-
IF1Bis problems. The Edge of the Spectrum...Advice is sought from the learned on WoS. I just bought an Interface 1Bis from sunny South Africa. It arrived fast, but unfortunately doesn't work.…
... , length of program (size less variables) and starting line for Basic types.
-----------------------------------------------
0 P BASIC program ZZP
1 N Number ... Code)
5-6 Length of program only (Program)
Array name (Numeric ... -
dumping protected BASIC loadersI wrote this a few weeks ago but forgot to post it. It will load & list from tape/TAP/TZX any BASIC program which has been saved with SAVE, including…
... block must match the size of the following program data block otherwise the ... which is believed. The individual BASIC line lengths are printed (in ... if not there. Load the program header block and get some ... info. Load the program data block at 'bytes'. ... -
Popular Computing WeeklyHope someone can help me, I've been typing in a whole heap of early Type-ins for the Amstrad CPC 464 and have typed in a program, though it's not wor…
... which is the purpose of the program to hear the sounds ... was using BASIC 1.1, the original program was written ... in BASIC 1.0, ... so after the launch of the 464, programs were ... 1370 PRINT#2,"V1: Step size "v;
1380 PRINT# ... -
Dock's ZX Maze gameI'm hoping to finish a simple maze game in ZX Spectrum BASIC this week, as part of the Ludumdare Retro challenge. I used to dabble in speccy basic on…
... it's on my list of things that I'd like ... which might take a bit of time to get working.[/QUOTE ... br />
A simple way of doing UDG animation is to ... have multiple sets of UDGs and just swap between ... , but it will keep the size of the BASIC program down. -
ZX-Assembler file handling concept[QUOTE=clausjahn;777075]Dear readers, At this time, it's a good time to ask you, the future users, how to implement the file usage. Let's suggest so…
... amount of bytes when the table size is ... and when the table size is large your ... some other part of the program makes reference to ... /> The above summarizes much of Spectrum development. But once ... program. That 8k blob would contain code to read, write basic ... -
Serial comms - duzzit work?Has anyone ever successfully got two 128K Speccies (of any variant) to communicate with each other over the SERIAL / RS232 / MIDI / AUX ports? I can'…
... /> We wrote a sort of chat program, and a few simple ... into the category of 'far-too-ambitious-for-BASIC-but-we- ... by being done entirely in BASIC. Ironicaly the biggest obstacle ... 's Way.
[SIZE="1"]* this gives me an ... a CSSCGC entry :smile:[/SIZE] -
How big is the program?I've got the following one line program (running in a 48K Spectrum emulator) [CODE]1 input n:let n=n-int(n/4)*4:print "1 i -1-i"(n*2+1 to n*2+2)[/CO…
... ; E_LINE; ie. the size of the PROG (the BASIC listing) & VARS ... (the variables) areas. If the program has ... never been run then the size of VARS will ... terminator) plus the size of PROG. If the program has been run, ... -
Floating Point Package Math48<br>I came across a neat little floating point package for the z80 and I'm adapting it now to work with z88dk and sdcc. There is an interesting…
... , perhaps half its size. Yet the program was fractionally slower than ... have to weigh up the size of the maths package against the ... it supports and the size in memory of floating point data. ... be some basic effort to understand how parts of a program interact. I ... -
Execution map file support in different emulatorsAs I'm now seeking about execution map files, the different emulators support, I want to start a new discussion here. Today, I tried to create a mem…
... compiled the following ZX-Assembler program:
[code]
define ... ; length of BASIC ROM
snaheader: equ 27 ; SNA48 file header size
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 …
... is stored, then comes your BASIC program, and somewhere above that the ... stores the variables for your BASIC program, and the stack space used ... (remember this will restrict the size of your BASIC program), and then you can ...Calling in some help?Hi guys. As you may know, I released the 'non beta' of the Vulcan expansion pack. OK so it ended up having a single minor, easily fixable bug. But…
... br />
RUNDOWN OF BASIC ARRANGEMENT OF PROGRAMME
I don ... to modify anything in the program. 5 bytes for each mod ... example, 54270-1 sets map size, 54278-84 unit colours, ... to that) and the map size memory addresses.
