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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…
... 0x1655 ; call the MAKE-ROOM routine
inc hl
... by decrementing it
jp m, CHK_AT ; expecting a regular ... accordingly
xor c ; compare BIT 0 from character ... -
New game: WUNDERCHAR$Hi All, Finally finished my latest game: Wunderchar$. [IMG]http://i1142.photobucket.com/albums/n608/daveyboyhughes/loadingscr.gif[/IMG][IMG]http://…
... pleased when I wrote the routine blowing up the 8x8 graphic ... OR A [-1B, -3T]
C) in routines level1, level2. etc ... , recently wrote my own 'Input' routine, definately don't trust the ... alternative?
Yep I'm planning to have more organised ... -
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…
... 0x15c4 ; address of the INPUT # routine
defb 'P' ; channel ... decrementing it
jp m, CHK_AT ; expecting a regular ...
xor c ; compare BIT 0 from character ... -
writing an emulator-newbie needs helpHi, this is my first post here. I decided to write a minimalistic emulator of ZX Spectrum-no emulation of advanced peripherals, no emulation of sound…
I'm not even thinking about tape ... think is the expected read_keyboard() routine, but I need to know ... (X pressed)
if C pressed
set bit 3 ... of ports[0xfefe] to 0 (C pressed)
if V ... -
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…
... 0x15c4 ; address of the INPUT # routine
defb 'P' ; channel ... decrementing it
jp m, CHK_AT ; expecting a regular ...
xor c ; compare BIT 0 from character ... -
Challenge Sprint 4x tape recorderHi, I noticed a [url="http://www.worldofspectrum.org/infoseekid.cgi?id=1000051"]Challenge Sprint[/url] on eBay, and checked out the WoS entry for it…
... part of the loading routine, and to detect edges ... instructions after that, the routine retrieves the bit again ... 0495 in a, (c)
ROM:0497 jp m, loc_492
... version of the loading routine changing the FFh port ... -
Challenge Sprint 4x tape recorderHi, I noticed a [url="http://www.worldofspectrum.org/infoseekid.cgi?id=1000051"]Challenge Sprint[/url] on eBay, and checked out the WoS entry for it…
...
ROM:048A ld a, c
ROM:048B xor b ... monostable
ROM:0497 jp m, WaitFor0 ;loops while clock is ... ;discard return value for this routine
ROM:0536 xor h ... -
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…
... ; address of the INPUT # routine
defb 'S' ; ... call DRIVER
; ret c ; stop if row changed (reached ... br /> [/CODE]
I'm leaving the "print comma" feature ... -
writing an emulator-newbie needs helpHi, this is my first post here. I decided to write a minimalistic emulator of ZX Spectrum-no emulation of advanced peripherals, no emulation of sound…
... the final part-snapshots loading routine. I already read the descriptions ... few questions unanswered that I'm asking now:
... ?
4. I'm puzzled by inconsistencies in byte ... register represents the value of C (little endian order), but ... -
writing an emulator-newbie needs helpHi, this is my first post here. I decided to write a minimalistic emulator of ZX Spectrum-no emulation of advanced peripherals, no emulation of sound…
... it might be. I'm pretty sure it's not ... I thought my interrupt handling routine was faulty and somehow damaging ... />
Because my routine for loading .SNA files is ... very short I'm posting it here-maybe ... /> D=buffer[12];
C=buffer[13];
B=buffer ... -
New version of ZXDS?Hi Patrik, Just wondering if you are planning to release a new version of ZXDS? If so, any chance you would be willing to share a possible date and…
... of whatever PGD project I'm working on).
Examples ... , red for load.
C) Have a "confirm?" box pop ... and always confirm what I'm doing BEFORE actually clicking stuff ... you get used to a routine/method of doing things (I ... -
checking bits in BASICThe question of manipulating bit patterns in BASIC was raised recently in this [thread=35728]Keys redefine routine and key check[/thread] thread. I s…
... of the m/code itself.
This little routine (plus the ... ()=LEN a$-1: DEF FN c()=INKEY$=CHR$ 13
IF NOT FN c() THEN
LET a$=a ... (INKEY$="" OR FN c()):
IF NOT FN c() THEN
NEXT ... -
numbers to binaryHi everyone, I have looked through the manual and have found nothing. How do you change a number to binary easily? I know you can go binary to decim…
... ' from d$
FN m(n$,c) - get position-1 of character ... FN f(n$,b,c) and FN m(n$,c) need a string ... basis for a simple encryption routine, where the text is treated ... FN f(n$,b,c)=FN m(n$(c),1)*b^(LEN n ... $-c)+VAL (("FN f(n$,b,c ... -
line, plot and circle in whole 256x192 displayhi! are there some way to draw lines, or whatever, in the whole 256x192 display, than just the above 256x176 part? (this is the msx1 version i made o…
... (sorry no name), the draw routine is a plain 'Bresenham' of ... /> INC HL
CP 77 ;"M" = move
JR Z,plo1 ... /> CP B ;unless
JR C,dostra ;straight forward
dodiag ... -
playing sound samples from Boriel's zxbasic-compilerfirst of all, sorry if it sounds confusing if i'm posting this thread here instead instead of at Discussions:SinclarBasic it's because this is more …
... 's really for samples i'm looking for - as reference, i ... a,b
04 or c
10 jp nz,Adr01 ... /> [/code]
The routine loops back to Adr02 when ... -
Need help with tzxing once again :)You people helped me so much in this thread witch a custom loader: [url]http://www.worldofspectrum.org/forums/showthread.php?t=36109[/url] Maybe we…
... =
The save routine states the timings and what ... , yes.
