-
SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
... control
ld (hl), d ; variables
ld d, (iy + _subppc ... ; variable address to temporary memory area
fwait ; enter calculator< ... ; of current
call reclaim_1 ; variables area
call clr_rst ; clear display ... -
Documentation for SP1 for Z88DK?(I was going to post in [URL="http://www.worldofspectrum.org/forums/showthread.php?t=11729"]the other thread[/URL], so if a mod thinks this should go…
... executable code, in the global variables area. I was putting mine right ... that overlaps sp1's reserved area, which starts at $d1ed. If ... -
Ghosts n' Goblins loaderI'm trying to put Ghosts n' Goblins onto a +3 disk but struggling to understand the mc loader. Basic loader [code] ink 7 : clear 25000 : load "" cod…
main code block loads with many rubbish (basic variables, old program etc...).
original game code ~ 24832,40448 -
Ghosts n' Goblins loaderI'm trying to put Ghosts n' Goblins onto a +3 disk but struggling to understand the mc loader. Basic loader [code] ink 7 : clear 25000 : load "" cod…
... block loads with many rubbish (basic variables, old program etc...).
original ... -
VT2 hobeta player?I am trying to build something with a hobeta with player exported from vortex tracker ii. I want to be able to run the file on a standard 128K. I am …
... trying to create overwrites the BASIC variables (your code starts at #4000 ... -
FUSE serial communication sample anyone?Hi, in [URL="http://manpages.ubuntu.com/manpages/precise/man1/fuse.1.html"]FUSE man pages[/URL] one finds switches for serial comms. By using --inte…
... to index into the system variables area so if you change IY ... -
VT2 hobeta player?I am trying to build something with a hobeta with player exported from vortex tracker ii. I want to be able to run the file on a standard 128K. I am …
... trying to create overwrites the BASIC variables (your code starts at #4000 ... -
Currah ?Speech channelIt seems to me that it would be nice to be able to send words to the ?Speech with PRINT #5;"Speak English to me, Jimmy" or some such. There really i…
... read and write basic variables and even jump to basic line numbers. This ... writes a C string into basic's s$ and then gets ... .
However, interfacing with basic like this requires all the ... basic things to be left untouched ... -
Currah ?Speech channelIt seems to me that it would be nice to be able to send words to the ?Speech with PRINT #5;"Speak English to me, Jimmy" or some such. There really i…
... read and write basic variables and even jump to basic line numbers. This ... writes a C string into basic's s$ and then gets ... .
However, interfacing with basic like this requires all the ... basic things to be left untouched ... -
UDG tricks?I always enjoyed using [URL="http://www.worldofspectrum.org/ZXBasicManual/zxmanchap14.html"]UDGs [/URL]for the 'sprites' in my games, when I coded th…
... the program listing and variables of any BASIC program. A system ... Now the screen, the system variables, and those original UDGs ... contain remnants of old BASIC variables and such like from ... the screen and erases all variables before adjusting RAMTOP.
... -
Spectaculator BlogHi All, I've decided to start a Spectaculator development blog [URL="http://www.spectaculator.com/category/blog"]here[/URL]. Normally months (somet…
... disk interface ("TR-DOS"), their BASIC variables ended up being set up ... -
64x48 monochrome big pixels display ideaHi. I was playing with this idea of having a simple 64x48 bytes buffer, 1 byte per pixel, then a renderer which would take that buffer and render it…
... IX to point to a variables area.
