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helpHi, I am new to this forum. I have purchased a Speccy from ebay but I am having trouble getting any games to load. I dont really have much technical…
Try something simple to check if it is 48K.
Type (after restarting): PRINT PEEK 65530
Result should be 0.
Or you will get an error message. -
helpHi, I am new to this forum. I have purchased a Speccy from ebay but I am having trouble getting any games to load. I dont really have much technical…
... .
Type (after restarting): PRINT PEEK 65530
Result ... should be 0.
Or you will ... -
helpHi, I am new to this forum. I have purchased a Speccy from ebay but I am having trouble getting any games to load. I dont really have much technical…
have just tried the print pook instruction and the screen has a 6 at the top and 0 ok,0:1 at the bottom. Is this okay? -
helpHi, I am new to this forum. I have purchased a Speccy from ebay but I am having trouble getting any games to load. I dont really have much technical…
i fear princm is wrong.
on plain spectrum 48k, right after resetting PRINT PEEK 65530 will return 66, as it is the 3rd byte in the bitmap of the 'U' UDG character.
i suspect he wanted to write PRINT PEEK 65535, which returns 0. -
Spectrum problemHi I've just been trying to resurrect my 48k spectrum. I'm having some problems loading some of my games, but if it does completely load, it crashe…
... ...
I tried the PRINT PEEK 65535 memory test and ... got a 0 back. The screen seems to ... -
Spectrum problemHi I've just been trying to resurrect my 48k spectrum. I'm having some problems loading some of my games, but if it does completely load, it crashe…
... /> 90 NEXT i
100 PRINT "Ram checked OK"
110 ... 10
120 PRINT "value written = 0"
130 PRINT "value written = 255 ... "
140 PRINT "value read ... is found, it'll print up the details then start ... -
Let a=val "1"I see some basic programs which use Let a=val "1" instead of let a=1 syntax. what is the difference between val "1" and 1? is it an effect of some …
... /> 10 POKE 23672,0 : POKE 23673,0 : POKE 23674,0
20 FOR ... /> 40 NEXT F
50 PRINT PEEK 23672+256*PEEK 23673 ... -
Spectrum problemHi I've just been trying to resurrect my 48k spectrum. I'm having some problems loading some of my games, but if it does completely load, it crashe…
... - the bug with the double print apart, that means it was ... -20 mins to at least print something one way or the ... something like :
25 PRINT AT 0,0;i
(I ... -
Speccy machine code info where is it?Recently I've been trying to learn Z80 and I've managed to make limited progress (some of my routines even compile now!) but I seem to be having trou…
...
BB = screen block (0,1,2)
SSS = scan ... CCCCC = horizontal column (0-31)
To print a character at ... denoted by "SSS". To print the letter 'A' there:< ... 20044,66
POKE 20300,0
A ... coordinate has TTT=0 and SSS=0 through 7 to ... -
More random questionsWay back in the mists of time I remember reading a couple of articles in an ancient copy of Sinclair User, ZX Computing or the like (can't remember w…
... :
0 REM COUNTER
5 Print At 10,5 ... memory than:
10 Print At 10,5;"0000": Let ... />
25 For n=0 to 7: Print At 10,5; Ink ... />
100 For n=0 to 7: Print At 10,5; Ink ... there's more coming to print on the screen. Like say ... -
More random questionsWay back in the mists of time I remember reading a couple of articles in an ancient copy of Sinclair User, ZX Computing or the like (can't remember w…
... use just PI, and for 0/1 you can use RND ... 't tell if you get 0 or 1...
[/quote]< ... the nearest rounded integer.
PRINT "HELlO"(PI) will give "L ... " where
PRINT "HELLOHELLO"(PI*PI) will give ... "0"
I use this ... -
Let a=val "1"I see some basic programs which use Let a=val "1" instead of let a=1 syntax. what is the difference between val "1" and 1? is it an effect of some …
The only logical use I have ever seen for VAL$ was in a recursive function to print
n! where the result would be an empty string when n reached 0. -
More random questionsWay back in the mists of time I remember reading a couple of articles in an ancient copy of Sinclair User, ZX Computing or the like (can't remember w…
... />
0 REM COUNTER
5 Print At 10,5 ... 8
15 For n=0 To 5000
20 ... pos-1
40 Print At 10,pos;n
10 Print At 10,5;"0000": Let ... pos=8: For n=0 To 5000: Randomize: Beep . ... Then Let pos=pos-1: Print At 10,pos;n: ... -
Anarchy (from Hewson) Level Data?Does anyone here have the ability to get hold of the data for all the levels in this game, as I am interested in remaking it for the pc. I can only …
... POKE 23739,82: POKE 23740,0
50 LOAD ""SCREEN$
80 PRINT USR 43113 -
compatibility between ZX computers?Hey all, I'm new here :) I was wondering about compatibility between ZX computers. Is it possible to run a game made for ZX80 on a ZX Spectrum? Or a …
... a 128K (It works in PRINT USR 0 mode, what ever it ... -
Detecting +3 or +2AIs it possible to detect whether your BASIC program is running on a +2A/+3 or a proper 128?
