-
Microdrive problem?I recently aquired a micro-drive, Interface 1 and some brand new cartridges + the original manual, so i thought i'd rig it all up and see what it …
Hmmm, yea i have but it's a mint boxed 48k that i don't want to use?
is there any way i can test the Z80 in my other speccy? -
Best tools, oscilloscope for ZX Spectrum repairHi, Since I'm a newbie in this area, I'd like to ask about the most appropriate tools for ZX Spectrum repair. For example I'd like to purchase an a…
... Spectrums to use as test systems (to test suspect parts in). All ... : ULA('s?), ROMs, RAM chips, Z80's, IC sockets, Xtals, capacitors ... -
Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…
... granted but the poor old Z80 will struggle with. Here is ... /> [code]
; --------------------------------------------------------------------------
test lea esi,[object_list] ; List of ... -
Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…
... an emulator to design and test it... Again, it's all ... had every time I write Z80 asm).[/QUOTE]
I ... time CPU the x86 - sorry Z80, you were my first but ... of the Zilog as the Z80 (1976) instruction set is compatible ... -
Proof of time travel?A woman is seen at a premier of a Charlie Chaplin movie, in 1920, talking into a MOBILE PHONE!!! [url]http://uk.movies.yahoo.com/blog/article/57334/…
... I haven't optimised the Z80 routines as much as I ... , I'm just about to test everything, if it works, then ... -
designing a computerHi everyone! I am designing a 4 bit computer and i need some advice, is this a good instruction set? [CODE] BINARY OPCODE DESCRIPTION 00000 nop…
... registers. For example; the Zilog Z80 is an 8/16 BIT ... level CPU based machine to test and refine the design. There ... enough to start with. The Z80 can easily emulate your design ... -
designing a computerHi everyone! I am designing a 4 bit computer and i need some advice, is this a good instruction set? [CODE] BINARY OPCODE DESCRIPTION 00000 nop…
... education?
1> Z80 only
2> Basic ... /> I design small sections and test them. Because each section works ... -
Learning Assembly LanguageHow easy would it be to learn assembly language for someone who has a decent grasp of Basic? I mean how long do you think it would take before I coul…
... Z80 instruction set:
[code]
; --------------------------------------------------------------------------
; Logic test ... br />
string defb " HELLO!" ; Test string
; ... -
Any MCODE programmers fancy a challenge?Hi Folks, I have been using the Micro-Print utility in the archive and found it to be really good. It is the one that provides 32, 36, 42, 51, 64 a…
... of the remaining Z80 code
Happy to test when you ... -
emulatorsplease help can we see clearly which emulator emaulates which hardware is there any that has a pc function key for the mulitface nmi button and the +…
... /> I managed to upload a test snapshot from a 3" disc ... so I start a new Z80 project and 20 mins later ... 'm going create my first TEST.DSK, I will have to ... -
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…
... if im desoldering that Z80 out to test it! ill stick to ... -
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…
... if im desoldering that Z80 out to test it! ill stick to ... +3 may have a socketed Z80? I'll take a look ... -
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…
... ;489285]if you have a Z80 with a bad M1 line ... there an easy way to test if the M1 is dodgy ... , if I got a replacement Z80, how am I to know ... -
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…
... there an easy way to test if the M1 is dodgy ... , if I got a replacement Z80, how am I to know ... -
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…
... there an easy way to test if the M1 is dodgy ... , if I got a replacement Z80, how am I to know ... -
Hacking the O.C.P Full Screen Editor/AssemblerIf you have been reading my posts recently then you will know that I am eager to have the sourcecode I wrote for the Spectrum during the period 1988 …
... map data. I actually poked test data using BASIC to create ... [/url]
Here is the Z80 sourcecode: [url]http://www.4shared ... -
Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... 48K .SNA snaphot or .Z80 file into a two part ... recieve modified .SNA and .Z80 files. It modifies the data ... to split .SNA and .Z80 files into a two part ... Here are two files to test on an emulator unless you ... I was just curious to test the method...
... -
Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... that loads at 24832 to test the 59 BYTES of ... [code]
; --------------------------------------------------------------------------
; Z80 code to initialize and execute ... retn ; 2
nop ; 1 (.Z80 files require 3 BYTES for ... -
Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... Cybernoid (the test game) into ... br />
; Z80 code to depack, initialize game ... --------------------------------------------------------------------------
; Z80 code to restore repeated memory ... -
Programming flash eprom on DIVIDE+Can you test it on DIVIDE PLUS ? [url]http://velesoft.speccy.cz/other/flasher-divide-plus.zip[/url] (This flash utility is WINSTON's flasher for dia…
... ]
[B]Cool. Please test this:[/B]
[url ... PLUS interface
- Load this Z80 or SNA snapshot in FATWARE ... -
Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... br />
; Z80 code to depack, initialize and ... ; --------------------------------------------------------------------------
; Z80 code to restore repeated memory ... ; DI
test byte [ebp+SNA_iff], ... -
Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... :
YEP! fc /b test.bin 49152.bin shows that ... cannot find why the above Z80 code does not initialize Bomb ... -
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…
... sound module provide a decent test of this theory? Or would ... joystick interface be a sufficient test?
3. Could it ... /> Is it possible to convert .z80 files, .tap files and .tzx ... -
How do you do it?What's your favoured method of games creation? Basic programming? Assembler? Basic Compiler? AGD? Etc etc. I currently have a management game written…
... work etc ;)
sure test on real machines, but some ... . I should try to learn z80.. but I'm trying to ... -
Other good oldschool computers?Hi! I'm a collector of games, and i looooooooove computers. I'm very much intrested in: -Amiga 500&1200 -Atari 8-bit -C64 -C16 -Spectrum -QL -CoCo -…
... />
Never been able to test it however.
Quite ... use.
The epson Z80 based machine was quite good ... -
Other good oldschool computers?Hi! I'm a collector of games, and i looooooooove computers. I'm very much intrested in: -Amiga 500&1200 -Atari 8-bit -C64 -C16 -Spectrum -QL -CoCo -…
... />
Never been able to test it however.
Quite ... use.
The epson Z80 based machine was quite good ... -
Programming flash eprom on DIVIDE+Can you test it on DIVIDE PLUS ? [url]http://velesoft.speccy.cz/other/flasher-divide-plus.zip[/url] (This flash utility is WINSTON's flasher for dia…
... hardware. This version exist as *.Z80 file for loading in any ... with source code... :-) Can anybody test it on ZX Spectrum with ... -
Programming flash eprom on DIVIDE+Can you test it on DIVIDE PLUS ? [url]http://velesoft.speccy.cz/other/flasher-divide-plus.zip[/url] (This flash utility is WINSTON's flasher for dia…
... hardware. This version exist as *.Z80 file for loading in any ... with source code... :-) Can anybody test it on ZX Spectrum with ... -
NEW TO SINCLAIR; HELP ON BUYING SPECTRUM 48khey, i have recently discovered the spectrum while surfing the internet and have quickly become obsessed in obtaining one. One problem : I am very kn…
[QUOTE=goofyflip;495249]cant test out the speccy at the ... keyclicks, it would mean that Z80 / ROM / RAM is working (at ... -
The Ultimate Spectrum, made from old spectrumsGiven that all types of the Spectrum are less than ideal in one respect or another, I wondered what the ulimate refinement would be, but just using o…
... very unlikely to kill a Z80. I wouldn't bother getting ... PROTECTOR can be used for test new untested interfaces. Is designed ...