[*]Constructing the bit pattern ... -
z88dk v1.99A Release Candidate[b]Z88DK VERSION 1.99A RELEASE CANDIDATE[/b] Download from: http://nightly.z88dk.org/Releases/ The release candidate will be available for te…
... place in initialized ram (variables that are not zero at ... a section overlapping the system variables area:
[code]
... to create section overlapping system variables
SECTION ... store in the system variables area with a single "ld ... -
comp.sys.sinclair Crap Games Competition 2016 is now openHi. Having won, or is it lost (well, whatever it is - I'm just as confused as the rest of you), I am proud to announce that along with Gab Amore (…
... cocked up somewhere and the variables area has gone above $C300, but ... -
z88dk spectrum.hHi, Would anyone be kind enough to give me a short example of using spectrum.h? Especially the colours and the BASIC keywords. Thanks in advan…
... functions for interacting with BASIC variables or running BASIC commands I'm afraid ... -
'Solaris' text adventure game - Softel 1983Its a fairly trivial topic but I just wondered if anyone else has encountered this problem with this game. Played this text adv game many years ago i…
... is to find location of basic variables in memory to decode the ... -
Speeding up programs by hacking the SysVarsPositively pleased to properly discover this area of the forum! I have a couple of recent tricks that might be of interest - they're probably old hat…
... DEF FN as a mini-variables area, which the ROM always searches ... before the VARS area. Taking a bit out of ... /> So there can be global variables r,c,z$ present as ... . As long as all variables for each area are declared during initialisation ... -
POKE taking a variable amount of time...Hi Folks, Does anyone know why the following POKE statements seem to vary in their execution time? [code]100 POKE 60000,10 110 POKE 60001,16…
... to get two parameters from BASIC in to my machine code ... or convenience of use from BASIC.
Your method is ... read the parameters of a BASIC function, so you can use ... to access the contents of BASIC variables directly from machine code, allowing ... -
RANDOMIZE USR, PRINT USR etcHello just wondering why is it called RANDOMIZE UsR what does randomising have to do with it ? When calling machine code routine from adress x you ty…
... are talking about the system variables area that is after the screen ... -
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…
... the amount of memory from BASIC all you need is:
Remembering that BASIC variables are signed 16-bit integers ... -
Copying a single character from one place to another?[code] ORG 33000 LD A,8 LD HL,16384 LD BC,256 LD DE, 18432 LOOP: PUSH AF LD A,(HL) LD (DE),A ADD HL, BC POP AF DEC A JR NZ,LOOP REST […
... end up overwriting the sys variables area hence crashing but it is ... -
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 …
... load/run those [b]BASIC[/b] variables can be populated with data ... with the previously populated string variables to Load - in which ... run, it modifies the [b]BASIC variables U$[/b], [b]P$[/b ... need to know where in BASIC such variables would be stored (location ... -
are there any machine code to basic converters?i know it sounds stupid but for amature programmers like me it would be great. i could speed up the basic on an emulator and it would give me more of…
... where assembler registers would be Basic variables so INC A in assembler ... on variables. But they do it not on Spectrum in Basic but ... so and convert it to Basic this way. Commercial games ... much bigger as each Basic instruction using variables, numbers and so on ... -
INC not working as expected in LoopHi, i have been working on this for around 2 weeks now and Ive read myself into a hole. I am trying to increment HL. HL is referencing a display …
... past the attribute area, it enters the system variables area, then quickly reaches ... HL goes outside the screen area. (If you’re having trouble ... -
Two different versions of Bruce Lee?There's a possible MIA here, I think. I sat down at lunchtime to play a bit of Bruce Lee and discovered that the version I'd downloaded from WOS (th…
... RET although what state the Basic variables are (not) in, I'd ... -
Two different versions of Bruce Lee?There's a possible MIA here, I think. I sat down at lunchtime to play a bit of Bruce Lee and discovered that the version I'd downloaded from WOS (th…
... RET although what state the Basic variables are (not) in, I'd ... -
what does the USR command actually stand for?im sure its an acronym, if i remember rightly. ____ sub routine?
... also read input values from basic variables. The Currah MicroSpeech ROM routines ... read allophones from a basic string, for example.
basic, doing this or using the ... -
Adding command to BASICI am looking for an article about adding commands via software to sinclair basic. I know there was one published and to the best of my knowledge it w…
... a universal mechanism to extend BASIC functionality in a modular ... , and also within numbered BASIC lines. The beauty of ... them is that BASIC ignores their syntax, so ... including changing RAM, reading/writing BASIC variables, and calling routines in the ... -
zx81 loading and saving codei cant get registered with the zx81 forum, so i thought id try here. how is this done? ive tried loading and saving using code xxxxx,xxxx but nothing…
... be stored is in the variables area. To do this you must ... the first item in the variables area. This will be true if ... stored machine-code in the variables area, any future use of either ... -
zx81 loading and saving codei cant get registered with the zx81 forum, so i thought id try here. how is this done? ive tried loading and saving using code xxxxx,xxxx but nothing…
... be stored is in the variables area. To do this you must ... the first item in the variables area. This will be true if ... stored machine-code in the variables area, any future use of either ...
