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Help and Advice with DivIDE PlusHi Guys, Really struggling to get any reliable actiivty with my DivIDE Plus and am looking for some pointers. I am trying to get it to work with on…
... which Spectrums have a faulty M1 bus line? Is it down ... -
WTF stupid machine10 LET X = 28672 or 61440 depending on how much memory you have 20 LET A$ = ?? 30 IF A$ = ?? THEN INPUT A$ 40 LET Y = CODE A$ ? 48:IF Y>9 THEN LET Y …
... on your zx spectrum by toni baker. It wont let me ... -
Microdrive faultHi, After a chat with "Winston" at the R3PLAY show I have been able to fix my 48k spectrum faulty M1 signal. My problem with the microdrive is int…
... fix my 48k spectrum faulty M1 signal.
My problem ... -
Connecting a ZX Interface 1 to a +2AI have a customer with a Spectrum +2A computer - he has a working ZX Interface 1 and microdrive which has been tested with his +48 machine. However,…
... in case it is the M1 line, but does anyone have ... -
128k editor undelete function?I was reading the "Spex" section in an issue of NCE, which gave some of the extended keyboard functions which replicate the external keypad functions…
... 's ZX Resource Centre, and Toni Baker's programming feature on ... -
ZX80 and 81 hardware questionsI'm finding a lot of the documentation that is ostensibly about the hardware of the ZX80 and 81 to be primarily about the software. I was hoping some…
... that's relatively clear: when M1 and A15 are active, the ... to know.
The M1+A15 test triggers a load ... a ROM read.
M1 + IOREQ active (ie, interrupt acknowledge ... -
Guide price for a 48k rubberkeys from you lot?My trusty Spectrum (an Issue 3, working since late 1983 or early 1984) has finally upped and carked on me :-( Now I could hit ebay or the local boot…
... 'd like one with the M1 line working so I could ... -
Faulty Multiface 1Hello... I have a MF1 that doesn't work. You press the red button and nothing happens... It is not my spectrum's M1 line because MF128 works fine on …
... is not my spectrum's M1 line because MF128 works fine ... -
storing machine code in BASICA couple of years ago I posted a routine for storing machine code between PROG & VARS, based on an idea in Toni Baker's "Mastering Machine Code". Thi…
... , based on an idea in Toni Baker's "Mastering Machine Code ... -
Books for saleI've got some spectrum/related books available if you are interested in a title let me know and I'll describe the condition in more detail, and we ca…
... on Your ZX Spectrum by Toni Baker 1983 (?130 on amazon ... -
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) …
... cycle, then, when new M1 starts i can switch ... detected for sure. When M1 start CPU goes to 66H ... . The time available between M1 goes
low and ... So, i can wait for M1 (so NMI is recognized ... ROMCS, deactivate BUSREQ, wait for M1, deactivate NMI.
All ... -
Italia 90 re-release by Musical 1I have the game in front of me right now, in the spine it can read: M1 J009 SPECTRUM I will get this game, so it can be preserved...someday :)
I have the game in front of me right now, in the spine it can read:
M1 J009
SPECTRUM
I will get this game, so it can be preserved...someday :) -
TK90X and expansionsHello all! Only to show my new setup: - a TK90X (Brazilian Speccy 48K clone) - Motherboard (a board that allow us to plug 3 devices on it - in the b…
... disk drive emulator
- a M1 disconnected
[IMG]http ... -
+3e Strange IssueHello there my fellow WoS'ers I am absolutely perplexed by the following problem, I am hoping that someone more enlightened than I can help [I](no…
... at straws and suspect the M1 line on the motherboard is ... me to believe its an M1 fault is that the DivIDE ... a state lock on the M1 how would I go about ... -
Another cause for DivIDE problems on 48K'sThe last months some topics were opened to discuss problems with 48K ZX Spectrums and DivIDE. Sofar we found: - Bad Z80's because of poor fanout (si…
... Z80's because of defective M1 line
- Bad PCB's ... -
next pixelI searched the "Discussions" groups for the phrase "next pixel" and got no matches - and removing the quotes it discards the "next" and just searches…
... ]Elementary Graphics[/url] article by Toni Baker, which includes this excellent ... -
Replacing ZTX650 with BD139Today I blew up one of the GALs on one of my DivIDEs while testing on my Toastrack. Shorted M1 with 12V and the 12V circuit broke. I had to replace T…
... on my Toastrack.
