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Is it possible to run a single BASIC line via a ROM CALL of the Standard ZX 48k ROM?On: https://cygnus.speccy.cz/popis_trdos-assembler.php I found the following code: [code] CHADD equ 23645 ; Location of SOS variable CHADD ld…
... via a CALL to TRDOS/Betadisk-ROM (15619 on TRDOS v5).
ROM? -
spectrum48 with Betadisk and CP/MHi out there, I'm just poking in my old Spectrum hardware again ;) Most of it is homebuilt, in the late 80s in the former GDR(east germany). I made …
... germany). I made a Betadisk-interface and upgraded some RAM ... timte to time.
The Betadisk-Rom is very rare, because it ... /> 1. can anyone provide the Betadisk schematics (my desolate copies are ... labeled ("Betadisk 5.03" and have been ... -
Thought this would be simple... Z80Hi Folks, Started to read "Beyond simple BASIC, Delving Deeper into your ZX Spectrum" by Dilwyn Jones. This is a great book and I came across the…
... across the section about ROM routines which suggested ... X Coordinate
CALL 8927 ; ROM PLOT Command
... SGN(X)
CALL 9402 ; ROM LINE DRAWING Subroutine
... Complete ZX Spectrum ROM Disassembly LINE-DRAWING subroutine within ... -
Yet another TR-DOS questionI have yet another TR-DOS problem. I am using "LD C, command; CALL #3D13" to call the system functions. The problem is that TR-DOS automatically enab…
Indeed. I initially thought it was using the #0038h interrupt for whatever purpose, but I've only now seen that the BetaDisk ROM's interrupt handler is "EI; RET" !
:o ! (sound of slapped forehead)
Wait a minute... -
Spectrum emulator tests on WEB?I searched little with google, but didn't find it. Can I get some URL?
... . You can see Interface1 ROM, Betadisk ROM plus specific dll's for ... , by having it's firmware (ROM)... -
Russian clone of ZX-Spectrum 48kThe classic russian clone of ZX-Spectrum 48k [URL="http://sblive.narod.ru/ZX-Spectrum/Leningrad48k/Leningrad48k.htm"]http://sblive.narod.ru/ZX-Spect…
... addition information about Betadisk hardware is wrong.
The ROM gets paged ... used for direct access to Betadisk ROM because it contains NOP:RET ... working, except #FF, it allows Betadisk ROM to change RAM pages via ... -
New Spectrum HardwareHi all. Well its Friday so it seems as good a time as any (business is a bit slack at the moment) to start up a thread about creating new Spectrum ha…
... purchaser, the copyright in the BetaDisk ROM would revert to the original ... with a flashable ROM and the OpenZX ROM preinstalled. That ought ... sufficient to LOAD an alternate ROM image from tape. You ... enabling users to capture the ROM image from their original ... -
basito: CPC Basic interpreterHello. I'm writing a Basic Interpreter compatible with the Amstrad CPC series Locomotive Basic. It's still in a very early development stage, but al…
... openzxrom, disabling the cursor in line input, but the keyboard ... />
Basizx currently uses the rom line input routine, that openzx does ... a version with his own line input and several other ... order to have a complete rom replacement, in addition to ... -
can someone help with a rom routinei have been trying to draw a simple line with a the rom routine , but i just cant get it to work , so if anyone can give me an example in z80 that wo…
... 9146 (23BAh)
The ROM line-drawing routine proper starts at ... to the end of your line. On entry the DE registers ... code equivalent to the BASIC line DRAW 0,175 would look ... point plotted while drawing the line and an error will occur ... -
ZXDS 1.0.0Hello, new [URL="http://zxds.raxoft.cz/"]ZXDS release[/URL] is out of the door. Now ZXDS has all the features I have only dreamed about 5 years ago,…
... 't support ZXSTROM nor embedded Betadisk ROM either.
Loading custom ... ROM from external file instead of ... -
ZXDS 1.0.0Hello, new [URL="http://zxds.raxoft.cz/"]ZXDS release[/URL] is out of the door. Now ZXDS has all the features I have only dreamed about 5 years ago,…
... 't support ZXSTROM nor embedded Betadisk ROM either.
Loading custom ... ROM from external file instead of ... the default 48.ROM with an IF2 ROM would suffice for running ... user to have the right ROM in before restoring a save ... -
Which Emulator supports Betadisk48?Hi out there and happy new year, I'm looking for an emulator to run with my vision1.7 trdos-rom in 48 mode. Unfortunately most emus only support Bet…
... .1" wich works with the ROM.
[/QUOTE]
Can ... (the Beta 4.82/Vision ROM (Size 16k)) with SpecEmu 3 ... work / can?t see any Betadisk / TRDOS-Options in SpecEmu 3 ... question: Do you know if Betadisk ROM v4 (v4.12) is 8k ... -
Which Emulator supports Betadisk48?Hi out there and happy new year, I'm looking for an emulator to run with my vision1.7 trdos-rom in 48 mode. Unfortunately most emus only support Bet…
... question: Do you know if Betadisk ROM v4 (v4.12) is 8k ... Beta TR-DOS v4.12 ROM is 8k in size.
