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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…
... br /> ex de, hl ; size to DE
... :
pop bc ; unstack size
ld (hl), b ... enter calculator
fstk0 ; stack zero
fce ; exit ... enter calculator
fstk0 ; stack zero
fce ; exit ... -
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…
... call stk_sto_str ; parameters to calculator stack
pop bc ; ... call stk_sto_str ; parameters to calculator stack
ex de, hl ... ; get parameters to calculator stack
pop hl ; ... /> ld e, (hl) ; size of relative jump
ld ... -
IF EXIST?In MS-DOS scripting, there is an IF EXIST command that lets you check wether a file exists in disk or not. There are any way to check it out from BA…
... /> filename.
Since the size of a directory is variable ... filledd
Bytes 11...12 - Size in kilobytes (binary)
The file size is the amount of disk ... /> the top of memory, the stack held somewhere in that range ... -
z88dk and im2I set up a minimal IM2 mode so I can draw sprites for a laff [code] #include <string.h> #include <stdio.h> #include <im2.h> #include <stdlib.h> #in…
... .LIB update array for full size screen 32x24
53 ; ... br /> 61 ; ce00 - cfff ------- z80 stack (512 bytes) set SP=d000 ... ) and grow upward. The stack will start at 0xd000 (really ... /> #pragma output STACKPTR=53248 // place stack at $d000 at startup
SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
... call int_to_fp ; number to temporary stack
pop af ; ... fp_to_bc ; number from temporary stack to BC
scf ... ), 2 ; set lower display size
xor a ; LD ... address
push de ; stack it
call get_line ; ...SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
... ld (list_sp), sp ; store stack pointer
call cl_all ; ... _df_sz) ; lower screen display file size
set 0, (iy ... auto_l_1:
push bc ; stack result
call next_one ; ...
push bc ; stack BC
call out_num_2 ...SCREEN$ bug fixI've been using the SCREEN$() function recently for reading data off the screen rather than taking up space with an array and I got fed up with the s…
... the UDG set variable size I might as well ... others to be variable size as well, as then ... call $2dd5 ;FP_TO_A from calculator stack: A
ld (ix ... br /> Stack0: call $2ab6 ;STK_STORE stack a dummy entry
jr ...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…
... support any number of any size sprites. Of course, performance ... it specifies the sprite's size in characters and how the ... /> #pragma output STACKPTR=53248 // place stack at $d000 at startup
The stack has to be moved further ...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…
... /> #pragma output STACKPTR=53248 // place stack at $d000 at startup
void *u_malloc(uint size) {
return malloc(size);
}
;Pixel Size: ( 16, 24)
;Char Size: ( 2, 3)
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…
... .LIB update array for full size screen 32x24
53 ; d1ff ... from 32768 (the default), the stack location (the comments in the ...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…
... /> #pragma output STACKPTR=23730 // place stack at $d000 at startup
void *u_malloc(uint size) {
return malloc(size);
}
;Pixel Size: ( 16, 24)
;Char Size: ( 2, 3)
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…
... output STACKPTR=23730 // place stack at $d000 at startup
void *u_malloc(uint size) {
return malloc(size);
}
... br /> ;Pixel Size: ( 16, 24)
;Char Size: ( 2, 3 ... do you think the stack will need in ...Collision Detection in SP1Hi, Does anyone have a well-documented example of using collision detection in spritelib. I've search WoS and Z88DK forums but no joy. Something wi…
... /> #pragma output STACKPTR=23730 // place stack at $d000 at startup
void *u_malloc(uint size) {
return malloc(size);
}
;Pixel Size: ( 16, 24)
;Char Size: ( 2, 3)
Collision Detection in SP1Hi, Does anyone have a well-documented example of using collision detection in spritelib. I've search WoS and Z88DK forums but no joy. Something wi…
... like I had with the stack or the heap colliding with ... /> #pragma output STACKPTR=25000 // place stack at $d000 at startup
void *u_malloc(uint size) {
return malloc(size);
}
Converting an integer arbitrary large binary number into a printable decimal formThis was asked a long ago at the comp.sys.sinclair newsgroup. At that time, I came up with a solution by extrapolating the classic algorithm of suces…
... number as a decimal
; size = 190 bytes (excluding number string ... ,(BINsize)
call $2d2b ;STACK_BC stack the number in BC
stack 3
defb $05 ;divide ...Converting an integer arbitrary large binary number into a printable decimal formThis was asked a long ago at the comp.sys.sinclair newsgroup. At that time, I came up with a solution by extrapolating the classic algorithm of suces…
... !!![/size]
[size=+2][b]6[/b][/size]
[size=+ ... as a decimal
; size = 189 bytes (excluding number ... br /> call $2d2b ;STACK_BC stack the number in BC
stack 3
defb $05 ...A new full-screen bicolor engine called NIRVANA[I]OK, there's something I need to clarify first: Nowadays if you write [B]"multicolor"[/B] everyone assumes it refers to "multicolor 8x1" (an attri…
... , I'm now convinced this size is too small for multicolor ... implementation, I'm considering a stack-free version. If it will ... for these tasks, thus a stack-free version would provide an ...Getting aquainted with the IF1bisToday, fifteen days after dispatch, the IF1bis arrived at my door. In perfect order. No customs, no TVA and no handling fee involved. The arrival of …
...
