-
zx invaders on a real spectrum problemok i have not been using spectrum basic in years and i am rusty. I am making a space invaders type game and i got the movement on my ship (left and …
... but i cant get it to move up screen.
what i ... ?
i am open to anyway of getting this done ... the aliens and getting every "." to hit them.
cheers -
zx invaders on a real spectrum problemok i have not been using spectrum basic in years and i am rusty. I am making a space invaders type game and i got the movement on my ship (left and …
... but i cant get it to move up screen.
what i ... ?
i am open to anyway of getting this done ... the aliens and getting every "." to hit them.
cheers -
Interview with Bob Wakelin. elmundodelspectrum.comHere you have the interview with Bob Wakelin from [URL="http://www.elmundodelspectrum.com"]elmundodelspectrum.com[/URL] in its original format. Enjoy…
... the projects he was going to give to Blair. I think Blair ... internet days, I used to have to buy huge amounts of reference ... were crazy so I had to move fast, and some of them, ... had to abandon traditional airbrush equipment and move to photoshop in order to make ... -
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…
... interface with own external memory. Thanks to very good memory mapping system can ... , screen backup, etc...
[B]ROM 8kB:[/B]
rom memory ... classic mode[/B] after jump to memory mapper point (without mapram bit ... -
JSW1 - Game Loader DifferencesThere were four releases (five if you count the PGC bugfix) although with a few exceptions the loaders are about the same. [B]Loader: Pre-Production…
... lower memory point to allow the Speedlock saver to sit in upper memory.
screen memory downwards. Unfortunately, the 'save' ... these it will be interesting to examine as there is ... are very dificult to use, I've yet to manage it.< ... -
Binary to REMHi, I'd like to convert binary data stored on tape into BASIC rem statements that I will then save to disk. Is there a utility to extract the files …
... br />
I'd like to convert binary data stored on ... that I will then save to disk. Is there a utility ... and then saving the memory area to disk to extract it with disk ... way. I'd like to get the actual binary bytes ... tape (minus the header) to a file on the pc ... -
Math Quiz - MultiplicationThe topic is fast multiplication routines, from 8x8 to 32x32 and all points in between. These functions sit underneath floating point libraries, gen…
The topic is fast multiplication routines, from 8x8 to 32x32 and all ... 's interest in being fast but not to the point where it ... takes a silly amount of memory ... de, hl
; try to reduce the multiplication
Calling people with Diagboards.....and who have toastracks or grey +2's with all socketed memory :) I'm finishing off modifications to the Diagboard firmware to expand its testing c…
... memory :)
I'm finishing off modifications to the Diagboard firmware to ... to 128K / grey +2 machines, and to make it easier to determine when memory ... even being able to output to screen the specific upper ... or +2 with socketed memory, which is where ...Python script to scrape Amazon.com book reviewsI've been meaning to read the Gollancz Fantasy Masterworks (roughly 40 books) and Sci-Fi Masterworks (roughly 100+ books) lists for a while now, but …
... page_code = page_code[loc:]
# move to 'http'
start = page_code.find ... ('http')
# move to end of url, extract it ... br /> # construct rating line to write to csv
# format is:< ...Timex contended memory timings, the TS2068 kludge board and EXROM at $4000 - $7FFFI haven't seen this documented anywhere yet so I thought I'd share my findings. I've been investigating contended memory timings on the Timex Sinclai…
... attention to bits 2 and 3 in port F4 when applying memory ... signal should go low during memory accesses to $4000 - $7FFF but only ... to the VRAM at those addresses as well as the cartridge memory ... sure TS# is low during memory accesses to $4000 - $7FFF with EXROM ...ANN: Pro-Dos V2 for Sam COUPE onlinefrom [url=http://www.samcoupe-pro-dos.co.uk]www.samcoupe-pro-dos.co.uk[/url] A big thank you to Chris Pile for his work on getting this project fini…
... performance, with particular attention paid to screen output
... />
Retro green-screen look with funky flashing cursor ... save/restore your chosen screen colours to/from the Trinity ... />
Better memory use to allow v2.0 to retain v1.9 ...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 …
... table into the screen memory (0x4000 to 0x57FF & 0x5800 to 0x5AFF)
0x08772 ... opening screen
0x1166C 0x896C Lookup table into the screen memory (0x4000 to 0x57FF ... & 0x5800 to 0x5AFF)
...Hooky - hook ZX ROM and rewire RST and NMI to RAM - rantThis is a rather long rant. Not for short tempered. :) The objective is to hook into RST "vectors" and NMI on a Spectrum without affecting the normal…
... IM1 routines. :)
--- HOW TO INTERCEPT?
The only ... will simply jump to a jump to the original destination. ... ; ... loop code sets every memory location to 2.
uploop:
... ROM /after memory check/ and rewire it to this part; ...Problem Reading the KeyboardHi Folks, I'm working my way through Toni Baker's rather good book and thought I'd write some code to scan the keyboard and store the results so tha…
... current keyboard state to the old keyboard state memory area
... states in current keyboard state memory area
;4 - ... keybstates in current key state memory area
_storeKey1 ;First ... key wasn't pressed so move to next key
LD ...Double Buffer UtilityHi Folks, I've been experimenting with double buffering on a 48k Speccy for a small project I'm working on. After reading lots of good advice here…
... # - Output is to screen only - if you want to write to file then have ... #6.3 - Set SP to relevant place in screen memory
screenX = min ... /> #6.4 - Push the registers to populate screen memory
numRegs = min(numRegs ...'Ocean Draw' instructionsHere are the instructions for the screen and sprite editor used in-house at Ocean Software, possibly typed up by Joffa Smifff (as the 2 of the sprite…
... STORE UDG
QWEADZXC - MOVE PIXEL
NUMBERS CHANGE INK ...
