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IF1bis StabilityI just thought I would start a different thread relating to the IF1bis, and leave the copyrighters to it elsewhere...:-P I've had mine for a few mon…
... device is active and patched ROM paged in the next its ... power it up again. The IF1 will then work normally for ... -
Cleaning a Currah microslot,Odd one this, I guess... For my main spectrum (my original 16k Issue 3 upgraded to 48k and put into a + case), I am hoping to set up the following c…
I've tried mine on the back of a Multiface 1 and neither will work correctly. I think the IF1 must conflict with anything with a ROM that can be paged in. -
Outputting debug trace to RS232 (assembly)Hi Guys, I'm working on a game at the moment (written in assembly) but I am really needing to write out a debug trace of what is going on with the p…
Thanks Guesser.
The IF1 stores the BAUD Rate at ... you are using the standard IF1 ROM and as the emulator will ... as 48K Spectrum + IF1 then load my snapshot, IF1 isn't initialised ... (RST 30 at 00BCh in IF1 ROM) and returns back to the ... -
Outputting debug trace to RS232 (assembly)Hi Guys, I'm working on a game at the moment (written in assembly) but I am really needing to write out a debug trace of what is going on with the p…
... .
Crash occurs at when IF1 ROM calls MAKE-ROOM in the ... UNPAGE at 0220h in the IF1 rom. It never returns to address ... like it should.
IF1 defaults the BAUD rate to ... (0Ch) at 0247h in the IF1 ROM while setting up extended system ... -
Outputting debug trace to RS232 (assembly)Hi Guys, I'm working on a game at the moment (written in assembly) but I am really needing to write out a debug trace of what is going on with the p…
... .
0x00BC in the IF1 ROM is the "START-4" routine ... -
Instantish load options for snapshots on HW?Hello All, I am after some advice if I may! I have a Spectrum 48K & IF2 (RAM Turbo), and a Spectrum+ & IF1. I would like to play the Ultimate game…
... there's an idea - a microdrive that uses SD cards instead ... what sort of capacity the IF1 is capable of seeing? And ... and far faster than the IF1 could handle, but even so ... -
Outputting debug trace to RS232 (assembly)Hi Guys, I'm working on a game at the moment (written in assembly) but I am really needing to write out a debug trace of what is going on with the p…
tstih wrote some IF1 serial port routines to send and receive at 115200(!) and there's no reliance on the IF1 ROM routines. Details in [URL="http://www.worldofspectrum.org/forums/showthread.php?t=34291"]this thread[/URL] -
Instantish load options for snapshots on HW?Hello All, I am after some advice if I may! I have a Spectrum 48K & IF2 (RAM Turbo), and a Spectrum+ & IF1. I would like to play the Ultimate game…
... there's an idea - a microdrive that uses SD cards instead ... what sort of capacity the IF1 is capable of seeing? And ... and far faster than the IF1 could handle, but even so ... -
Instantish load options for snapshots on HW?Hello All, I am after some advice if I may! I have a Spectrum 48K & IF2 (RAM Turbo), and a Spectrum+ & IF1. I would like to play the Ultimate game…
... there's an idea - a microdrive that uses SD cards instead ... what sort of capacity the IF1 is capable of seeing? And ... and far faster than the IF1 could handle, but even so ... -
Instantish load options for snapshots on HW?Hello All, I am after some advice if I may! I have a Spectrum 48K & IF2 (RAM Turbo), and a Spectrum+ & IF1. I would like to play the Ultimate game…
Something that plugs into the if1 exactly like the microdrive does and can be communicated with in the same way but as an sd solution? Someone design it immediately please! -
Idea: New interface 1There are a lot of great new interfaces to plug into the back of the spectrum, but things quickly get rather messy! The interface 1 is a very tidy s…
... any other device has paged ROM . I've had no ... closed cell foam between the IF1 and Spectrum.
... directly from eBay and the IF1 is rock solid. No ... anything!
The IF1 does have a lot of ... has a patch for the ROM which gives options when ... -
IF1Bis problems. The Edge of the Spectrum...Advice is sought from the learned on WoS. I just bought an Interface 1Bis from sunny South Africa. It arrived fast, but unfortunately doesn't work.…
... while it should hold the ROM Data. Is is possible that ... can also try loading the IF1 operating system for you.[/ ... Then to page in the ROM I press the button for ... immediately to page in the ROM so the LEDs were ... button to page in the ROM to long![/QUOTE]
... -
IF1Bis problems. The Edge of the Spectrum...Advice is sought from the learned on WoS. I just bought an Interface 1Bis from sunny South Africa. It arrived fast, but unfortunately doesn't work.…
... 1 original manual about general Microdrive operation's. Also, ... even load a replacement ROM when it became apparent ... device to accept a ROM image, following your instructions ... on me. Getting the ROM images on to it ... in order to stick a ROM image on their blank ... -
Creating your own BASIC-commands on IF1bisThe old Sinclair IF1 has offered an easy possibility to create your own new BASIC-command: The use of the shadow variable VECTOR. This is described i…
... is found invalid by BAS-rom, it is checked again in ... SHD-rom where the VECTOR variable points ... to deal with the SHD-rom, where some RST functions do ... with the assigned functions in IF1.
For instance most, if ... -
FUSE serial communication sample anyone?Hi, in [URL="http://manpages.ubuntu.com/manpages/precise/man1/fuse.1.html"]FUSE man pages[/URL] one finds switches for serial comms. By using --inte…
... would need to be in ROM, HALT would prevent debugging IM2 ... />
[CODE]$ mkfifo ~/fuse-if1-tx ~/fuse-if1-rx
$ fuse --interface1 ... appear in whatever format the IF1 writes it, converting it ... />
[CODE]$ cat > ~/fuse-if1.rx
Hello world!