Emulator suggestion Betadisk 48k TRDOS v4 adress redirection to Betadisk TRDOS v5Hi, may I suggest the following: As there are some older programs only running on Betadisk 48k with TR-DOS v4 and it´s adresses 15360/15363 ins…
... 80, we build recreated BetaDisk interfaces using ROM Versions between 3 and ... easy to patch a newer ROM, but that needs proper documentation ... would just use an older BetaDisk Rom for emulation.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…
... Advance CH-ADD along the line. (ROM from 1B28 onwards)
... are allowed in a single line. (ROM)
0x5B0A RST 18 ... ,(HL) ; The line number of the line(ROM)
0x5B95 INC ... ; of the line.(ROM)
0x5B9D INC HL ; (ROM)
0x5B9E ...ISO ROM 128 with TR-DOS 5.05(cz)This is new correct version of ISO ROM for ZX + BETADISK. Some extra basic command is designed specially for use in conmination with TR-DOS 5.05(cz).…
... correct version of ISO ROM for ZX + BETADISK. Some extra basic command ... tr-dos rom)
! (start DOS and show command line)
!CAT ... can be writed in basic line after char "!". This char replace ... all 128kB of memory
BETADISK - jump to tr-dos + ...How works the Line-Draw ROM routine ?The 'complete spectrum rom dissasembly.pdf' show info related to the draw rom subroutine. The Line-Draw require two sets of parameters: X,Y coordinat…
... related to the draw rom subroutine. The Line-Draw require two sets ... working example to draw a line in asm ? because i cant ...Searching for correct Betadisk 48k TR-DOS v4.12 ROM (Save ROM via TRDOS-Prompt to Disk)Hi, I have two ROM-Files which should be read out from an original Betadisk 48 Interface TRDOS v4.12 (ROM-Size 8k). But when I compare them, they…
... ROM-Files which should be read out from an original Betadisk ... 48 Interface TRDOS v4.12 (ROM- ... : C8BAAEF66AB7FBF457BA76B783C02434CC5E2130
Second ROM has Checksum: SHA-1 ... ROM-size 16k.
Someone have an original v4.12 Betadisk ...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…
... working on TR-DOS v4 / Betadisk 48k:
... = 15366 dez = DOS / ROM ON
;TR-DOS v4 ... working on TR-DOS v5 / Betadisk 128k:
... /> and NOT the Betadisk v5 ROM (because it´s not ... br /> own real hardware Betadisk v4 / Beta 48 and ...ZX ROM in 64 characters a lineDear ZXS users, I am glad the today's release is not only concerning MB-02+ as it is normally the case with me, but it concerns really everyone, sinc…
... everyone, since everyone uses ZX ROM :).
Busy agreed and ... superb ROM patches which make ROM print in 64 characters a line. The ... already in 64 chars a line:))line routineWondered if anyone can help me out. I have been programming a 3d graphics library for the spectrum, in Machine code. The line routine that I have i…
... line routine that I have implemented is a copy of the ROM ... out there have a fast line routine, plese email me.
Betadisk RAM modificationHello! I've ocassionally found this on the web: [url]http://www.nairam.sk/betadisk.html[/url] [url]http://www.nairam.sk/betadisk_02.gif[/url] Doe…
... /> [url]http://www.nairam.sk/betadisk.html[/url]
[url]http ... RAM into betadisk to be paged in instead of empty ROM region ...Bresenham's line algorithmHelp - I really am struggling to get my head around this algorithm. I don't know why, I coped with Cordic (SIN/COS) and integer divide routines (/10 …
... disassembly of the Spectrum ROM for DRAW-LINE at $24B7 is ... inefficient compared to the ZX ROM attempt. Also, both ... 's distance from another (imaginary?) line.
[CODE ... ];now draw the line
;Bresenham line drawing algorithm poorly implemented ...ANN: ZX Spectrum +2g ROM setI'm working on another modified ZX Spectrum. This one is based on the +2A. There's quite a lot of work to do on the hardware but the ROM set is prett…
... /> 3: The original 48 BASIC ROM
The Spanish editor ... n, n (start line, end line)
EDIT n (line)
EDIT A ... /> UK (switch to UK editor ROM)
USR 0 ... hardware enabled.
SPECTRUM selects ROM 3 with the additional hardware ...can someone help with a rom routinei have been trying to draw a simple line with a the rom routine , but i just cant get it to work , so if anyone can give me an example in z80 that wo…
i have been trying to draw a simple line with a the rom routine , but i just cant get it to work , so if anyone can give me an example in z80 that would be great
TIA
CodenameVOdd keyboard behaviour due to a single bit failure in +3 ROMI've just fixed a spanish +3, which, among normal issues (drive belt missing), presented a very strange one: the keyboard autorrepeated without a del…
... is it possible that the ROM is malfunctioning specifically while executing ...
I changed the ROM chips (mask ROM's manufactured by AMI ... 0312h at ROM 3): original ROM has 05h here. My ROM has ... entered into the production line and mask ROM's were produced ...Shadow ROM partial decoding not implemented in emulatorsOr at least, not implemented in Spectaculator, and it seems that not in Fuse too. [URL="http://www.speccy.org/foro/viewtopic.php?f=8&t=408&start=53"…
... that while the shadow ROM in the Interface ... memory, where the shadow ROM resides, show that ... line doesn't page off just a portion of the main ROM ... automatically unpages the shadow ROM. As the RET instruction ... partially decodes the shadow ROM and therefore, the ...ROM switch on NMIHello! Please, help me or point in the right direction. I am building a project for 48k spectrum which must activate its rom (actually static ram) …
... spectrum which must activate its rom (actually static ram) on NMI ... to work with ROMCS bus line.
However, i cannot figure ... end of cycle), activate NMI line, activate BUSREQ,
wait for ...INPUT LINE and STOP in INPUTWhat was the reason for the ROM Editor routine causing "down arrow" while in an INPUT LINE to cause the "H STOP in INPUT" error report? Why doesn't i…
... the ROM Editor routine causing "down arrow" while in an INPUT LINE ... typing a STOP in INPUT LINE does [b]not[/b] give ...
