-
What Z80 development tools do you use? What books?Hi. I've been meaning to do it for over 25 years, but.. better late than never :) I'm starting to learn machine code and am trying to get a developme…
... the channel
.loop
ld a, (hl) ; fetch char to print ... it is
rst 0x10 ; print the char
inc hl ... bytes and 7 T-states for LD A, 0.
What Z80 development tools do you use? What books?Hi. I've been meaning to do it for over 25 years, but.. better late than never :) I'm starting to learn machine code and am trying to get a developme…
... the channel
loop
ld a, (hl) ; fetch char to print ... is
rst 10h ; print the char
inc hl ... br />
str defm "print - damnyou"
[/CODE]
open the channel. You might want to ...What Z80 development tools do you use? What books?Hi. I've been meaning to do it for over 25 years, but.. better late than never :) I'm starting to learn machine code and am trying to get a developme…
... the string address AFTER you open the channel. You might want to ... mean..
str defm "print - damnyou",""
or
str defm "print - damnyou",0
or ...border graphics / text tricks ?just curious if it was possible.. I mean in basic, when you scroll a program you have "scroll ?" in the lower border? is there trickery that you can…
... that you can use to open them up? or has it ... BASIC program, you output to channel 1:
[CODE]
20 PRINT #1;AT 1,0;"Hello ...border graphics / text tricks ?just curious if it was possible.. I mean in basic, when you scroll a program you have "scroll ?" in the lower border? is there trickery that you can…
... BASIC program, you output to channel 1:
[CODE]
20 PRINT #1;AT 1,0;"Hello ... />
I usually use channel #0 for this.Speccy games programmingI've got a question. Where games written in pure machine code or was it a level higher with Assembly language being the choice? I always thought it…
... hours to find how to print highscore text at a specific ... to jump in and cry for help until I throughly scan ... /> btw. my question still open on PRINT AT equivalent function on small ...ANN: SE Basic Beta 2Somewhat surprisingly, and 10 years after I started it, SE Basic is pretty much finished. [url]http://bit.ly/d64mo3[/url] The main selling point, a…
... doesn't even have a channel key. [b]It's no ... .[/b]
(#speccy has a channel key but we don't ... the logs are available online for all to see)[/QUOTE]
open and willing to share that ...Real Spectrum screen flicker with SCREEN$I've written a basic loader to simply do a 'load "" screen$' based video from a divide+ however I'm finding the Spectrum can't render a screens and a…
... t do something like 1 PRINT USR 0. Is there ... why USR 0 is needed for so many things, and ... m just searching the forum for old topics and copying/ ... put ZX to 48k with open ports [without reset]. [unsure ... sense brownb2 has an appreciation for Back to the Future ...TV tuning problemI've just discovered that I can't tune in any of my Spectrums on my new TV. (Well, "new" in the sense that it's an old one I was given to replace an …
... it's unusable. The automatic channel search picks the "best" frequency ... get a separate dedicated monitor for the Spectrums? - then I ... br />
is the old 'channel 5' is the same frequency ... can remember having to crack open my speccys and changing the ...TV tuning problemI've just discovered that I can't tune in any of my Spectrums on my new TV. (Well, "new" in the sense that it's an old one I was given to replace an …
... adapter to Scart input. No channel tuning needed, much better picture ... />
[I]If[/I] you open up your Spectrum to do ... .[/QUOTE]
Thanks for putting the link up Retro ...How paint in the down two lines ?The down two lines on the spectrum screen cant be used. But i remeber from the 80's that exist some code that allow us to paint on these two lines wi…
[CODE]
10 OPEN #2,"K"
20 PRINT #2; AT 0,0;"Hello"
30 PRINT #2;"World"
40 PAUSE 0: REM Wait for keypress
[/CODE]
EDIT: Just noticed you were talking about PLOT and DRAW, not PRINT. I dunno how to do that, sorry!+3 how to detect if a file exist ?Need help. I am making a generic menu to my compilations over the spectrum +3. Exist some way programatically to detect if some file exists on the d…
This works for me. There should be 203 ... f$="m:example"
1010 FOR n=1 TO LEN f ... +6+n), 255
1030 PRINT USR(prog + 5)
[/CODE ... chk
defs 118 ;Space for filename parameter and stack
ld bc, 5 ;Open file 0, shared-read mode ...+3 how to detect if a file exist ?Need help. I am making a generic menu to my compilations over the spectrum +3. Exist some way programatically to detect if some file exists on the d…
... time I've written anything for +3 DOS!)
for its test; if that ... 10 CLEAR 28658
20 FOR a=28672 TO 28788: READ ... CHR$ 255
60 FOR a=28659 TO 28671: POKE ... exist"
85 IF open THEN PRINT f$;" exists": LET close ...+3 how to detect if a file exist ?Need help. I am making a generic menu to my compilations over the spectrum +3. Exist some way programatically to detect if some file exists on the d…
... /> 10 CLEAR 28658
20 FOR a=28672 TO 28788: READ ... $+"."+s$+CHR$ 255
60 FOR a=28659 TO 28671: POKE ... not exist"
85 IF open THEN PRINT f$;" exists": LET close ... CLEAR leave virtually no space for anything else than the BASIC ...+3 how to detect if a file exist ?Need help. I am making a generic menu to my compilations over the spectrum +3. Exist some way programatically to detect if some file exists on the d…
... leave virtually no space for anything else than the ... leave the whole RAM for the BASIC program?[/QUOTE]< ... bunny's code modified slightly for the new ramtop:
20 FOR a=48896 TO 49012: READ ... "
85 IF open THEN PRINT f$;" exists": LET ...+3 how to detect if a file exist ?Need help. I am making a generic menu to my compilations over the spectrum +3. Exist some way programatically to detect if some file exists on the d…
... responsible for calling the ROM routine.
