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Announce: BASin r14b availableHere's the fix mentioned earlier for those of you that either are too lazy to update your OS (XP SP2 has been out aaaaages, Arjun!) or even junk that…
... />
[CODE]10 border 0: paper 0: cls
20 let a ... &3aEEEaEEEaEEEebbbebbbeb&a5g"
40 let c$="O4N5&3 ... typos (my mistakes, when copying from a magazine scan) and gives ... -
Trying to read in a list of items from DATA statementsThus far I have: data "cherry","apple","banana","grape","orange" But when I read it in using this: FOR X=1 TO 5: READ n$(X): NEXT X It only reads…
... 't let that stop people from proving me wrong!) and as ... $
9910 IF aaa > 0 AND a$(aaa) = " " THEN LET ... /> 30 GO SUB 9900
40 PRINT PAPER 6;a$
Porting 8k Adventure to SpectrumSomeone has tried to help me port 8k Adventure over to the spectrum. Here is the code thus far. It doesn't seem to work with the verbs, however. I tr…
... V$(20)="SAVE"
11 DIM W$(2,9): LET LK=0 ... 1: LET IC=0: LET LZ=0: LET HP=200: ... 2)="": LET SI=0: LET YI=0: IF LEN (A ... STOP
87 LET V=0: FOR X=1 TO ... 88 NEXT X: IF V=0 THEN PRINT "VERB NOT RECOGNIZED ... /> INVERSE 1;"HELP"; INVERSE 0;" FOR CLUES": GO TO ...Porting 8k Adventure to SpectrumSomeone has tried to help me port 8k Adventure over to the spectrum. Here is the code thus far. It doesn't seem to work with the verbs, however. I tr…
... V$(20)="SAVE"
11 DIM W$(2,9): LET LK=0 ... =1: LET IC=0: LET LZ=0: LET HP=200: ... $(2)="": LET SI=0: LET YI=0: IF LEN (A ... STOP
87 LET V=0: FOR X=1 TO 20 ... 88 NEXT X: IF V=0 THEN PRINT "VERB NOT RECOGNIZED ... "; INVERSE 1;"HELP"; INVERSE 0;" FOR CLUES": GO TO ...Porting 8k Adventure to SpectrumSomeone has tried to help me port 8k Adventure over to the spectrum. Here is the code thus far. It doesn't seem to work with the verbs, however. I tr…
... 1: LET IC=0: LET LZ=0: LET HP=200: ... br /> 80 PRINT INK 0;">";: INPUT LINE A$: ... 2)="": LET SI=0: LET YI=0: IF LEN (A ... STOP
87 LET V=0: FOR X=1 TO ... 88 NEXT X: IF V=0 THEN PRINT "VERB NOT RECOGNIZED ... "; INVERSE 1;"HELP"; INVERSE 0;" FOR CLUES": GO TO ...A BASIC compiler projectHi, I started my own BASIC compiler for the ZX Spectrum (and Z80 machines) 3 months ago. It's still in ALPHA stage (when it is mature, I will write …
Here's a simple 'Catch the bricks' game...
[code]
10 LET A$=">_Is it possible to use external power supply for +-12; +-5 for ZX SpectrumRecently I acquired a damaged Sinclair ZX Spectrum, issue 3B. According to the maintenance manual I have to replace TR4 and TR5. These type of transi…
... it is not hotter than 40 degrees) after being supplied for ... sinclair was with the scheme from the book Jimmy told me ... still sagging to 2,3 V.