Shorted M1 with 12V and the 12V ... -
Replaced Z80 now a very dark screen!Today I dag out an old issue 3 that ive known for a long time has a faulty Z80 (M1 line) so I heat gunned it out, socketed it and replaced it with a …
... time has a faulty Z80 (M1 line) so I heat gunned ... -
Help me resurrecting a 128KHello to everybody. I'm really struggling along a repair of a standard 128K a friend of mine handed me over some (ok, actually a lot of) time ago. A…
... second after reset, then stops. M1 does the same, sometimes stays ... -
Z80 new old stockHi. I found this on eBay but ... is there a way we could know they don't hav a faulty M1 line? [url]http://www.ebay.com/itm/Zilog-Z80-CPU-Z0840004PS…
... don't hav a faulty M1 line?
[url]http ... -
A Miscellany of Dangerous TipsHere's a selection of ideas for using some of the more obscure system variables which I've found handy on occasion. They can be very convenient if us…
... I often use is from Toni Baker's book [url=ftp ... -
Troubleshooting a DivIDE KitI am looking for suggestions to getting my DivIDE working. This has been rather problematic as I had an incredible red-faced, how could I be such an…
... 've read about the mysterious M1 line problem - but it is ... -
Toastrack not recognising an IF1What the title says really, doesnt know its there, buffed the edge connector within an inch of its life but still no joy, also just now ive tried a M…
What the title says really, doesnt know its there, buffed the edge connector within an inch of its life but still no joy, also just now ive tried a MF128, all the nmi does is reset it. M1 line? -
Divide problemshave just got a divide 57c , green board.. not sure if t's actually working. 3 jumpers at the top near the NMI and a 4 pin jumper near the edge conn…
... 's the machines or an m1 problem as the divide+ works ... -
Spectrum +2A/B - CPU affects loading??Hi everybody, Here's something I don't understand. A +2A came in the other day, and it was working fine, but wouldn't load some tapes. OK, thinks I…
... with one with an iffy M1 line (another Zilog, this time ... have by far the best M1 lines - loaded Target Renegade and ... ? Why do CPUs with borderline M1 lines not load 128K games ... -
128K Toastrack - bad Z80?My 128K Toastrack works fine, but if I try to use divIDE or M1/128 it does not work. divIDE does not show the boot screen and in both if I push the N…
My 128K Toastrack works fine, but if I try to use divIDE or M1/128 it does not work.
divIDE does not show the boot screen and in both if I push the NMI button, the Spectrum resets.
Is a bad Z80 CPU?
My soldering skills are so bad. :( -
Fully-addressed devices initiative (FADI)I would like to introduce an initiative for those who create new pieces of hardware containing legacy devices with well-known addresses. It says that…
... or 16 addressing bits and /M1 signal should be decoded. For ... detect A0 to A7 and /M1 signals (and /IORQ, of course ... to A15, and /IORQ and /M1 signals.
I call ... -
MultifaceOneCrack-Killer.tzxhi all just wondering if anyone has ever tried to use this tool? i have had a look at it and think i understand wot it's ment to do but the code loo…
... 2 code files from a m1 dump and it is meant ... -
Project #1 : Speccy 128k+2 with diVide inside...Hi guys, I just have finished my Super Spectrum #1 The idea (I was thinking of that since 2007) was to fit an english grey +2 motherboard in a +2A…
... 2 Z80, thinking of a M1 line default (but it was ...
