-
Physics of a bombim sure a few of you clever chaps can answer this. Im flying a plane at 100km and hour my altitude about ground level is 1km im flying dead level…
... .28s. In 14.28s at 100 mph you and the bomb ... will have travelled 0.3967 miles or 638.37 ... -
Need help with tzxingI recently got a copy of this Polish text game: [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0006622[/url] I can't make a tzx of it howeve…
... : ODDZ.COBRA Length: 19 Speed: 100% ,Pause: 0.001s
2- 30 ... : -------------------- Length: 1030 Speed: 100% ,Pause: 0.010s
3- 449: Loop ... Length: 273 Speed: 146% ,Pause: 0.000s
8- 5AD: Sequence ... -
IN or INKEY ?just curious which is better to use.. I have a menu done.. and use 6/7 to go up down it + space to cycle thru the options (using inkey).. obv. if I w…
... ,3;"\''"
57 PRINT AT 0,0;" "
58 PRINT AT 4 ... OVER 1; INK logcol;AT 0,0;" "
71 PRINT OVER 1 ... AT 6,0;"space or cursors to select game"
100 LET ... $
561 REM PRINT AT 0,0;"game:";gameno: REM ** testing display ... -
IN or INKEY ?just curious which is better to use.. I have a menu done.. and use 6/7 to go up down it + space to cycle thru the options (using inkey).. obv. if I w…
... menu).
[Code]100 BORDER 0: PAPER 0: INK 7: CLS
200 LET t1=0: LET t2=0: LET t3=4: LET ... ;TAB 31: POKE k,0
370 PAUSE 0: LET t2=PEEK ... -
INSTR function...Hi Folks, Another little program that people might find useful: [CODE]100 DIM i(4) 110 LET a$="This is some sample text" 120 LET b$="text" 130 GO S…
... latest version:
[CODE]100 DIM i$(2,50):
9060 REM i4=0 or Found Position
9070 ... i1=1:
LET i4=0
9080 LET i4=(i1 ... -
FN nesting error?While playing with FN functions that call assembly, I've found something weird. Check out this code: [code]10 DEF FN f(a,b)=a+b 20 PRINT FN f(FN f(…
... inner params both 0 and then the inner 100 makes it even ... -
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 …
... /> Adr03:
07 ld a,0
11 out (254),a ... there.
If a 0 is to be output, the ... have to insert a constant delay loop that is covered by ... -
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 …
... Adr02. To insert a variable delay you'd insert a loop ... de,$0010 ; d = byte for 0, e = byte for 1
0
10 jp po, next_byte ... -
New WIP underway - 'Dingo'.Hi, Prepare for a long post. Perhaps I can even challenge ewgf here. :razz: Anyway, I've been meaning to get into Z80 programming and making a game…
...
ret
keyretval: defb 0
; --------------------------------------------------
; -----------------------------------------------
delay: ld bc,32768
ld ... -
Add horizontal hardware scroll to ULA+In this case we must read a bit in the ULA+ for test if supported. And the future software that uses it must have to branch: 1. If hardware scroll i…
... /> E.g. OUT Linecounterport,0 = Standard value 100% compatible with old ULA ... -
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…
... -Basic? MegaBasic?
[QUOTE] 100 PRINT AT VAL "18",VAL ... PI;"Zatrzymaj magnetofon!": PAUSE VAL "100": PRINT AT VAL "18",NOT ... PI; BRIGHT 0;" "
120 RANDOMIZE USR s1 ... -
Add horizontal hardware scroll to ULA+In this case we must read a bit in the ULA+ for test if supported. And the future software that uses it must have to branch: 1. If hardware scroll i…
... /> E.g. OUT Linecounterport,0 = Standard value 100% compatible with old ULA ... -
probably a stupid question about RST16I'm using the 'hello world' code borrowed from [url=http://equant-retrochallenge.blogspot.com/2008/07/zx-spectrum-assembly-programming-under.html]her…
... , 7, 0, 3, -79, 55, 24, 3, -6, -8, -100
[/code ... -
BASIC menus for PlusD discsIs it possible to use BASIC to code custom autoloader menus for PlusD discs? For instance, I can make a disc copy of Dizzy Collection and could make…
... />
[code]5 BORDER 0 : PAPER 0 : INK 7 : CLS
10 ... $="2" then LOAD "P2"
100 GOTO 60[/code]
100 to let you have enough ... -
BASIC menus for PlusD discsIs it possible to use BASIC to code custom autoloader menus for PlusD discs? For instance, I can make a disc copy of Dizzy Collection and could make…
... />
[code]5 BORDER 0 : PAPER 0 : INK 7 : CLS
10 ... $="2" then LOAD "P2"
100 GOTO 60[/code]
100 to let you have enough ... -
BASIC menus for PlusD discsIs it possible to use BASIC to code custom autoloader menus for PlusD discs? For instance, I can make a disc copy of Dizzy Collection and could make…
... />
[code]5 BORDER 0 : PAPER 0 : INK 7 : CLS
10 ... $="2" then LOAD "P2"
100 GOTO 60[/code]With this ... added the GOTO command at 100 to let you have enough ... -
Magic KnightI was thinking about this the other day, I'd really love to see another Magic Knight game :) Not really sure what to say though, apart from it being…
[QUOTE=Ralf;477185]...I would like a Magic Knight game just with 100% real, tasty plot...[/QUOTE]
Ah, yes ... Terramex 2.0 [img]http://www.worldofspectrum.org/forums/images/icons/icon14.gif[/img] -
The Elder Scrolls V: Skyrim...has been confirmed! [url]http://www.computerandvideogames.com/article.php?id=280129[/url] A direct sequel to Oblivion, and has been in developme…
[QUOTE=Klepto;577892]Mine is 100% pre-installed. Now the question ... ;ham=0&img=&hbg=0&hfg=0&sid=0& ... -
How to!Anyone know how to get undiluted Ribena out of carpet.