Rsistance between GND of ...ANN: Spud v0.7...won't be ready for a very long time :razz:
... when the SpudSpeccy-HoloSuite goes from v.0.5 to ... well ... anything above ...Dump Sinclair character set to file?Hi guys, I'm working on a version of Manic Miner for the TI-99/4A. It's not a port, as I'm not looking at the original Z80 code, just re-creating th…
... ,>0808,>0400 ; ASCII 40 [(]
DATA >0020,> ... ;5262,>3C00 ; ASCII 48 [0]
DATA >0018,> ... ;4224,>1800 ; ASCII 86 [V]
DATA >0042,> ... ;2828,>1000 ; ASCII 118 [v]
DATA >0000,> ...Overflow Flag QuestionHello all, After a long hiatus (lost all code when my MacBook was stolen) i've gone back to the drawing board and am writing a Z80 emulator in REALb…
... checking to see if B = 0 after adding 1 to 255 ... is right - V is set if the overflow is from 127 to ... -128, not from 255 to 0. I keep ...RAM paging and port usageDear users and developers, I'm just trying to find some detail information about RAM paging on the Spectrum 128 and later models, especially those a…
... br /> port 7ffd bits 0..2 select one of 8 RAM pages ... /> if port 1ffd bit 0 is reset, same as Spectrum ... of the selected RAM page (0..31)?[/QUOTE]
... of the selected RAM page (0..63)?[/QUOTE]
... of the page number comes from bit 5 of port ...Overflow Flag QuestionHello all, After a long hiatus (lost all code when my MacBook was stolen) i've gone back to the drawing board and am writing a Z80 emulator in REALb…
... the operands I am sending from the DAA routine to the ... />
[code] // Bit 2 (P/V flag)
if FlagStatus( FLAG_N ... ) = 0 then
// Addition
CalculatePVFlag( ...Today, I accidentally stumbled across...I was searching for information on a movie where one of the characters was brainwashed or something and had a code contained in his brain and it was …
... />
How does that person sleep at night knowing that almost ... a girl's cartoon show from the '80's about ponies ... of things to fill over 40,000 posts about My Little ... liking an obsolete British computer from the 1980's. Well you ...There are several brothels in my townI don't use them. But, I'd be a damned sight more likely to go there, than I would "flirty texting" or dial a ?1.50 a minute phone sex line. What is …
... came back from the pub or if i cant sleep and i ... some woman in her late 40's/early 50's bopping ...How to contend memoryHow has this been achieved, electronically? Is there a "memory ready"-line for each bank, or something?
... enable) line to read from the address on the bus ... a CS (chip select, active low) line to select this chip. The ... pin is set to logic 0, it is active. 'Active ... +5 volts), and logic 0 usually means the pin is ... grounded (usually 0 volts). A chip that ...Any BBC aware Specchums out there?After the UK101 and VIC20 emulators I've moved my sights onto emulating a BBC computer. This emulator will be different though in that it will be a Z…
... board and considering all devices from the start. I could cheat ... did with OSWORD 0 :-) The VDU routines take up 40% of the ...Sundown Demoparty 2008 12-14th September, near Exeter UK!Quoteth the website I hath made for event: "The UK's premier demoscene party is back for 2008 and is due to take place from the 12th-14th September …
... Sound system provided by Shevek (from Tech Adventure). This professional ... LIGHTING SYSTEM
VJ Lex from Pyrolighting / The Party Lab ... his panel quiz with four select sceners to test their ... After an evening of poor sleep and alcoholic abuse, utilise our ...US Elections: It's going to be McCain/Palin, isn't it?Surely the Palin gimmick won't win McCain the election? But it's looking that way :(
... />
MCCAIN
0% on home sales up to ... OBAMA
28% on profit from ALL home sales. (How does ... counting on the income from their homes as part ... now be paying nearly 40% of the money earned ... />
MCCAIN
- 0% (No change, Bush repealed this ...Bresenhams circle algorithmI post here my final circle code to replace, if you want, the one in the ROM. It only uses integer math and runs very fast and is very compact. It is…
... in BASIC with you (taken from some Polish book)
0: LET da=INT (r/2)
40 IF x ...Fastest way to decide which pixel to paint in order to draw a straight line(after I saw "Bresenhams circle algorithm" in development forum, I decided to ask this in here) in fact, I want to accelerate a car towards a direct…
... br /> 10 LET a=0: LET b=0: LET c=255: LET ... straight line
110 REM from the pixel (A,B) to ... TO GO
1010 LET V=D-B
1015 ... br /> 1030 LET D1Y=SGN V
1035 REM (D1X, ... br /> 1070 LET N=ABS V
1080 IF M& ... br /> 1110 LET M=ABS V
1120 LET N= ...Fastest way to decide which pixel to paint in order to draw a straight line(after I saw "Bresenhams circle algorithm" in development forum, I decided to ask this in here) in fact, I want to accelerate a car towards a direct…
... /> 30 GO SUB 1000
40 GO TO 11
1000 ... C-A
1010 LET V=D-B
1020 ... br /> 1030 LET D1Y=SGN V
1040 LET D2X=SGN ... br /> 1070 LET N=ABS V
1080 IF M> ... LET D2Y=SGN V
1110 LET M=ABS V
... 2)
1150 FOR i=0 TO 0
1170 LET S ...VIC 20 emulation on the SpectrumI'm sure most people are aware of the my attempt at bringing the full Commodore experience to Sinclair users with the "Twenty Commodes" program. It e…
... characters (512 bytes)
; from ROM 32768 to RAM 7168 ...