CURSER KEYS -MOVE CURSER
ALL LETTERS PRINT ... UPPER CASE
BREAK -RETURN TO SCREEN MODE
GRAPH -USER ... /> 3 -FETCH SPRITE FROM STORE TO SCREEN
4 -SHIFT ...Tinkering with DMASo, some afternoon tinkering... [img]http://photo.alioth.net/tmp/dma_small.jpg[/img] The purpose of this all is to see what's possible using the Xi…
... Speccy, as a DMA (direct memory access, in other words - ... control of the bus, written to screen memory, then released control.
... the same memory write timings, this is reduced to 6 T ... two bytes.
* Memory to memory transfers
On the Z80 ...New Manic Miner Remake written in AGK Basic and available on Mac OS X and Windows.<div style="font-weight: normal;">Hi,</div><div style="font-weight: normal;"><br></div><div style="font-weight: normal;">I've released a re-write of …
... on my old btinternet account move to here :-
https://jasebrooks.wordpress ... piano loading screen, the game will show you how to complete it ... it will show you how to complete a level you are ... ve been trying to contact Matt Smith though to gain his approval ...Subtract 4 from an addressThis is a novice Z80 question really: I'm trying to vertical scroll my back buffer, but I'm not sure of the quickest way to apply an offset and mo…
... , and only there to allow sprites to exit the screen smoothly. The area ... I need to vertical scroll ... simply need to subtract 4 from the address to move to the line above ...z80 assembly helpEver since I was a child I wanted to program my zx81 then my zx spectrum + 2. However, it was such a mystical beast and I only ever used BASIC not kn…
... displaying an asterics to screen and having it move to the top ... this prints the space to screen effectively drawing over the ... Why/what does this print to screen?
ld a,(xcoord ... Why/what does this print to screen?
ld a,(ycoord) ...The history of ESXDOS, the DivMMC and the DivMMC EnJOY![img]http://benophetinternet.nl/hobby/divmmc_history/1%20esxdos.jpg[/img] These are the stories behind esxDOS, the most popular operating system e…
... we must ask what
screen is active
- try ... br /> - buffers for sectors/debugger screen corruption
- just got ... save the bit of screen that the requestor will ... /> - swap partition
- virtual memory up to 4Mb
RAM1 - ...mkloader - compressed loading screen makerI made a new tool, available on my github at: [url="https://github.com/jarikomppa/speccy"]https://github.com/jarikomppa/speccy[/url] The tool gene…
... , decompresses the embedded compressed loading screen to screen, loads the next block and ... .75k of a "normal" loading screen:
[img]https://dl.dropboxusercontent ...48K Memory MapHi, I'm having some trouble understanding the top of the 48K Memory Map. From reading elsewhere I have this as the memory map: 0 to 16383 - …
... the top of the 48K Memory Map.
to 16383 - Read Only Memory
16384 to 22527 - Display File
22528 to ...
23755 to 65367 - Available Memory
65368 to 65535 - User ... Mark the area '23755 to 65367 - Available Memory'
...New version emulator ZEsarUX-4.1Hi I have uploaded a new stable version of my emulator ZEsarUX 4.1 You can download it from the project page: http://sourceforge.net/project…
... /memory
-Added On Screen keyboard, useful when using joystick
To ...Proportional fontsI've been doing some proportional font drawing, purely on C level at the moment, but it's orders of magnitude slower than I'd want it to be. It's sti…
... I don't know how fast it is, but from ... doesn't fit, we move to the next byte, shift ... that hops from scanline to scanline, handling one character ... version is more pleasing to the eye, probably because ... we're more used to "typewriter" output. (In ...Can I name a subroutine and then call it by name?No thats not really exactly the problem. I wrote 4 lines of Basic that draws an 8x8 square and then told it to check x,y and subtract 4 from x or y t…
... square and then told it to check x,y and ... from x or y to get the square to move to the left - just ... draw,draw.draw would be fast enough and half a character ... it doesnt. Its quite fast but theres a flicker so ... need to OVER print but to do that the square has to ...A Neat Redefine Keys RoutinePreviously, I’ve only shared this routine with a couple of people via PM, but I’ve now decided to make it public. I optimized it for size, so it uses…
... ;(c) 2017
;————————PREPARE SCREEN AND DISPLAY CONTROLS———————
call 3503 ;clear screen, open channel “S”
< ... br /> ld de,3 ;move to the next
add ix ... from the subroutine, move on to scan the next key ...New BasinC v1.7 I was away from sinclair scene for a long time, I cannot find any time to log on to wos forums. I hope everybody is doing well here. As many of…
... the bottom of the screen should work ok even ... item sends basinc's memory snapshot to an external utility, such ... Fixed - Missing Border icons on Screen Paintbox (paddy)
Fixed - ... Added - Spanish language for main screen. (by Sergio Baldoví)
< ...Drawing LinesHas anyone got any experience of coding a Bresenham line drawing algorithm on the Speccy? I've had a go and I find the algorithm has quite a few s…
... that's with cacheing the screen byte in a register and ... adjacent pixels to that, before writing it back to the screen.
to plot each pixel on the screen as it ... shallow diagonal lines going as fast as possible, to start with.Trying to remember a platform gameI used to play a game with my dad that had a moon that was semi clouded over in the background. You would go from screen to screen collecting and ma…
I used to play a game with my ... background. You would go from screen to screen collecting and maybe shooting things ... search but I have nothing to search from this!