...ZX81 Character SetHello, hope I don't offend anyone with my request. I've put together a program on my Amstrad that redefines a condensed text and displays it appropri…
... 843885"]I'd presume a BASIC program has a fixed address ... there is less than 3k of RAM the screen is " ... codes. As a result the size of the display file (what ... there is more than 4k of RAM, the ZX81 uses ... used, or freed as the BASIC program is altered, so the ...BASIC Tenliners 2016I would like invite all basic programmers to this year's BASIC Tenliners contest. You have to code a game in 10 lines of BASIC. For details please ta…
... ;847580"]By default a Sinclair BASIC program is saved with all the ... huge BASIC program (size limited by available memory only) in 10 lines of code ... , where 99% of the program logic is hidden ...BASIC Tenliners 2016I would like invite all basic programmers to this year's BASIC Tenliners contest. You have to code a game in 10 lines of BASIC. For details please ta…
... ;847580"]By default a Sinclair BASIC program is saved with all the ... huge BASIC program (size limited by available memory only) in 10 lines of code ... , where 99% of the program logic is hidden ... everybody will avoid this kind of "cheating".BASIC Tenliners 2016I would like invite all basic programmers to this year's BASIC Tenliners contest. You have to code a game in 10 lines of BASIC. For details please ta…
... "]By default a Sinclair BASIC program is saved with all ... BASIC program (size limited by available memory only) in 10 lines of ... BASIC program (size limited by available memory only) in 10 lines of ... all the program logic was in the BASIC program itself rather ...BASIC Tenliners 2016I would like invite all basic programmers to this year's BASIC Tenliners contest. You have to code a game in 10 lines of BASIC. For details please ta…
... 847580"]By default a Sinclair BASIC program is saved with all ... huge BASIC program (size limited by available memory only) in 10 lines of ... code, where 99% of the program logic is hidden ... years used any kind of hidden initialization in other ...Arrays in BASICHi so I'm making this crappy game and I wanna store the screen positions of some UDGs in in a 50x2 array cause I have 50 characters. So I made the ar…
... delete" elements from a Spectrum BASIC array (Java has something called ... the new size....very useful for keeping track of invading aliens ... declare it at one size in the program and redeclare it elsewhere ... print at values of y > 21 in normal BASIC. In Boriel ...Arrays in BASICHi so I'm making this crappy game and I wanna store the screen positions of some UDGs in in a 50x2 array cause I have 50 characters. So I made the ar…
... delete" elements from a Spectrum BASIC array (Java has something called ... the new size....very useful for keeping track of invading aliens ... declare it at one size in the program and redeclare it elsewhere ... print at values of y > 21 in normal BASIC. In Boriel ...ZX Spectrum, ZX81 and Middle SchoolersToday I gave a talk to 120 US middle school kids (7 grade) about computer science and careers in programming. I also gave them a taste of programmin…
... out newer versions of Basic - like Visual Basic which sucks big ... is that the speccy Basic suits an unstructured approach, ... themselves if anything they program actually works eventually and ... but mainly because of the tiny size of the programs compared ...Akalabeth gamei found now that someone ported an ansi-basic game (coded in 1979?) to msx-basic - what about a zx-spectrum basic version of it? ;) https://plus.goo…
...
To halve the size of the DATA tables I don ... fit it all into the program. The simplest structural change ... as close to the start of the program as possible.
< ... />
Restricting the program to using BASIC leaves little further options ...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…
... /> There was no equivalent RAMTOP BASIC system variable on the ZX80 ... size is to check the value of SP at the start of the program ... [/b] overwrite existing BASIC lines from a merged program. So you could ...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…
... /> There was no equivalent RAMTOP BASIC system variable on the ZX80 ... the BASIC ROM sets the stack pointer to the top of ... size is to check the value of SP at the start of the program ... SinclairPrograms830100024.jpg]ZX80 hex loader program I saw in Sinclair ...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…
... do with a BASIC program, have an indication of the number of bytes (so ... CODE, and the program spits out a listing of ld, jr, push ... do both in terms of code size and debugging. The assembler ... features available and the size and location of your assembled code. ...Jump AlgorithmAfternoon all, trying my hand at a liitle basic coding ( it's a quiet work day :) ) and wondered if anyone has coded a platformer type jumping routin…
Which is the size of the sprite, in characters? Which ... , you must program line by line the progression of the sprite, first ... . Since you are programming in BASIC, avoid using variables for the ... be programmed simply repeating positions of the sprite.British Airways Systems Failure.So unless you have been living under a rock for the past 24 hours, you will have learned that British Airways (BA) have had a major IT systems failur…
... itself is a point of failure. To replace batteries ... and no matter what size of data centre you have, ... justify even the most basic maintenance sometimes.[/quote]
program for the machine to ... may lose the whole program that runs the machine ...z88dk : Support FunctionsJust a quick one here, I am looking to doing some dirty dirty code with C and load a screen$ file from the disk using "system( command )" - yes I …
... this kind of string manipulation in ASM / BASIC before ... br /> Setting the value of basic string variables can be done ... /master/libsrc/spectrum/basic/zx_setstr_callee.asm"]zx_set_str()[/url ... it to the right size and do not ... it in the C program, all will be ok ...z88dk adventure problemI downloaded the example https://drive.google.com/file/d/0B6XhJJ33xpOWaHYxek15WXJyQVU/view?usp=sharing I changed NUM ROOMS to 13 here is the who…
... I think.
The program currently has two windows defined ... not if its machine code Basic wont work.[/quote]
... see by looking at the size of the code block in ... mind a c/asm program can use memory starting ... you've got a lot of text and graphics, you ...Need Some Basic HelpHi all, I’ve decided to give programming in Spectrum Basic a go again (bit of nostalgia trip!) and I’m trying to develop a CYOA style game. How…
...
which is the size of the "Spare" RAM which ... ; loaded separately from the program code & data. This ... can easily be emulated in BASIC - just use DIM, ... would be part of the main program load. Data can ... embedded in the main program and located thus:
Need Some Basic HelpHi all, I’ve decided to give programming in Spectrum Basic a go again (bit of nostalgia trip!) and I’m trying to develop a CYOA style game. How…
... = 41479
eg. The BASIC PROG-space for Hotspot Hillock ... (on cassette), giving a total program size of 91kb. Although it does have ... couldn't be done in BASIC, just rather more slowly.
of the main program, rather than as a ...