INY
CPY #40
BNE SPRITECOPY
< ... br /> ;Initialise COMMODE
LDA #0
STA COMMODE
LDA COMMODE
CMP #0
BNE NO_COMMODEGEN
...Bouncing BallsPfrrt, I am back from lunch, playing the first raw version of BOUNCING BALLS It is very addictive! As stated here [URL]http://www.worldofspectru…
... you give me the numbers from balls needed : ball totally
dx or dy = 0 : abs (dx) + abs(dy) + 2 ... 35
8: 21 of 40
9: 27 of 45 ... the size of the explosions from the original game.
BASin r14c - maintenance releaseAfter the recent discussions, BASin has been released as version 14c. It's only a maintenance release, and some of the really big new features are un…
... ]10 LET x=0
20 PRINT AT 0,0;65536-USR 7962 ... LET x=x+1
40 GOSUB 20[/CODE]
The ... /> Whilst the program is running select View -> Debug windows -> ...ANN: Spud v0.201New version of Spud released. Nothing major just a few bugfixes thanks to user feedback. At the soon to be usual link [COLOR=#4040c0][URL]http://…
... *,9 the result goes to 0.
21 - In calculator it ... /> 22 - In calculator, select Hex, select Word, enter FFFF, select Decimal, result is ... , if you set SP to 0 the Stack window seems to ... the stack window (top right) from showing anything!
26 - In ...ANN: Spud v0.201New version of Spud released. Nothing major just a few bugfixes thanks to user feedback. At the soon to be usual link [COLOR=#4040c0][URL]http://…
... *,9 the result goes to 0.
21 - In calculator it ... /> 22 - In calculator, select Hex, select Word, enter FFFF, select Decimal, result is ... , if you set SP to 0 the Stack window seems to ... the stack window (top right) from showing anything!
26 - In ...Changing the way SCREEN$ is loadedThe way the speccy loads in a SCREEN$ is interesting - top two-thirds first, then middle and finally the bottom, which is due to the way the speccy d…
... by line. Doesn't load from tape yet, just wanted ...
ld a, $40 ; top 1/3rd screen
drawline: ld a, 0 ; a = screen poke byte< ... ; check if
cp 0 ; 8 lines drawn
jr ... poke result back
cp 0 ; check if 1/3 screen ...D'oh!, etcwell, 2 years into australia, I'm now jobless, having been made redundant......split up with the GF quite literally 1 year to the day we've been toge…
... lived only 25ish min from cardiff city centre, 10 ... and 15-20 min from wales's third city ... and a half drive from plymouth....people would rightly ... rental properties are only around 0.7% vacancy, so, when ... place goes, there's 40+ potential renters inspecting and ...Just wrote my first useful working Speccy BASIC program in years...A nice UK National Lottery number generator. And not just any lotto number generator either. This one generates 8 lines of 6 numbers without replace…
... the UK National Lottery
40 REM without replacement
50 ... is the number hat (array) from which we pick the numbers ...+2 grey PSU capacitor changeHi I opened up a +2 grey power supply (2.1A max output) unit in order to replace the aged electrolytic capacitor inside, just like I always do with …
... peaks of the output from the rectifier. This is ... rectifier off 50Hz mains - or 0.01 seconds.
V=IR => 9 = 0.75 * R, or R = 9 / 0. ... br /> Vripple = (9 / (12 * 0.0047)) * 0.01
Or 1 ... if the output voltage from the rectifier under load ...
