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Need help with tzxing once again :)You people helped me so much in this thread witch a custom loader: [url]http://www.worldofspectrum.org/forums/showthread.php?t=36109[/url] Maybe we…
... in the 2 parts with ROM loading timings, I used ... , though), here is the TZX, check if it's ok ... a question of building the TZX (I use Claus Jahn' ... last used bits from the text file and that's it. It works in ... just adapted for this loader in a hurry, sorry for ... -
Need help with tzxing once again :)You people helped me so much in this thread witch a custom loader: [url]http://www.worldofspectrum.org/forums/showthread.php?t=36109[/url] Maybe we…
... change the number of bits in the last byte, I still don't ...
Here is a TZX file for this one:
tzx[/url]
tzx where magic number ... counting loops so this tzx need to be checked ... the one you include in the TZX. Aren't you using ... -
Need help with tzxing once again :)You people helped me so much in this thread witch a custom loader: [url]http://www.worldofspectrum.org/forums/showthread.php?t=36109[/url] Maybe we…
... ,
i make tzx from sample who i ... .
here is correct tzx i hope
[url ... -ip.org/wos/newTrzyWymiary.tzx[/url] from Ralf sample ... /> give us your version of tzx lfaria to see :)
... "pairs", the number of bits in the last byte (sometimes there's a ... -
Up/Down Left/Right scrollCan anybody give a newbie some pointer to simple one char scrolling by pixel? I've looked at a lot of resources, but as you can imagine, it's all a …
... sprite byte
[/code]
Two rotation tables are used that ... G right x pixels in the current byte with 0s stuffed on ... 'dec h'. The lower 3 bits of the pixel x coordinate ... on the last byte of sprite data being carried forward in the L ... -
about Back to SkoolHi All, Back to Skool today! :) [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0000362[/url] I got original tape and make samples for side a …
... not tried to re-TZX it since the last time! :)
... that I tried to TZX back in the day. I guess ... mentioned here.
TZX: [url]http://www.mediafire.com ... pain :razz: Hope the TZX and WAV are some ... got 7 bits instead of 8 for the last byte so dropped ... -
Machine Code Routine of the weekHow about a thread that has a routine each week that is in [B]assembly language[/B] and is also described in great detail what the hell is going on …
... one byte past last digit written)
; carry set if in write ... zeroes can be used is in printing a hex ... br /> jp stdio_atou ; complete job in 16-bits
; used to intialize data structures quickly ... -
[Update] Lone Wolf - The Mirror of Death - AudiogenicHi folks, I know we already have a TZX of this, but I can't help feeling that it needs it's blocks deconstructed into Pilot/Sync/Date blocks/pulses …
... whole tape (that would result in a mamoth file), just part ... 's the same deck as used for these samples, the speed ... FF FF FF FE (last byte only 7 bits long), and why does ... reported error in the data part of Title 2, 2 bits with ... -
ZX7: an "optimal" LZ77 packerAbout 20 years ago, I started a M.Sc. in Computing, planning to work on data compression. Although I quickly changed to another subject for a number …
... : the bits lost in the matches are more than the bits won in the ... built a simple test suite in Java for ZX7 to validate ... it, before implementing it in C. Using this, I can ... to read 3 bits from the byte stream only. These bits will distinguish ... -
RAM Diagnostic ROMhi all, i burn this ROM from here [url]http://www.fruitcake.plus.com/Sinclair/Interface2/Cartridges/Interface2_RC_New_RAM_Tester.htm[/url] and i a…
... bits = one byte) processor, so it talks to the memory chips in byte ... bus is 8 bits wide (one byte) and is bi ... chip (of the type used in this model of Spectrum) ... Because this is a 128k byte machine, there are two ... .
And last of all, it is possible ... -
RAM Diagnostic ROMhi all, i burn this ROM from here [url]http://www.fruitcake.plus.com/Sinclair/Interface2/Cartridges/Interface2_RC_New_RAM_Tester.htm[/url] and i a…
... bits = one byte) processor, so it talks to the memory chips in byte ... bus is 8 bits wide (one byte) and is bi ... chip (of the type used in this model of Spectrum) ... Because this is a 128k byte machine, there are two ... .
And last of all, it is possible ... -
Rocky Gush Floppy Drive InterfaceI have a Rocky Gush Floppy Drive Interface which I would like to post the details under the Hardware section of the website. What is correct procedur…
... from the 'ULA ROM' (bits 4 and 6, respectively) ... from the 'ULA ROM', bits 5 and 7 respectively) ... s actually in the SYM_CODES list, but is used by ... trap. It's the last byte of CALL $0074![/QUOTE]< ... have to jump to that last byte of the instruction directly, ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... so far.
