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Cool BASIC tricks and tips!Following on from Dunny's excellent suggestion of a compendium of BASIC tips + tricks, I believe it would be better to have a topic dedicated to it. …
... wrote the routine in Sinclair BASIC to ensure I understood how ... double height character routine in BASIC that is as quick as ... the method used in BBC BASIC MODE 7 i.e. you ... BASIC routine is that it uses 1.5K of memory to store ... -
Spectrum 128K RS232 to PC serial cableIf you have read some of my recent posts then you will know that I am eager to link my Spectrum +3 to a PC. This will be done by wiring a standard PC…
... disc. The last 512 BYTES of the Z80 memory map ... to 65535) are used to store the download software. Because ... 16384 to 65023. 80 BYTES of memory are left to ... will need a back to BASIC option too as well ... *
; Write bytes to AUX port.
Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…
... You could improve on the basic idea I provided by ... one array entry to store the count for each ... in an array of 192 BYTES.
Here ... [direct_temp+eax*4],edi ; Store pointer
lea edi,[edi ... register)
REP STOSD = Store DWORD value until ECX = ...designing a computerHi everyone! I am designing a 4 bit computer and i need some advice, is this a good instruction set? [CODE] BINARY OPCODE DESCRIPTION 00000 nop…
... do with the number of bytes it uses for the opcodes ... mastered and gained knowledge of basic computer design, you can start ... four instructions taking just four bytes. The jumps and return address ... came the memory load and store which got solved with the ...Hacking the O.C.P Full Screen Editor/AssemblerIf you have been reading my posts recently then you will know that I am eager to have the sourcecode I wrote for the Spectrum during the period 1988 …
... is 512 BYTES wide by 8 down (4K). I used BASIC to ... O.C.P could not store the data within the project ...Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... a simple BASIC program would load part one (6912 BYTES) into the ... make the calculation easy. The BASIC load filename may corrupt some ... you are proposing, we store 6144 bytes of game data into screen ... 1. How many bytes do we need to preserve basic *safely* until ...Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... you are proposing, we store 6144 bytes of game data into screen ... /> 1. How many bytes do we need to preserve basic *safely* until ... (438 BYTES). You need some room for the BASIC program area ... url]
The following BASIC program will boot Cybernoid:
Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... proposal seemed very efficient and basic is the only thing ... minimised to store 23552 to 23733 (182 BYTES) and the BASIC program area ... make room for about 512 BYTES.[/QUOTE]
I ... decompresser code only takes 89 bytes, and it compresses very complex ...Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... initialize and execute snapshot (59 BYTES).
z80_stub ... are plenty of regions to store 59 BYTES:
[code ... SNA
Threshold: 59 BYTES
23296 - 25344 - ... to be the 768 BYTES needed to keep BASIC alive...
< ...Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... loaded into memory without disrupting BASIC so they may be ... of repeated BYTES must be available to store the depacker ... be loaded into memory using BASIC. Once these requirements have ... taking just three BYTES to store. These last three BYTES will always ...Override AUTOLINE start?Hi there, Is there a poke that prevents a BASIC program from auto running, when it was previously saved with the LINE command? Cheers, Steve
... />
[CODE]; Basic program/loader
10 CLEAR ... BASIC program area
l_5b0b: ld ix, l_5b4b ; We store the header bytes ... ; 17 bytes - the length of a BASIC block header< ... store it.
ld ix, (l_5c53) ; IX = PROG - destination address of BASIC ...Override AUTOLINE start?Hi there, Is there a poke that prevents a BASIC program from auto running, when it was previously saved with the LINE command? Cheers, Steve
... area,
; immediately after the BASIC program area
dec hl ... ld ix, HEADER ; We store the header bytes at the end of ... , $0011 ; 17 bytes - the length of a BASIC block header
store it.
; Load the BASIC block:
ld ...Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …
... 24500-32767 area to store things which are out ... Sid Spanners required 512 bytes to store in the version ... to reduce those map bytes down to nybbles and ... bytes!
With a bit of care then, I can store ... co-authoring one-liner BASIC programs I learnt how ...Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …
... array requirements from 7680 bytes to 5376 bytes.
