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Definitive list of games incompatible with +2A/+3 and of compatible versions (if any)I am trying to compile the definitive list of games which are incompatible with the +2A and the +3 and of their compatible versions, if they are pres…
... in one single post (max 16384 characters!).
[ ... you get an alterVista white page with a [I]"La ... error after the first data block. [URL="http://alessandrogrussu.altervista. ... error after the second data block. [URL="http://alessandrogrussu.altervista. ... -
How did you learn to code on the Spectrum?Got to be honest, as much as I wish I did, I don't know anything about programming. I had a Spectrum (+2 and then +2B) when I was a kid, and my prog…
... that info to learn about Z80 coding... But I never did ... . If you look at the Z80 instruction set, you'll notice ... , in BASIC, do:
POKE 16384,255
This gives you ... block.
In Assembler:
LD a, 255
LD HL, 16384 ... -
DSK version of Terramex?I'm trying to make a DSK version of Terramex, but game refuses to load. The problem is probably in a protected loader (302 bytes), but I wasnt able …
... screen$.
- Loads the first block (38648 bytes) at 24576.
page and the second block to disk, and ... ) put a RAM page and then copies 16384 bytes from 32768 to ... could have loaded the first block, executed the relocating routine and ... -
DSK version of Terramex?I'm trying to make a DSK version of Terramex, but game refuses to load. The problem is probably in a protected loader (302 bytes), but I wasnt able …
... screen$.
- Loads the first block (38648 bytes) at 24576.
page and the second block to disk, and ... ) put a RAM page and then copies 16384 bytes from 32768 to ... could have loaded the first block, executed the relocating routine and ... -
Peeking the contents on screen? How?You will have to forgive me for growing up on the C64, but I know I can peek the location of a character (1024 is top left from memory) and the peek …
... space to avoid having to page in and out RAM and ... are the ROM.
16384-32767 are the first 16K ... Now, the screen starts at 16384. There's 6K of pixel ... stack space used by the z80 CPU.
The ... that character. And the Z80 can add 256 to a ... -
128K programmingDoes anyone know any good resources on assembly programming for the 128? All I'm after is an "idiot's-getting-started-guide" on how to utilise the…
It's really simple, the Z80 can address 64k of memory, ... or +2, the first 16k block can have either the 48K ... a +2A/+3 you can page banks into other blocks, and ... -
Function with push and popIm trying to see if I understand push and pop when it comes to using to pass parameters to functions: [code] LD HL,16384 LD A,5 Push AF Ld A…
... not that easy on the Z80, but it is possible. Unfortunately ... A,(IX+1)
LD (16384),A
LD B ... A,(IX+ADDFUNC_B)
LD (16384),A
LD B ... likely to use a static block of RAM instead, but the ... -
New Utility to Transfer Z80 Snapshot to +3 DiskSince getting a Gotek for my +3 it has been my go to machine. The biggest downside however is the lack of older games on disk format with pretty much…
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usage: Z80onDSK input.z80 number [options]
-s ... data (no basic) @ 16384
this is useful ... for space
(continuous block of zeros) if no ... -
New Utility to Transfer Z80 Snapshot to +3 DiskSince getting a Gotek for my +3 it has been my go to machine. The biggest downside however is the lack of older games on disk format with pretty much…
... (1983)(Imagine).z80 -> Created code block ["ALCHEMIS" CODE 16384,25018]
4 ... (1983)(Imagine).z80 -> Created code block ["ZZOOM " CODE 16384,18809]
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
New Utility to Transfer Z80 Snapshot to +3 DiskSince getting a Gotek for my +3 it has been my go to machine. The biggest downside however is the lack of older games on disk format with pretty much…
... program will scan for continuous block of zeros
in ... program will error
4 : @16384-32751 user specified memory location ... br />
Z80onDSK snapshot1.z80 snapshot2.z80 compilation1
where "compilation1" ...New Utility to Transfer Z80 Snapshot to +3 DiskSince getting a Gotek for my +3 it has been my go to machine. The biggest downside however is the lack of older games on disk format with pretty much…
... program will scan for continuous block of zeros
║ in ... program will error
║ 4 : @16384-32751 user specified memory location ... br /> ║
║ Z80onDSK snapshot1.z80 snapshot2.z80 compilation1
║ where "compilation1" ...Z80onDSK now compatible with +3e with ZXMMC or similarJust updated my utility to work on Spectrums equipped with +3e ROMs and IDE storage. I've tested this with ZXMMC at the moment but don't think there …
... program will scan for continuous block of zeros
║ in ... program will error
║ 4 : @16384-32751 user specified memory location ... br /> ║
║ Z80onDSK snapshot1.z80 snapshot2.z80 compilation1
║ where "compilation1" ...Mighty Maths ProgramsIn a break from typing in listings from 37-year-old magazines, I had a sudden urge to write a maths-related program, as I do, occasionally. Some, suc…
... /ql/hexdoz_ql.html]see this page[/url].