FUSE serial communication sample anyone?Hi, in [URL="http://manpages.ubuntu.com/manpages/precise/man1/fuse.1.html"]FUSE man pages[/URL] one finds switches for serial comms. By using --inte…
... . That is the reason ZX IF1 ROM serial code can't speak ... bauds. When dropping CTS the IF1 ROM code expects max 1 more ...TXT2EMU enhancementI was looking at the encodings supported by BAS2TAP for entering graphics, print controls, etc. as plain text. Basically, there's only one needed, be…
... first so that an alternative ROM will be paged in for ... (originally that being the Sinclair Microdrive). Then if it still gets ... /> TXT2Emu does work with the Microdrive commands but only on the ...Spectaculator & GENS4Im using Hisofts Gens 4 assemler with Spectaculator and getting an error: [B]Bad Name[/B] when I try to assemble and save the file to a TAP. Assemb…
... assembles the code directly to Microdrive cartridge (saving it as a ... 'TEST' on the catridge in Microdrive 1).
GENS doesn ... memory and then call the ROM save routine to save it ... /> ...f should be a valid microdrive filename, starting with d: where ...FUSE serial communication sample anyone?Hi, in [URL="http://manpages.ubuntu.com/manpages/precise/man1/fuse.1.html"]FUSE man pages[/URL] one finds switches for serial comms. By using --inte…
... don't know if the if1 rom changes ix at all? If ...Is there a way?I would like to know if there's a way to have a zx microdrive version for multilevel games such as robocop. Thanks in advance.
... micro drive ? or just standard rom stuff.
not sure ... hold that much data on microdrive though :)FUSE serial communication sample anyone?Hi, in [URL="http://manpages.ubuntu.com/manpages/precise/man1/fuse.1.html"]FUSE man pages[/URL] one finds switches for serial comms. By using --inte…
... general or just when using IF1?[/QUOTE]
... spectrum, using IY when rom routines run can be ... change IY, suddenly the rom routines are indexing into some ... frame which means the ROM routine may have been ... don't know if the IF1 rom changes IX anywhere; I ...5C series NTSC ULA 5C114E 8248Not sure if this has been mentioned before; I haven't seen anything about it online. Chris Smith's book discusses 6C011E as the NTSC ULA sold in Spec…
... those 48k, I got 16 rom cartridges, (5 different titles) already ... ago, printers, interface II, the microdrive, a Timex 2068, a 1500 ...FUSE serial communication sample anyone?Hi, in [URL="http://manpages.ubuntu.com/manpages/precise/man1/fuse.1.html"]FUSE man pages[/URL] one finds switches for serial comms. By using --inte…
... via [B]cat > ~/fuse-if1-rx[/B] and use [B ... ]cat ugh.scr > ~/fuse-if1-rx[/B] (or [B]cp ... -wide FIFO, and apparently the ROM won't notice the difference ... -wide FIFO. I imagine the ROM might get back in sync ... -N-1 and what the IF1 ROM sends must match this for ...ESXDOS 0.8.5 and .Z80 on +2B or +3Last week I received some .Z80 snapshot files from a DivMMC EnJOY! user to test. These files didn't work on his ZX Spectrum +2B. [URL="http://benophe…
... : 0x1F3D (HW type: 128k+IF1; 0x7FFD: 0x10)
Bubble ... : 0x1F3D (HW type: 128k+IF1: 0x7FFD: 0x10)
Ghouls ... 0x1F3D (HW type: 128k+IF1: 0x7FFD: 0x10)
Out ... the same point in the ROM.
There ... stored about the actual ROM mapping in the later ...Is there an SNA halt bug?Hello all, I noticed that some SNAs don't work on my emulator but they do work in almost everyone else's, SPUD fails with them too which is a tad sp…
... hold of a later Microdriver ROM (version 3.0) which has ... part of a program to microdrive or tape. The function works ... in the 1.0 Microdriver ROM:
[code]
00 I ... at 700h of currently paged ROM.
This is 71h for ...RS232 on Spectrum 128KDoes anyone actually use the RS232 port on the Spectrum 128K? Is there anything useful that can be done with it? I know about the keypad with the Sp…
... 1. At least that way IF1 software, of which there is ... so does SoftPLAY (my non-ROM based implementation of the PLAY ...Interface 1 putting me in 48kHi All, I have a 128 toasty with interface 1 connected to a PC via serial. If I save a basic program using 'SAVE *"b" LINE 10', all is well. If I …
more info : my rom is identical to the if1-1.com as used by fuseInterface 1 putting me in 48kHi All, I have a 128 toasty with interface 1 connected to a PC via serial. If I save a basic program using 'SAVE *"b" LINE 10', all is well. If I …
... =Battle Bunny;767403]The Shadow ROM error handler returns to $1349 ... in the BASIC ROM, which has been patched at ... in spectaculator with my IF1 rom AND my toasty rom? Surely I should ...Interface 1 putting me in 48kHi All, I have a 128 toasty with interface 1 connected to a PC via serial. If I save a basic program using 'SAVE *"b" LINE 10', all is well. If I …
... ) at $01AE in ROM.0 (the Editor ROM). What's yours got ... that you can't PEEK ROM.0 from BASIC as it ... will always have ROM.1 paged in when you ... had a look at a rom dump I had on my ... or software apart from the IF1.
PEEK 23611 does give ...LOADing 128k's worth of data???Just getting to grips with the concept of the 128's 'bank switching' set up, but how can you load the stuff into memory from tape (or TAP file)? Do…
My microdrive loader uses an entertainingly complicated juggling system to load all the banks in three compressed parts. Because it has to use the ROM loading routines it can't switch banks mid-load so it has to split them into a maximum of 48k chunks.