The other ... as you can go -- the basic system does not need to ... blocks of 512 bytes. You can use those to store global data ... C startup reserved space (80ish bytes) + main locals + parameters and ...Official CSSCGC 2010 Competition ThreadDear Wossers, As 'loser' of the 2009 competition, I am now obliged to host the 2010 competition. I have created a site which will provide a hub for …
... format to it. It can store 256
objects, or ... is spread across two bytes, 256 bytes apart
in ... in JSWI is always 256 bytes for a room.
... the room layout and 128 bytes for the room name, ... getting "zeros" because the BASIC loader does not register
Platformer BAS file?Does anyone have an example of a platformer in BASIC? Specifically one that uses drawn sprites, etc.
... set is just 168 bytes. You can store 12 sets, which will ... is coded in BASIC and compiled using HiSoft BASIC compiler: [url]http ... you plan carefully how to store your data, 48K (a bit ...Platformer BAS file?Does anyone have an example of a platformer in BASIC? Specifically one that uses drawn sprites, etc.
... and then another one 168 bytes below (UDG sets take 168 ... code to the 128K and store all the UDG sets ... runtime and only use 168 bytes of your precious 48K.[/ ... code a platformer game in BASIC, and is asking for ... using the RAM disk to store several UDG sets you ...SpecBAS: Request for comment - SpritesHi all - Having been slaving away at the new SpecBAS release, I've decided to finally bite the bullet and implement a sprite engine. I've got a nice…
... you just store them as an array of strings of bytes?
BASIC yet.SpecBAS: Request for comment - SpritesHi all - Having been slaving away at the new SpecBAS release, I've decided to finally bite the bullet and implement a sprite engine. I've got a nice…
... you just store them as an array of strings of bytes?
bytes (width*height in size).
store a pointer to the graphic ... , I've not tried your BASIC yet.[/QUOTE]
They ...Gigascreen - programming guideDoes anyone know of a programming guide for the 128K gigascreen screen mode, specifically a persistence colours table, some code (pref. C level or BA…
... ,16
LDIR ;Copy 16 bytes of colour
... here
PUSH AF ;Store numbers on the stack...
bytes)
DEC A ;Decrement ...
RET ;Return to BASIC
attr_list
; ...RFC: 64 column font codeIn BASIC, type CLEAR 49999 then import the code at 50000. Then type RANDOMIZE USR 50000. This will create a new channel and attach stream #4 to it. A…
... /> ; optimized by Crisis (to 602 bytes)
org 64166 ; ... channel must be created below basic
; so look ... default streams has
; two bytes of offset data
; ... /> ; flag
push af ; store the carry flag
ld ...SE Basic Type-ins^Pete suggested creating a sticky thread for SE Basic discussion. I thought a Type-ins thread might also be useful. Up to the mods if they want to ma…
... ] font used by SE Basic is designed for legibility with ... channel must be created below basic
; so look at ... default streams has
; two bytes of offset data
; the ... /> ; in the streams table to store the
; offset
...Maketzx...Whats the state of play?Been out of the whole emulation bit for...a while :) But, back in the saddle, ready to transfer some more tapes.....except...maketzx doesnt seem to w…
... schemes in just those two basic blocks. This makes it very ... , but doesn't attempt to store loading scheme specific structure information ... file by reading the underlying bytes being transmitted - this was also ...New platform game: Sid SpannersHi all, here is my Christmas present. A new platform game (well, more of a mini-game really). [url=http://java.cms.livjm.ac.uk/homepage/staff/cmspc…
... amount of memory in bytes required to store all 8 Sid Spanners ... I can't overwrite the BASIC loader with C code or ... overwrite the system variables and BASIC loader without any problem. As ...Random numbers...Hi Folks, I am not an expert when it comes to random numbers. If I have the RANDOMIZE statement the beginning of a program and then proceed to gene…
... This happens if you store a snapshot because you ... also store the SEED value with ... are demonstrating that the Basic RND is not very ... time. This assumes the basic rom interrupt routine is ... in the lowest order bytes of FRAMES (in other ...
