Search found 34 matches

by Math123
Sun May 14, 2017 12:52 am
Forum: Development
Topic: Are you developing a ZX8* program using ZXpand features?
Replies: 6
Views: 1206

Re: Are you developing a ZX8* program using ZXpand features?

Very interesting! I am just ready with sound commands. Data file access is planned. Have no idea how Joystick interface could look like. Sound commands are like this: BEEP time,pitch (compatible to the Spectrum) PING pitch WAIT time And to switch between pitch in Hetz, C0 or MIDI: PITCHF PITCHC PITC...
by Math123
Sun May 14, 2017 12:21 am
Forum: ZX BASIC
Topic: CONTINUE command
Replies: 11
Views: 2417

Re: CONTINUE command

As the handbook tells:
16427 OLDPPC Line number of which CONT jumps.

POKE 16427 line number lowbyte and
POKE 16428 line number high byte

then you can use CONT
by Math123
Fri Feb 24, 2017 9:49 pm
Forum: Hardware
Topic: Anyone have ZXPand and **Basic working together?
Replies: 8
Views: 1409

Re: Anyone have ZXPand and **Basic working together?

Hi KB
I talked a lot to SirMorris in the last days. And we found a nice solution. In the next days there will come a version of **Basic that runs on ZXpand.
Need some testing now. And I dont have a real ZXpand. On EO it seems to be working now.
Matthias
by Math123
Wed Mar 16, 2016 6:14 pm
Forum: ZX BASIC
Topic: Program that adds statements to a BASIC program
Replies: 7
Views: 2425

Re: Program that adds statements to a BASIC program

Hi Martin, some times ago I made a Basic program that can add Basic-lines at its end. It uses only PEEK and POKE and a tricky hack to make space. genline.p I am still looking to find a way for deleting lines... If there is a solution, then someone could make a Basic-program that ist able to replicat...
by Math123
Wed Mar 20, 2013 5:33 pm
Forum: ZX BASIC
Topic: ZX Basic precompiler
Replies: 7
Views: 2048

Re: ZX Basic precompiler

Hi Bill, in my Brainf*ck interpreter I used the following to call the machine-code in a subsequent REM statement anywhere in the basic-listing: 1000 PRINT USR (5+PEEK 16425+256*PEEK 16426) 1001 REM mc-code in here... As discussed before the machine-code in there has to be relocatable. I implemented ...
by Math123
Tue Jan 15, 2013 9:25 pm
Forum: GAMES
Topic: [NEW ZX81 GAME RELEASE] Down!
Replies: 13
Views: 4342

Re: [NEW ZX81 GAME RELEASE] Down!

Hi all,
I tried the free downloads... does not run on my Eightyone. Am I doing something wrong?
I only get the menue screen. Can not select anything then.
Matthias
by Math123
Fri Jan 11, 2013 3:25 pm
Forum: ZX BASIC
Topic: PRINT VAL VAL VAL "2"
Replies: 1
Views: 1674

Re: PRINT VAL VAL VAL "2"

Hi,
what about this? VAL STR$ VAL STR$ VAL "2"
Matthias
by Math123
Wed Jan 09, 2013 12:59 am
Forum: ZX BASIC
Topic: PowerBasic Basic extension Vers. 1.02
Replies: 0
Views: 1160

PowerBasic Basic extension Vers. 1.02

Hi folks,

for all who would like to peek into the source of my Basic extensions.
All files are now on my site http://www.swatosch.de/zx81 with complete sources including the assembler some demos and documentation in German and English.

Comments, improvements and modifications are welcome.
Matthias
by Math123
Fri Mar 02, 2012 12:34 am
Forum: ZX BASIC
Topic: No Break please, just a space...
Replies: 31
Views: 10624

Re: No Break please, just a space...

Hi gozzo, cant find any errors... do you? It is stable with FAST, SLOW, NEW, SAVE, LOAD, SCROLL, entering or deleting lines... now I have 3 Versions ready: for memory between 8k-16k nobreak-8k.p normal version for 16k RAM shifts itself over RAMTOP nobreak-16k.p if you have memory with M1NOT above 32...