10 LET plus3=1
20 FOR i=1 TO 256
30 LET x=IN 255: IF x255 THEN LET plus3=0: GO TO 50
40 NEXT i
50 PRINT plus3 -
Detecting +3 or +2AIs it possible to detect whether your BASIC program is running on a +2A/+3 or a proper 128?
... plus3=0: GO TO 50
40 NEXT i
50 PRINT ... -
Detecting +3 or +2AIs it possible to detect whether your BASIC program is running on a +2A/+3 or a proper 128?
... disk A is present. (PRINT PEEK 23398 will give ... machine and
PRINT PEEK 75 will give 110 ... proper machine.
PRINT PEEK 23733 will give 127 ... else 255.
PRINT PEEK 23734 will give zero ... br />
If PRINT PEEK (0) gives 47 it's a ... -
AssemblersOk, two quick questions for you guys: 1) Can anyone give me a link to the Prometheus Assembler ? 2) Does anyone know of an assembler that satisfies …
... simple printroutine
; start with PRINT USR 5E4
;-------------------------------
defb 0
[/code] -
Anyone for a hacking challenge ?I have to get the DSK version of Tomahawk to work. It uses the well-known Digital Integration "SECURITY CODE" lock just like in Bobsled, ATF, etc. Th…
Here's the Lenslok proggy I chose...
It's TT RACER but I'd imagine the following could be applied to all Lenslok games...
=====================
TT RACER AND LENSLOK
=====================
Ok, So the ... -
Anyone for a hacking challenge ?I have to get the DSK version of Tomahawk to work. It uses the well-known Digital Integration "SECURITY CODE" lock just like in Bobsled, ATF, etc. Th…
... -byte will now
;contain 0,1,2 or 3
print out.
Let's ... -
SevenuP and fontsIs it possible to use SevenuP to create replacement Spectrum fonts? If not, can anyone suggest a windows-based Speccy font editor? I've got plenty fo…
... =32 TO 127
20 PRINT CHR$ n;
30 NEXT ... n
40 PAUSE 0
There's also ... -
128 Memory PagingI'm having a problem getting my brain around paging. Well, actually the bit I don't understand is how reading I/O ports works! I hope the collective …
... /> (I notice that bank 0 always gets paged back in ... didn't work - Bank 0 always seemed to be paged ... 20 POKE 60000,0:REM Poke into bank 0
30 OUT ... REM page bank 0 back in
60 PRINT PEEK 60000:REM ... should give 0, but gives ... -
128 Memory PagingI'm having a problem getting my brain around paging. Well, actually the bit I don't understand is how reading I/O ports works! I hope the collective …
... 32767
20 POKE 60000,0
30 POKE 23388,22 ... :OUT 32765,16
60 PRINT PEEK 60000
70 POKE ... :OUT 32765,22
80 PRINT PEEK 60000
Gives ... , as expected:
0
255
:)
Text compressionI'm sure I remember seeing a short machine code routine published in a (very random) multi-machine listings magazine way back in the mists of time, w…
... a statement such as PRINT AT 0,35; to print in the final ...Text compressionI'm sure I remember seeing a short machine code routine published in a (very random) multi-machine listings magazine way back in the mists of time, w…
... which will redefine the PRINT grid to 42 columns of ... 6x8, so that PRINT AT 0,41; would be a ... B:
000000 = 0
111100 = 60
... /> 111100 = 60
000000 = 0
Hence, ... routine for the revised PRINT grid before or after ...Text compressionI'm sure I remember seeing a short machine code routine published in a (very random) multi-machine listings magazine way back in the mists of time, w…
... to use statements such as PRINT AT 0,41; for the furthest ...Long Lost ListingsWay back in the day when I still had those three issues of Sinclair Programs (which got lost in the Great House Move of three years ago DAMNDAMNDAMN)…
... 's not *quite* the PRINT AT 0,41; routine I'm looking ...POKE, PEEK and RANDOMIZE USRAnyone got a store of useful POKES, or RANDOMIZE USR statements with interesting effects? As a start, try anything from RANDOMIZE USR 1216 to RANDOM…
... $=CHR$ (PEEK N)
30 PRINT N,PEEK N;" ";
40 ... PEEK N>=32 THEN PRINT B$
50 IF PEEK ... N>32 THEN PRINT
60 NEXT N
If you then POKE 23787,0 this will change line 20 ...scroll?Hey guys! Great website! Is there anyway I can make my 128 not say "scroll?" and just make it scroll automatically?
... ) do
10 PRINT AT 10,0; "Hi"
20 POKE ... 23692,255
30 PRINT AT ...
