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It's a trap!So I got a CPLD (not the eventual one I want to use for the ethernet project - rather, one I actually have here and now, an XC9536 in a PLCC44). And…
... transition low to high. (M1 is part of the simple ... decoders, which for the M1 cycle latches the output of ... 2nd T-state of an M1 cycle), and for the ... right data will be available even if the time between ... So the breadboard has an even bigger maze of wiring now ... -
DivIDE+ and 128K HeatsinkI got my DivIDE+ yesterday and i tried it on a 48K+ at first, it worked marvelously on it, no problems at all. Today i desided to try it on my 128 H…
The M1 fault is very real (even if it might ... WR for /E2 and M1 for E3 on that chip ... machine also shows an M1 problem when connected to ... being used to sense M1 high, and the CPLD ... to sense M1 low, on this one ... machine M1 is probably stuck in ... -
DivIDE+ and 128K HeatsinkI got my DivIDE+ yesterday and i tried it on a 48K+ at first, it worked marvelously on it, no problems at all. Today i desided to try it on my 128 H…
... are in fact a faulty M1 line. I wish my case ... /> In my case a faulty M1 line is out of the ... that i got it working (even by coincidence) and it works ... -
DivIDE+ and 128K HeatsinkI got my DivIDE+ yesterday and i tried it on a 48K+ at first, it worked marvelously on it, no problems at all. Today i desided to try it on my 128 H…
... />
Only theoretically. Manufacturing variances even in the same factory means ... drive capabilities of the chips, even ones from the same factory ... ). Presumably, also, the MREQ and M1 transistors on the DivIDE are ... -
DivIDE+ and 128K HeatsinkI got my DivIDE+ yesterday and i tried it on a 48K+ at first, it worked marvelously on it, no problems at all. Today i desided to try it on my 128 H…
... very very timing sensitive.
Even a slight difference between two ... (which has a known bad M1 line, and doesn't function ... trailing edge of MREQ or M1 or IORQ since the bus ... -
MB02+IDE aliveLast weekend I finished soldering and testing my MB02+IDE. All items work perfectly on +2 grey, on +2A, on 128k heatsink and on 48k Issue2 and 3b tes…
... , so don't care if even or odd adress
m1 gnd
; pin 13 ... */a2"
@define ide "/iorq*m1*a7*/a6*a5*a1"
Faulty M1 pin on a Z80 made from SGS?It's the second time I have come across this: a Spectrum that seems to work ok, but if I attach an Interface 1 or a DivIDE to it, it behaves as is no…
... faulty m1 lines.[/QUOTE]
This is very strange, even for ... chips with specific error - bad M1 line...
I read earlier ... Z80 chips were with dead M1, and it was proven in ...Faulty M1 pin on a Z80 made from SGS?It's the second time I have come across this: a Spectrum that seems to work ok, but if I attach an Interface 1 or a DivIDE to it, it behaves as is no…
... a way to test the M1 line with only a ... case, it suggests that the M1 line is indeed knackered.
M1 line (ZXATASP & ZXMMC+) ... divIDE Plus working under ResiDOS even if M1 is broken is that ... etc use. Probably the M1 line is used only for ...Faulty M1 pin on a Z80 made from SGS?It's the second time I have come across this: a Spectrum that seems to work ok, but if I attach an Interface 1 or a DivIDE to it, it behaves as is no…
... divIDE Plus working under ResiDOS even if M1 is broken is that ... /demfir etc use. Probably the M1 line is used only for ... BASIC extensions, without using the M1 line? (Short of the hardware ... simply ignoring M1 for the case of RST ...Dead DivIDE?I just switched on my 48K for the first time in ages (which still works fine thankfully) but when I tried it with my DivIDE+, it repeatedly crashed. …
... a Z80 without a defective M1 line.
Unfortunately this ... out that it wouldn't even let my 128 heatsing Spectrum ...plus3e simple ide interface problemhi, I prepared a 8bit simple ide interface 3 days ago, but I got problems (with or without ide cable connected). 1.First of all, I have to press re…
... different z80 chip with defective M1 line. I'll try to ... drive most of the time, even I can "cat tab" or ... minutes I'll have trouble even booting it up properly. It ... the symptoms of a broken m1?Program Counter question - please readSorry if this is in the wrong forum, but please read it through anyway - see on the FUSE PSP emulator I asked the author if he'd add an option to pri…
... whatever instructions you feed it, even if they don't make ... which is done once per M1 (instruction fetch) cycle).
