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Are OpenSE BASIC and SE Basic IV incompatible with Plus D?Hello, I'm considering Andrew Owen's impressive [url=http://sourceforge.net/projects/sebasic/]OpenSE BASIC[/url] and [url=http://cheveron.github.io/…
... ://sourceforge.net/projects/sebasic/]OpenSE BASIC[/url] and [url=http:// ... as there's no BASIC program in memory. But with these ROMs ... br />
[LIST]
[*]OpenSE BASIC shows: "0 CONTINUE U, 0 ... D incompatible with OpenSE BASIC and SE Basic IV, or is there ... -
Slow/fast games - change speedSome ZX games are too slow or too fast. Problem with speed is aslo in russian ZX games or thanks to different memory layout on zx128 and +2a models. …
... are too slow or too fast. Problem with speed is aslo ... games or thanks to different memory layout on zx128 and +2a ... -
Double Buffer UtilityHi Folks, I've been experimenting with double buffering on a 48k Speccy for a small project I'm working on. After reading lots of good advice here…
... 10) #How many rows to copy
self ... the registers to populate screen memory
numRegs = ... binaryY = binaryY[::-1] #reverse the string
screenAddrBin = '010' + ... -
Decimal to Binary stringHi all, Anyone got a less labour intensive BASIC routine than this? Example:- take 170 and convert to a string "10101010" take 4 and convert to a s…
... got a less labour intensive BASIC routine than this?
string "10101010"
take 4 and ... convert to a string "00000100"
I have ... BASIC.
Ian.
[code]
# SUB - Binary string ... -
Better arrangement for video memory?While doing some documentation work for the ZX-Uno project, I compared the advantages of the weird layout of the ZX Spectrum against a linear layout.…
... current layout is optimized for fast character display, as you can ... Y2 Y1 Y0
Memory address (ZX Spectrum arrangement)
Memory address (C64 arrangement)
Y7 ... high byte of the display memory address, we increment the low ... -
Android memory questionErm, I was sure there was already a thread about this before but I couldn't find it, perhaps it's deleted or something. So I'm asking this again. I …
... ), but it fills up its memory pretty fast (and gets real sluggish ... the SD card help reduce memory usage?
Thanks in ... -
RetroMania BASIC programming contestTo celebrate 50 years of the BASIC programming language, at this year's RetroMania we're running a BASIC game programming contest. There will be cash…
... celebrate 50 years of the BASIC programming language, at this ... RetroMania we're running a BASIC game programming contest. There ... QBASIC or Visual BASIC type stuff, and pure BASIC, not sneakily ... a somewhat obscure BASIC interpreter, we'll need a copy of the ... -
JHCon 2014Hello, not sure if this is the right category but JHCon 2014 will take place[B] from 28. to 30.11.[/B] at usual place - gymnasium in Jindrichuv Hrad…
... and completation of [B]ZX Basic megademo named Cowina[/B] ( ... accessing the website, here's copy/paste):
[I]JHCon ... megademo (in BASIC, surprisingly)
--- type a BASIC program and save ... br /> --- use normal 48 BASIC and 48K memory
--- your demo ... -
ZX Evolution -- contended memory and raster emulationFresh bleeding update for [url=http://www.nedopc.com/zxevo/zxevo_eng.php]ZX Evolution[/url] [url=https://code.google.com/p/pentevo/source/list]Baseco…
... -- raster and ULA contended memory emulation for original 48k and ... instructions (provided you have basic knowledge of ZX Evolution ... some help with raster/contended memory
Mike & ... valuable insight into contended memory topic and useful discussions ... -
Creating a ZX Spectrum Development Environment on Mac OS XI’ve been using a Macbook for a while now and am so impressed with it I decided shift my ZX Spectrum development from PC. It took me a little while t…
... , or not use a basic loader, or whaterver. I ... code.tap
cat basic.tap maintitle.tap code. ... autoruns. Pasmo can create basic loaders for you as well ... , hopefully you’ve turned on fast load.
... went wrong or what memory position the labels are ... -
The history of ESXDOS, the DivMMC and the DivMMC EnJOY![img]http://benophetinternet.nl/hobby/divmmc_history/1%20esxdos.jpg[/img] These are the stories behind esxDOS, the most popular operating system e…
... /> Full TR-DOS support from BASIC
-------------------
... /> - swap partition
- virtual memory up to 4Mb
copy the .TRD image sector ... ZXMMC.
The DivMMC memory mapping is compatible with that ... -
Recreated ZX Spectrum thoughtsI have a recreated ZX Spectrum (and a Vega and a 48K with SMART) and while I know it is not well regarded I actually quite like it. The app is "ok" a…
... own apps including am emulator (basic) and it all worked well ... very neat platform - fast CPU, decent storage and memory, wifi, network, HDMI ... -
Help With AY Music Program in BASICHi, last year I started writing a BASIC program for making and recording AY Music. I thought it would be easier than learning how to use Soundtracker…
... I started writing a BASIC program for making and ... could help me fix the BASIC program, I'd be ... />
[b][u][u]BASIC listing:[/u][/u][/b]
string for channel one/uno, defined ... This is the music string for playback of channel one ... -
Flood FillHi Folks, Can anyone point me to a flood fill that I can call from ZX BASIC? I have looked through the archive and although there are posts about…
... I can call from ZX BASIC? I have looked through the ... code
* Works from any memory address so I can load ... it in to memory where I want
* Fast
* Not too ... based due to lack of memory
* Parameters something like start ... -
TommyGun with Debugginghttp://goo.gl/HfSXev?gdriveurl Ok, so this is a pretty big release for me and I have added a lot of stuff into the code editor. Mainly of course …
... accurate.
