's video memory has such a strange layout? I understand that a resolution of 256x192 is an easy mean…
... why the Spectrum's video memory has such a strange layout ... it easier to address video memory. I also understand that the ... ) are a compromise to limited memory. But where does the line ...what extra port for extra memory ? (256K, 512K, 1024K, etc.)I know that Pentagon uses some extra bits from port 7FFD for extra memory pging: - for 512K model, bit 6 & 7 of port 7FFD - for 1024K model, bit 5, 6…
... from port 7FFD for extra memory pging:
- for ... those bits for extra memory switching and if it ... / port DFFD for extra memory paging.
What is ... keep track of a memory bank number, by combining ... established port for extra memory, other than the Pentagon ...SPIN - debugger / fill memory / how ?I try to fill the screen with 00 value, but I don't get the expected result. - pause the game - debugger - hex numbers - fill memory block - fill wi…
...
- hex numbers
- fill memory block
- fill with 00 ...
- main memory
- start address - 4000
- ok
then
- view memory
- all screen data is ...Star Tip 2 - Tim Follin's 3 Channel Sound - info reqd.Hello there, I've decided to throw myself in at the deep end and decipher Tim Follin's "Star Tip 2", which produced some incredible 3 channel sound …
... ", which produced some incredible 3 channel sound on my 48K Spectrum ...