;This attempts to open ... LD B,3 ;Choose DOS channel 3
48922 LD ... 48926 LD E,1 ;Open action = 1. (Open the file)
48928 ... 48986 LD B,3 ;DOS channel #3
48988 CALL ...'Hello World' in ASM ?Can someone show how to make the classic 'Hello World' print with ASM code ? I cant figure at this moment how to insert and handle strings with the s…
... .
Now i wanted to print it two time sin a ... a,2 ;open...
call $1601 ;channel 2, to print in main area ... the table
call $0c0a ;print the message
djnz loop ... a,2 ;open...
call $1601 ;channel 2, to print in main area ...'Hello World' in ASM ?Can someone show how to make the classic 'Hello World' print with ASM code ? I cant figure at this moment how to insert and handle strings with the s…
... a,2 ;open...
call $1601 ;channel 2, to print in main area ... the table
call $0c0a ;print the message
pop bc ... different things this way to print several lines at once without ...Hi Res Print Routine neededHas anyone seen code for a print routine with pixel accuracy? That is print(y,x,CHAR) that allows 0 < y < 192 and 0 < x < 255 - that takes a charact…
... array of struct_sp1_update, one for each character on screen ... change (sprite move, background print, etc) the corresponding struct_sp1_updates ... markup"]header file[/URL] open as it contains the ... describes the sprite graphics for the character-size portion ...problems tuning in a new +2Got a new +2 today from eBay, as the last one I 'won' turned out to be a 48k+ that didn't work. Anyway, I've connected it up to 2 TVs, by the Aerial…
... you might find if you open it up where the modulator ... + vcr + old puters all used channel 37
every ... maplins etc, the parts for the cable are easy to ... and also the pin-outs for scart are online also
for the labour..problems tuning in a new +2Got a new +2 today from eBay, as the last one I 'won' turned out to be a 48k+ that didn't work. Anyway, I've connected it up to 2 TVs, by the Aerial…
... might find if you open it up where the ... vcr + old puters all used channel 37
every ... maplins etc, the parts for the cable are easy ... and also the pin-outs for scart are online also< ... most ), your mainly paying for the labour..[/QUOTE]
...The death of the SpectrumI was reflecting the other day about life and the significance of those interests that we develop during childhood. For many, its football or physic…
... on appreciation of computing tech for kids, where creativity and ... computer tech to kids for educational reasons to distributing ... , like the movement towards open source software, the movement ... limit tech freedoms and channel the technological needs and wants ...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…
... ![/I] has been going downhill for quite some time now, I ... reading it or watching the channel anymore. If I need a ... . I never even bothered to open the mag :lol:
Text games and ceefax?Hi I've talked on a number of occassions to an acquaintance who once published a game using the Quills programme (game is 'Crystals of Doom' in case…
From Sinclair User (37) re. Channel 4's Telesoftware...
[quote ... , is being transmitted on Channel 4 on Monday evenings.
for viewers, telesoftware via audio tones ... teletext on microdrives and print the data.[/quote]128 port hardware patchReading the ULA book has reminded me of something. In The Spectrum Hardware Manual (Adrian Dickens) there is a hardware patch to allow free use of al…
... gate high.
* A P-channel MOSFET on the output, with ... just tend to use MOSFETs for everything these days). When the ... transistor is off, and its open drain (or collector if a ...Last of my +3 disks and....a Wafadrive! Anyone actually ever use a Wafadrive back in the day? [url]http://shop.ebay.co.uk/millys-pigdog/m.html?_nkw=&_armrs=1&_from=&_ipg=&_t…
... 't leave around
2k for the Wafadrive Operating System. [B ... Epson printer, print graphics from Basic, a printer channel driver,
a ...printer with zx spectrumI have been doing some research on zx printers and they seem to be terrible. How can i print my code off from the spectrum with an ink printer, than…
You can print it with my PCL3 ... this driver. First is for best WYSIWYG text editor on ... - Desktop, second for BASIC and printing trought channel 3 and last ... is simple utility for printing ... In future i want try print on 42" HP plotter ( ...Opinion on new 128K only gamesHello, Being new to the WOS community, I am unclear on the attitude towards 128K only software, that is; Is there a strong need to support the 48K m…
... new 128K only game with open arms. I guess it's ... graphics were converted and accounted for. BTW - All the graphics including ... squares such as YELLOW for solid and MAGENTA for an overlay block ... to get a lighting overlay channel. The Spectrum graphics are being ...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 +…
... each screen using the Windows print screen function. It can be ... best way to preserve alpha channel data (I've seen heros ... pixel resolution was good enough for a PSX game! - it's ... engineering skills. It all started for me on the Spectrum and ...Fast AY PlayerThis is player for ay register dump stream (compiler for PC included). Speed: 980..1067t / 1200..1287t (without pattern change/with pattern change) …
... of three steps:
1. Open file
Support raw ay ... for the registers r0,r1,r8 (Channel A variants)/r2,r3,r9 (Channel ... )/r4,r5,r10 (Channel C variants)/r6,r7 (Channel Reg variants)/r11 ... ,r12,r13 (Channel Env variants)