;; BC is used as a pair to hold ... the constants
;; used for detecting sync pulses to ... or c ; add bits from low byte
jr z,. ... br />
In the demo TZX, the bootstrap code that ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
...
;; constant used to initialize .read_edge's ... or e ; add bits from low byte
jr ... border ; put border colour in accumulator
or 8 ... s a new TZX, "47loader_543_2.tzx", on my ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... cp 0x41 ; compare against current bits (7T)
; (on ... 47loader hasn't used either H or L ... as the register in which the byte is assembled.
TZX is in my SkyDrive[/url]; ... -
The making of R-Type on the speccy book, free downloadBob Pape, the guy who wrote R-Type on the speccy has made his book, "IT'S BEHIND YOU: the making of a computer game", available for free download: [u…
... s true for most 8-bits and you usually find ... smooth scroll can be done in a [i]ridiculously[/i] ... can switch which bank is in use using a raster ... space can still be freely used for code or data ... they sit on 64 byte boundaries so the last byte is never visible ... -
What would be the simplest tape loading routine?I'm searching for some small assembly snippet I can use to load a (headerless or not) block from tape into RAM I can embed in my C games to load furt…
... bytes and the last byte is the 'parity' byte.
BITS' loop is used to build up a byte in the ... the byte against the
AND +20 'last edge ... A,C Change the 'last edge-type'
CPL ... -
bit manipulation conundrumWhat's a neat way to change this bit pattern in registers BCDE: [code]Loop0: ;change B:00000000 C:abcdefgh D:ijklmnop E:qrstuvwx[/code] to this bit …
... for simplicity I used a whole byte for each (bases ... deal with in 3-byte segments as 24 bits divides by ... thought that fitting 2/byte would simplify things, ... each addition except the last one, carrying forward any ... forms of the number used one byte per digit, so ... -
Need help with custom loaders againGorski, Lfaria are you still here? :) I have more MIA software saved with Szybka Pamiec Tasmowa loader. This is [B]"Czytaj i pisz po angielsku"[/B] …
... as it is byte-based and the last byte uses just one ... for the syncs.
The used constant is 0x200, giving 512 ... 4 pilot bits, totalling 2048 pilot 'bits'.
The last pilot byte is 01010011 ... pilot 'bits' to that followed by the syncs.
In the ... -
Is ESXDOS flexible enough to incorporate e.g. Spectranet commands?I was just discussing the idea with someone about the wish some people have to be able to combine interfaces such as DivIDE (Plus) / DivMMC EnJOY! wi…
... (address past last byte written)
; bc = remaining space in buffer
< ... off the top bits to identify a (512-byte) sector and see ... one, read a 512 byte sector in and then satisfy the ... give up the least-recently-used ones on request from the ... -
Kliatba Noci IssuesI am having issues loading - not playing, LOADING - Kliatba Noci on my 128K Spectrum (Toastrack). The game seems to load the first two blocks, then I…
... FLAC Player (the games are in FLAC audio - MP3 doesn't ... to load some extra bits after the last byte of a fake header ... must be converted from a TZX which include those extra data ... -
Help needed with MIA software with custom (?) loaderHi, I've got into my hands recently a bunch of Polish educational software which are unknown MIA on WOS. I believe they are protected with some…
...
And regarding a TZX encoding, I've been shown ... 0x06AE ; ONE
0x08 ; Used bits
0x0000 ; no pause
0x07 ; Used bits
0x0000 ; no pause
0xYY ; Data byte
Resulting in 144Kb for this block ... -
Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…
... br /> ret
; erase last char written to screen
byte longer
IF 0 ; currently not being used
; count number of set bits in E
ld b, e ... last frame
str_prompt db "> " ; cheeky, use the first byte ... -
Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…
... br /> ret
; erase last char written to screen
byte longer
IF 0 ; currently not being used
; count number of set bits in E
ld b, e ... last frame
str_prompt db "> " ; cheeky, use the first byte ... -
Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…
... br /> ret
; erase last char written to screen
byte longer
IF 0 ; currently not being used
; count number of set bits in E
ld b, e ... last frame
str_prompt db "> " ; cheeky, use the first byte ... -
Solution for overwritten stack in 48k SNA filesIt has been known for quite some time now that the 48k SNA file format has one serious fault, which is described in the file formats section on the W…
... SNA file format is used by many emulators and ... majority of emulators. I used it in my own emulator and ... as in the "ordinary" SNA file format and the last two ... just doesn't do the last step.
... as in the original format, and leave the last two ... -
.tzx vault work in progressHi everyone, It's only been a week or so since the last vault update and already we have about 30 more tape dumps.... The team has received a coupl…
... week or so since the last vault update and already we ... moment, once the donations come in then I can purchase them ...
