Search found 1610 matches

by Andy Rea
Sun Feb 20, 2011 5:40 pm
Forum: Development
Topic: ZX-MMC2 ("the ZXPand") Update log
Replies: 228
Views: 381460

Re: ZX-MMC2 Update log

Whooey i happen to have a memopak ram pack knocking about, don't use it becuase it doesn't work :D

Regards Andy
by Andy Rea
Sat Feb 19, 2011 1:01 am
Forum: Development
Topic: ZX-MMC2 ("the ZXPand") Update log
Replies: 228
Views: 381460

Re: ZX-MMC2 Update log

Looking cooler than a cool thing laid back in the bottom of the fridge :D

I most particularly like 'Rex lies in wait.'

Good job Sir.

Andy
by Andy Rea
Fri Feb 11, 2011 12:58 pm
Forum: Development
Topic: HELP! Rom guru needed!
Replies: 13
Views: 12349

Re: HELP! Rom guru needed!

Sirmorris, i i discovered, due to the incomplete syntax checking the number following the comma never get parsed anyway, the NAME routine just looks for a valid string and if it finds one ignores the rest of the line, try it, on a zeedy or eightyone enter 1 LOAD "ABC",32767 then have a peek at the l...
by Andy Rea
Thu Feb 10, 2011 11:51 pm
Forum: GAMES
Topic: bejeweled ?
Replies: 10
Views: 15796

Re: bejeweled ?

it's started :lol: but i already hit a problem, how do you check an 8x8 grid for hoizontal or vertical matches of 3 or more ! at least 336 combinations that i can think of in a reasonable amount of time ? Well i think i have a plan...when the grid is initially populated each cell wiil check it's nei...
by Andy Rea
Thu Feb 10, 2011 11:40 pm
Forum: Development
Topic: HELP! Rom guru needed!
Replies: 13
Views: 12349

Re: HELP! Rom guru needed!

no it's not crap, and yes we know where we want to load a particular set of byte to, but get that address into BC requires either 2 pokes, or knowledge of M/C to do it directly, Charlie's remit is that it should be simple as... or monkey proof :lol: but i see where your comming from, probably anybod...
by Andy Rea
Thu Feb 10, 2011 11:02 pm
Forum: Development
Topic: HELP! Rom guru needed!
Replies: 13
Views: 12349

Re: HELP! Rom guru needed!

CALL $14D9 ; routine DEC-TO-FP try that instead of calling Class-6 leaves the decimal number on the calc stack. does of course mean you can't expressions.... i was right during the syntax check numbers are converted in inserted after the number as a 5 byte float, preceeded by $7E, but that number af...
by Andy Rea
Thu Feb 10, 2011 10:00 pm
Forum: Development
Topic: HELP! Rom guru needed!
Replies: 13
Views: 12349

Re: HELP! Rom guru needed!

ok here goes, at least this is how i understand it.... when a command or program line is been scanned (interpreted) by the zx81 rom, it keeps track of where in the line it is by constably updating the system var ch-add, this is what rst $18 uses to get the current character, and rst $20 gets the nex...
by Andy Rea
Thu Feb 10, 2011 8:38 pm
Forum: Development
Topic: HELP! Rom guru needed!
Replies: 13
Views: 12349

Re: HELP! Rom guru needed!

buggered if i know... you are calling class-6 ($0D92) and find-int ($0EA7) and not some others ??? oh and the names routine drops the return adress on the first pass when syntax checking if you enter the load command on the edit line. in fact...<goes off to find something> </back> way back when i wa...
by Andy Rea
Wed Feb 09, 2011 8:00 pm
Forum: GAMES
Topic: bejeweled ?
Replies: 10
Views: 15796

bejeweled ?

Has anybody done a bejeweled type game on the Zeddy ?

i was thinking i might give it a bash.

Regards Andy
by Andy Rea
Wed Feb 09, 2011 6:37 pm
Forum: Development
Topic: ZX-MMC2 ("the ZXPand") Update log
Replies: 228
Views: 381460

Re: ZX-MMC2 Update log

you'll sort it, it's easy to make a simple mistake and not spot it...erm for ages but when you do you'll wonder how you missed it ;)

regards Andy