Does not have memory contention.
Does not have ... Re-Added (missing) Boriel ZX Basic demo with all the example ... file
o Added Debug string support
Uses rst 0 ... -
DivMMC and +3 BASIC questionHi everyone, sorry if I'm about to tread a well-worn path here but I looked and looked, and I found something in the DivMMC manual but I'm not sure i…
... in the late 80s, some BASIC, some machine code, and I ... I saw something about '128K BASIC support watch this space' - so ... that I can't easily copy files from the 3" drive ... -
Basic Screen Shadow QuestionHello, I've been porting a game to the Spectrum from another platform. So far so good and I have per pixel screen scrolling working really nicely …
... ridiculously simple, as the following basic code doesn't work.
memory at 0xc000.
; c = Bit ... -
Where does the BASIC program sit 48K Spectrum memory?Hi there First post so be gentle, I've had a spectrum since the 80's and have recently started programming it for fun again. I wrote the followin…
... command directly to the screen memory.
5 LET a ... into a different part of memory first then dump it to ... -
So it occurred to me; "Why bother with going into 48K BASIC when you can just....wrap the machine code calls inside a 'RST #28;DEFW addr:RET'?" Of course, you DO need a small M/C routine to do that, and ta-daaa, here it is: [cod…
... ; hide the M/C from BASIC
Call48 RST #28 ; ... a routine in the 48-BASIC environment
DEFW #2DA2 ; ... 's a tiny BASIC program to poke it into memory:
(NOTE ... call routines in the 48-BASIC ROM, there is no need ... -
Time Gate graphics patchI've rediscovered Time Gate and one thing I don't like about the game is that it's hard to remember what's what in the status indicators. The manual …
... little BASIC program that loads UDGs then POKEs the right memory locations ... is that there is some copy protection in Time Gate and ... but getting better at Boriel BASIC, but I guess I'll ... -
Code optimisation! 16bit number to 5 digit stringJust for interest this one, any thoughts on how to make this as fast as possible? Little optimisations to this routine or a complete reimagining? …
... how to make this as fast as possible? Little optimisations to ... , HL at end of string,assume string doesn't straddle word boundary ... ;HL back to start of string
dec de ;decrease ... ,lp
ret
;
string:
db '00000' ;16 bit ... -
help with my original issue 3b from when i was a teen. possible lower ram fault.hello, well ive tried to fix my old speccy, but haven't made much progress. could you help me out with some diagnosis. the fault occurred about…
... /> it initialises very fast and shows the copy write message, but the ... . I removed all the upper memory but the fault is still ... this more likely a lower memory fault? or is my rom ... -
User defined function in Sinclair BASICI'm looking to create a user defined function in Sinclair BASIC to add up numbers being input. This is the program without a user defined function be…
... defined function in Sinclair BASIC to add up ... total numbers sent as a string
20 LET S ... UDF right in Sinclair BASIC...strangely, I have ... to do it in BBC BASIC...
[code] < ... numbers sent as a string in BBC BASIC
INPUT ... -
Memory questionsQuestion 1: PRINT PEEK 23732+256*PEEK 23733 returns 65535 for a 48K Spectrum and 32767 for a 16K Spectrum. PRINT PEEK 16388+256*PEEK 16389 return…
... pack attached?
The offline copy of the ZX80 manual I ... to write a program in BASIC so huge that it required ... -
Opus Discovery - copy 170k disks to 800k disksHi guys, I'm new here, and a newbie in the spectrum world. My opus has two disk drive, a pc drive as 1, and the original one as 2. 6116 ram chip a…
... /> Now, I would like to copy the content of more 180k ... , at the end of the copy.
All files results copied ... of memory, 20:1" error.
I tried several copy utilities, the copy ... -
Screenshots from my old BASIC gamesI have written several dozens of games in 90's. They haven't remained, so I show only screenshots 'for history'. Some screenshots are real, but all…
... my memory.
All games have been written on a BASIC ... later.
The only survived BASIC game from this list.
My last BASIC game (possibly, the largest BASIC game for ZX ... -
How to separate a character from a number in a string?Hi I've been writing a kind of logo type program in BASIC that takes a string a$ from INPUT and then draws according to what you give it. Say you w…
... logo type program in BASIC that takes a string a$ from INPUT ... character it reads in the string a$ is a number or ... -
128K memory bank selection to avoid contention issuesI'm currently developing a game and I'm trying to get my head around the memory contention issues of the various 128K/+2/+2A/+3 spectrum models in or…
... get my head around the memory contention issues of the various ... best use of the extra memory. I've searched the forums ... /> I can understand that the memory is divided up into banks ... into either 128/+2/+3 Basic and using a debugger it ... -
z88dk : FIle Handling in C on the +3e environment under Win 764bitHello my fellow WoSers! I am wondering if someone can help me solve this little pickle of z88dk / Windows using +3e Filesystem. So a little inf…
... />
here is the basic of basic C code
[code ... ) copied.
Unrecognised argument: \\
copy C:\PROGRA~2\z88dk\lib ... \Local\Temp\s1c4_1.opt
copy C:\Users\Zetr0\AppData\Local ... lump the bin in the memory of the system but I ... -
z88dk sp1lib with fzxThe numbers dont seem to display properly? fzx by itself works [quote] // for targets supporting fzx // zcc +zx -vn -startup=31 -O3 -clib…
... memory)
#pragma output CRT_ENABLE_RESTART = 1 // not returning to basic ... = 1 // not returning to basic
#pragma output CRT_ENABLE_CLOSE = ... output CLIB_STDIO_HEAP_SIZE = 0 // no memory needed to create file descriptors ...