I'm still trying to get my ... s1: INPUT "Czy relokowa[C] wersj[E]"'"rozbudowan[A]?( ... /> 135 INPUT "Przyj[A][C] RAMTOP r[O]wny: ... /> 140*crmtp: INPUT "Relokowa[C] pod adres: ";k$: LET ... -
Up/Down Left/Right scrollCan anybody give a newbie some pointer to simple one char scrolling by pixel? I've looked at a lot of resources, but as you can imagine, it's all a …
... is a simple, non-optimized routine to move a sprite across ... than the one before
c) repeat step b) 7 ... " are. BTW since I'm only incrementing E it means ... actual meat of the sprite routine and all it really ... just a very simple PRINT routine that is going to< ... -
Auto generated spritesLooking around for some graphics I came across [url]http://blog.disktree.net/?p=19[/url] , one of several such pages. Need the odd 8x8 UDG or two (…
... away from something I'm working on at the ... 10 udgs, calls a routine that takes the contents of ... ; mirrors it
;routine is called when a key ... br /> ld a,2 ;quick routine so using ROM, upper screen ... /> pop af
or c ;byte now symmetrical
... -
Procrustean PrintingHere's a short routine to manage printing of text with command tokens, to avoid messing up the screen when they are expanded. It just prints as many …
... which I'm passing multiple parameters to the m/code routine itself. ... so that the called routine could check that the ... h,b
ld l,c
push ix
... dec bc
ld a,c ;A =number of parameters
Procrustean PrintingHere's a short routine to manage printing of text with command tokens, to avoid messing up the screen when they are expanded. It just prints as many …
... which I'm passing multiple parameters to the m/code routine itself. ... so that the called routine could check that the ... h,b
ld l,c
push ix
... dec bc
ld a,c ;A =number of parameters
A z88dk + sp1 demo (with source)Since nowadays people are still wondering about how difficult it is to make something in z88dk, I thought I just put a very simple demo to show how e…
... thought of having to learn C before I can program a ... since I could program in C before.
On the ... higher level language. When I'm coding about gameplay I don ... yet another sprite routine, but personally, I believe learning C is faster. :)A z88dk + sp1 demo (with source)Since nowadays people are still wondering about how difficult it is to make something in z88dk, I thought I just put a very simple demo to show how e…
... , or you may think I'm making it up, but I ... write a brand new sprite routine every time - I think it ... what I stated about learning C earlier - if it works for ...RND CommandsExactly how random are they? Reason I ask is I'm using 4 of them to generate a random number, the value of which then assigns movement commands to f…
... -bit random number generator routine I used in Batman ... ADD HL,HL
LD C,H
LD HL,(SEED ... +2),HL
JP M,RANDOM3
LD HL,SEED ... ] page (the random number routine itself is by Toni Baker).RND CommandsExactly how random are they? Reason I ask is I'm using 4 of them to generate a random number, the value of which then assigns movement commands to f…
... 32-bit random number generator routine I used in Batman and ... /> ADD HL,HL
LD C,H
LD HL,(SEED ... SEED+2),HL
JP M,RANDOM3
LD HL,SEED ... all....though in fairness I'm not exactly up to ...z88dk sticky?I've just tried to PM Alcoholics Anonymous and couldn't because "Alcoholics Anonymous has exceeded their stored private messages quota and cannot acc…
... /> As you may know, I'm working on a screen-painting ... in order to meet the C standard's requirements. I will ... line to approximately meet the C standard's requirement of minimum ... driven keypresses where an interrupt routine sends characters to the input ...Creating a new game - AssemblySo... finally I?m studying Assembly Z80... after 36 years. :) Well... it?s sooooooooooooo hard to make a game using Assembly? I bought a book (Spectr…
... must go wrong, maybe the routine was not even run. Correct ... .
the code I'm using is this (pasmo --tapbas ... /> ld b,128
ld c,96
call $22b1
m above 32768 I'm safe as long as ...Creating a new game - AssemblySo... finally I?m studying Assembly Z80... after 36 years. :) Well... it?s sooooooooooooo hard to make a game using Assembly? I bought a book (Spectr…
... entry conditions for the ROM routine aren't quite right, as ... ]ld b,128
ld c,96
ld a,b ... ]ld a,128
ld c,96
call $22b0[/code ... thought if I'm above 32768 I'm safe as long as ...A z88dk + sp1 demo (with source)Since nowadays people are still wondering about how difficult it is to make something in z88dk, I thought I just put a very simple demo to show how e…
... sp1. If not, I'm sure someone else can ... about writing a sprite routine, a joystick handler and ... />
****************************************/
// C and SP1 code libraries are ... };
// Attach C Variable to data Declared in ...rotating HL left through CarryI've tried this several ways, and it works for a while, then a particular value has a bit set in an inconvenient place and it all goes to pot. Eg: "…
... application, and also because I'm not actually using HL anyway ... inform'd for preparation!") I'm using D as the hi ... -byte and C as the lo-byte (for ... into my WIP LZ77 compression routine and tested with a 2512 ...