... /wp-content/themes/newsworld-1.0.0/thumbopen.php?src=http%3A ... &a=t&q=100[/img] -
How to!Anyone know how to get undiluted Ribena out of carpet.
... /wp-content/themes/newsworld-1.0.0/thumbopen.php?src=http%3A ... &a=t&q=100[/img][/QUOTE]
sorted ... -
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 …
... data with shift=0 into columns 0 and 1 you ... representing a horizontal pixel coordinate 0-255. Within it, ... 01110 (14) and PPP = 100 (4). This means you draw ... br /> ; h = y coordinate 0-191
; l = x ... columns
ld l,0 ; l = sprite data ... -
Problem with a small basic routineDear all; I have been messing about with a routine (originally published in Your Computer 1982, by Tim Langdell). The idea of the program is to simul…
... 1
20 FOR X=-100 TO 100
30 LET R ... =10:LET J=0: LET K=1 ... -
Problem with a small basic routineDear all; I have been messing about with a routine (originally published in Your Computer 1982, by Tim Langdell). The idea of the program is to simul…
... 1
20 FOR X=-100 TO 100
30 LET R ... =10: LET J=0: LET K=1 ... -
Mazes and Tremaux's AlgorithmI've done a version of Tremaux's maze solving algorithm which solves my current test maze with 400 junctions and 715 connections in a reasonably quic…
Arjun posted a link earlier to a page with descriptions of numerous maze types and solving algorithms. I didn't actually use Tremaux's Algorithm in the end because, although it's simple (see second code segment below), it assumes that all available forward ... -
What paging scheme is the "standard" for 128K models?Sinclair implemented an arrangement so that even numbered pages are non-contended, and odd numbered pages are contended (quoting from memory, haven't…
... /> 20 PAUSE 1: OUT 254,0: OUT 254,7: GO TO ... 118,175,211,254,1,0,0,16,254,62,7,211 ... ,254,195,0,128[/code]
Which ... ),a
ld bc,0
delay: djnz delay
ld a,7 ... -
Issue 2 voltage troubleDear all, I got my hands on an old issue 2 from a friend. Price was close to zero so I did not hesitate to take it. After powering it up I was sur…
... = 200 Ohm instead of the 100 Ohm on Iss2. Measurements taken ... |
over R61 = 15 Ohm = 0.05V | This indicates some 5 ... -
Xor-shift random number generator for Z80[QUOTE=Patrik Rak;320244]Come on, people, [URL="http://www.jstatsoft.org/v08/i14/paper"]xor-shift generators[/URL] devised by Marsaglia, that's the w…
... program reloaded.
[CODE]100 REM
110 REM Create ...
130 REM a contains 0-255
140 REM
0: RESTORE 290
170 READ ... 000 06 00 ld b,0
201 C9 ret[/CODE ... -
Issue 2 voltage troubleDear all, I got my hands on an old issue 2 from a friend. Price was close to zero so I did not hesitate to take it. After powering it up I was sur…
... the voltages:
R60, 100 ohm 2,22V
R61 ... , 15ohm 0,33V
Vb Tr5 6 ... -
Alkatraz protection systemI recently became interested in the Alkatraz protection system, a very widely used tape protection (a infoseek search returns more than one hundred r…
... that it doesn't like 100%.
I've tried ... calculated if there are no 0 bits in the datastream). These ... .
For example, the 0-point transitions are assumed at ... -
Xor-shift random number generator for Z80[QUOTE=Patrik Rak;320244]Come on, people, [URL="http://www.jstatsoft.org/v08/i14/paper"]xor-shift generators[/URL] devised by Marsaglia, that's the w…
... get a random number between 0 and 255. If I want ... somthing like:
[CODE]100 LET d=256/10
[CODE]100 LET d=256/42