The QL ... the radix point, multiply the block by 16 or 12, the ... , and then start defining the block from a character other than ... measures up against its older Z80-based siblings.
And ...Easiest way to figure instruction lengthGiven a start address, what is the easiest way to find out instruction length at that address in Z80? I found [url="http://www.z80.info/decoding.htm"…
... -prefixed opcodes to 256 byte page and use this table to ... pass" over each "basic JIT block". But the new problem now ... the JIT method to "control" Z80 in all situations.New release of ZEsarUXFound today by chance on: [url]https://github.com/chernandezba/zesarux/releases/tag/10.1-13122021[/url] [quote]ZEsarUX-10.1 Beta1 Pre-release che…
... br />
Allow .Z80 corrupted snapshot loading from ZXSP ... interrupts
Fixed Z80 behavior running block opcodes (LDIR, etc) ... and interrupts
Fixed .Z80 ... .Z80 and .ZSF screen previews when using 128k screen page 7 ...New release of ZEsarUXFound today by chance on: [url]https://github.com/chernandezba/zesarux/releases/tag/10.1-13122021[/url] [quote]ZEsarUX-10.1 Beta1 Pre-release che…
... emulation
Allow .Z80 corrupted snapshot loading from ZXSP ... interrupts
Fixed Z80 behavior running block opcodes (LDIR, etc) ... and interrupts
Fixed .Z80 ... .Z80 and .ZSF screen previews when using 128k screen page 7 ...Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…
... of the screen rows table page
; add on twice the ... of the screen rows table page
; add on twice ... />
BSS EQU $
kbd_buff BLOCK 8
key_rpt_timer db 0 ... db 0
char_buff BLOCK 8
input_buff BLOCK IBUFSIZE
IF ...Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…
... ; \f #0c form-feed (next page)
; \n #0a line- ... code borrowed from here http://z80-heaven.wikidot.com/math#toc32 ... br /> BSS EQU $
kbd_buff BLOCK 8
key_rpt_timer db 0 ... 0
char_buff BLOCK 8
input_buff BLOCK IBUFSIZE
IF ...Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…
... of the screen rows table page
; add on twice the ... of the screen rows table page
; add on twice the ...Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…
... of the screen rows table page
; add on twice the ... of the screen rows table page
; add on twice the ...Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…
... code borrowed from here http://z80-heaven.wikidot.com/math#toc32 ... ; \f #0c form-feed (next page)
; \n #0d carriage- ... br /> BSS EQU $
kbd_buff BLOCK 8
key_rpt_timer db 0 ... 0
char_buff BLOCK 8
input_buff BLOCK IBUFSIZE
...Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…
... of the screen rows table page
; add on twice ... of the screen rows table page
; add on twice ... during eval
kbd_buff BLOCK 8
key_rpt_timer db ... 0
char_buff BLOCK 8
input_buff BLOCK IBUFSIZE
input_buff_data_ready ...Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…
... of the screen rows table page
; add on twice ... of the screen rows table page
; add on twice ... during eval
kbd_buff BLOCK 8
key_rpt_timer db ... 0
char_buff BLOCK 8
input_buff BLOCK IBUFSIZE
input_buff_data_ready ...Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…
... code borrowed from here http://z80-heaven.wikidot.com/math#toc32 ... ; \f #0c form-feed (next page)
; \n #0d carriage- ... during eval
kbd_buff BLOCK 8
key_rpt_timer db ... 0
char_buff BLOCK 8
input_buff BLOCK IBUFSIZE
...Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…
... code borrowed from here http://z80-heaven.wikidot.com/math#toc32 ... ; \f #0c form-feed (next page)
; \n #0d carriage- ... during eval
kbd_buff BLOCK 8
key_rpt_timer db ... 0
char_buff BLOCK 8
input_buff BLOCK IBUFSIZE
...New release of ZEsarUXFound today by chance on: [url]https://github.com/chernandezba/zesarux/releases/tag/10.1-13122021[/url] [quote]ZEsarUX-10.1 Beta1 Pre-release che…
... emulation
Allow .Z80 corrupted snapshot loading from ZXSP ... interrupts
Fixed Z80 behavior running block opcodes (LDIR, etc) ... and interrupts
Fixed .Z80 ... .Z80 and .ZSF screen previews when using 128k screen page 7 ...Z80/SNA Compiler under Windows???Does anybody know anything about Z80/SNA compiler under Windows???
Does anybody know anything about Z80/SNA compiler under Windows???