LD BC,last1 -addr1 ;size of code
LD DE ... (HL),19 ;MAIN4 =4867 on stack
DEC HL
Assembly code auto optimiserFor my Finders Keepers Plus project I'm considering writing an Assembly code auto optimiser. Way back when I wrote the original FK I considered optim…
... z88dk optimize for speed or size?[/QUOTE]
It optimizes ... meant to go after code size by preferring to use subroutines ... code. Then there is the stack frame -- sdcc uses index registers ... to select transformation for code size or speed from a single ...Self modifying code ??I made a game in C that was mostly accessing arrays and using FOR NEXT loops, I ran out of memory, so I was thinking would it be possible to use sel…
... />
[quote]
any other size tips?
[/quote]
size:
* Prefer globals and ... the z80 does not have stack relative addressing and using static ... code was exactly the same size[/QUOTE]
The ...array offset (z88dk)Im trying to simulate a 2 dimensional array by using an offset [code] #include <fzx.h> char scr[768]; int arrayoffset(char x,char y) { return (x*…
... to the function in code size for this case (because of ...Can any C experts help me - have hit an impasseHere is an excerpt from my attempt to program a Bridge game in C. Can you spot where I'm goiing wrong? I am trying to count the points in each ha…
... creating a copy on the stack in the local function. Both ... is more flexible (the array size is no longer specified by ...****ing Awesome Spectrum Engine (FASE)This is a new engine (sprites, tiles, map) for all ZX Spectrum machines. The engine set ups a runtime enviroment that leave between 24K and 30K byt…
... . Aside from performance and code size issues, it will make the ... manipulation is similar that the stack manipulation in a function call ...Help with File Compressor by Mladen PopovicHi, I'm trying to compress BombJack (MCM) and transfer it to a +3 disk (Yes I own the original game :) ). I'm unsure about the addresses to enter in…
... 23843 with PUTRAM, enter the size & location parameters, run the ... could restore RAMTOP and the stack and then return to BASIC ...Help with File Compressor by Mladen PopovicHi, I'm trying to compress BombJack (MCM) and transfer it to a +3 disk (Yes I own the original game :) ). I'm unsure about the addresses to enter in…
... 23843 with PUTRAM, enter the size & location parameters, run the ... could restore RAMTOP and the stack and then return to BASIC ...Math Quiz - MultiplicationThe topic is fast multiplication routines, from 8x8 to 32x32 and all points in between. These functions sit underneath floating point libraries, gen…
... take another look, given the size of the unrolled code (It ... start using memory or the stack to hold results -- I'l ... be trying to reduce the size of dividend and divisor. In ...Is ESXDOS flexible enough to incorporate e.g. Spectranet commands?I was just discussing the idea with someone about the wish some people have to be able to combine interfaces such as DivIDE (Plus) / DivMMC EnJOY! wi…
... /> ; hl = char *s - 1
; stack = avail < length, original position ... of a number of any size in chars but the destination ... />
The 512-byte fixed size may be a problem generally ... pool. You can allocate fixed size blocks quickly (eg if all ...My new Spectrum +3 has no start menu.Hi all, I recently took delivery of my 'new' Spectrum +3 from a Fleebay auction. So I serviced the drive on Saturday as it had a snapped drive belt …
@zxuno, the TwitterHi! Now we have a Twitter account about ZX-Uno FPGA Spectrum board project. Follow at: [url]https://twitter.com/zxuno[/url] Main site: [url]http:/…
Both PCB's are same size...
But cases are not 100% compatible due specific holes of ZX-Uno board.
But yes, you can stack the two devices...
;-)1984-2014here I will account for my journey through games released thirty years ago, just like last year for 1983 games, and you can do the same.
[URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0009857"]Micromania's Invasion Force[/URL] can only be played with a
[B][SIZE="7"]STACK LIGHT RIFLE[/SIZE][/B].