Even so, a program can still ...Spectrum dead: 8 vertical bars in alternating colorsI have been soldering on this basterd for a long time now. All IC's now have sockets (except the LM1889). I swapped all 4116's by types that are 100%…
... the edge connector? Does the M1 line on the CPU toggle ... ? If M1's not toggling, the CPU isn't even trying to ...Spectrum dead: 8 vertical bars in alternating colorsI have been soldering on this basterd for a long time now. All IC's now have sockets (except the LM1889). I swapped all 4116's by types that are 100%…
... problem essential / serious enough that even basic function of a diagnostics ... address lines might do that. Even then the Z80 *could* still ... soldered in, check MREQ and M1 is toggling). Then check for ...Converting games from tap to dskHi to all from Greece, Being an old Speccy user and now owner of most models of Spectrum (48k , 48k+ , 128K, +2 grey and +3) , I desided to salvage m…
... />
I even have a basic loader for M1 files for 48k ...Converting games from tap to dskHi to all from Greece, Being an old Speccy user and now owner of most models of Spectrum (48k , 48k+ , 128K, +2 grey and +3) , I desided to salvage m…
... ;416422]I even have a basic loader for M1 files for 48k ...Spectrum 2-3 times more powerfull than MSX?![url]http://www.youtube.com/watch?v=2-kI0urN9tI#t=8m18s[/url]
... our latest video game Retaliot) even on an 8KB MSX1.
M1 wait cycles and the I ...Widnes!There are new shops opening today! Brass bands, whippet displays, flat cap tossing - the lot! [url=http://www.runcornandwidnesworld.co.uk/news/50392…
... miles it was. you might even get there faster than the ... drive 24 miles mostly on m1 takes hhm 40 min.. 1 ...Widnes!There are new shops opening today! Brass bands, whippet displays, flat cap tossing - the lot! [url=http://www.runcornandwidnesworld.co.uk/news/50392…
... miles it was. you might even get there faster than the ... drive 24 miles mostly on m1 takes hhm 40 min.. 1 ...Physics program annoucedHi everyone I have a great new idea!!!! I am going to release a series of mini physic programs with each one containg lots of physics formula. Like …
... Motion - and the author even suggests you modify it to ... 30 INPUT "First Body: Mass? ";m1,"Velocity? ";v1,"Angle? ";a1,"x ... br /> 40 PRINT TAB 23;"M1=";m1: PRINT TAB 23;"v1=";v1 ... /> 160 LET a1x=f1x/m1: LET a2x=f2x/m2
190 LET a1y=f1y/m1: LET a2y=f2y/m2
I'm doing my first track day, and stuff.Next Weds. I am doing a track day, I am riding my motorcycle around Cadwell Park race track. It's a training day for road legal bikes only, no slick …
... , how hard can it be, even though I've never done ... Vauxhall Bridge, and onto the M1.
413miles from Troyes ...Problem with new DivIDE+ on ZX +2A?I just received DivIDE+ from RWAPSoftware and am having trouble getting it to work on my +2/A. The device came with 1GBCF card preinstalled with 3 ga…
... the bad z80 without the M1 line, does the CPU look ... tell from look if the M1 Line is faulty or not ... mainboard is faulty or not, even not with a serial number ...Recapping your SpeccyHas anyone ever done it? I have several vintage amps, tuners, cassette decks that have been recapped. So just wondering are there many on WOS who ha…
... proved to have defective M1 line in Spectrums (even NEC ones)...such ... made (cut-rate ones mabe?), M1 line doesn't just fail ...Recapping your SpeccyHas anyone ever done it? I have several vintage amps, tuners, cassette decks that have been recapped. So just wondering are there many on WOS who ha…
... could be actually 8..12uf even right after the production.
M1, so it is something specific ...Recapping your SpeccyHas anyone ever done it? I have several vintage amps, tuners, cassette decks that have been recapped. So just wondering are there many on WOS who ha…
... missing or weak M1 ever was produced, and even more amazed when ... I have seen) a missing M1. This stock could originate from ...Recapping your SpeccyHas anyone ever done it? I have several vintage amps, tuners, cassette decks that have been recapped. So just wondering are there many on WOS who ha…
... missing or weak M1 ever was produced, and even more amazed when ... I have seen) a missing M1. This stock could originate from ... who knows....
Maybe the M1 line wasn't in the ... tamperded with having a faulty M1 line?128+ and Divide+ not working togetheri think theres something wrong with my 128 (toastrack), divide+ just wont work on it, corrupted screen on bootup and with big thick black bars rollin…
... edge connector is clean and M1 line is working. I tried ... not work on the 48K. even though the 48K works fine ...Spectrum +3 doesn't workMy recently ebay purchased +3 arrived today, so I was quite excited to have one again. I plugged it in and all was well, except for a slightly worry…
... , I had no problems; not even with the internal disk drive ... ! The bonus is the +3 even still works!
Unfortunately ... consistent with Z80 and bad M1 line then?
Thankyou ...Playing SID music on AY??Hello. Some time ago, with occasion of another thread, I was asking about possibility of making a very certain thing - a SID emulator for Spectrum …
... and additional WAIT state per M1 cycle in whole RAM (slower ... that it has been done even as is. It is also ...i am currently listening to........as i couldnt seem to find the old one, i didnt look that hard :P ive started a new one right after somebody asked me for some slayer ive rediscovere…
... to listen to music... got M1 set up to run through ... to play... Just discovered an even better GUI front end though ... /> [url]http://mameworld.info/mrdo/m1.html[/url]
For ...
