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Machine Code Routine of the weekHow about a thread that has a routine each week that is in [B]assembly language[/B] and is also described in great detail what the hell is going on …
... it's reading from address 23560 isn't a zero anymore ... keypress, write the result to 23560, then let this program continue ... -
tricks to simplify codingWhen i started with programming in assembler i had very simple approach to do things. Just shifting bytes around, doing simple tests and so... Later …
... xor a
ld hl,23560 ; last key pressed, filled through ... -
Howto paint a squared zone of the screen ?You know what guys ? i begin to love this languaje. Cant understand why not put more effort on the 80's to learn it :( because it is really speedy. …
... z,checkKeys
ld a,(23560)
res 5,(iy+1 ... these lines ? for example the 23560 -
Howto paint a squared zone of the screen ?You know what guys ? i begin to love this languaje. Cant understand why not put more effort on the 80's to learn it :( because it is really speedy. …
... pressed. The code goes into 23560, and keypress signaled by bit ... -
Howto paint a squared zone of the screen ?You know what guys ? i begin to love this languaje. Cant understand why not put more effort on the 80's to learn it :( because it is really speedy. …
ROM routine can't be in 23560, because this address in the RAM. It is a system variable. I've already posted link to a section of the BASIC manual with list of all the system variables. -
Machine Code Routine of the weekHow about a thread that has a routine each week that is in [B]assembly language[/B] and is also described in great detail what the hell is going on …
FRAMES counter...Hi Folks, I wrote a test program that uses FRAMES to generate a clock. When I tested this within BASin it worked well and kept near perfect time. …
BASin Problems etc.Hi Folks, Paul has asked me to open this thread to document any outstanding issues that we find within BASin. No guarantees that Paul can/will fix …
... REM LAST_K
1010 POKE 23560,0
1020 LET a ... =PEEK 23560
1030 IF (a11) AND ... after about 3 repeats PEEK 23560 always returns zero.
Speeding up select processing...Hi Folks, I have the following code in my program and it works fine but is rather "sluggish". I have even moved it to the beginning of the program …
Some changes which would reduce the amount of processing per cycle:
* delete lines 290 & 300
* move line 310 after line 320
* change line 330 to: IF NOT t(2) OR t(2)>=8 AND t(2)Speeding up select processing...Hi Folks, I have the following code in my program and it works fine but is rather "sluggish". I have even moved it to the beginning of the program …
... t(1),0,,,,:
POKE 23560,0
280 LET t ... (2)=PEEK 23560:
IF PEEK 23672A Pointless Propotional Font demoSomething I've made the last couple of days, which is probably completely pointless, but might be a bit amusing. It's also not worthy of posting thi…
... my input routine depends on (23560) so it will require you ...Cool BASIC tricks and tips!Following on from Dunny's excellent suggestion of a compendium of BASIC tips + tricks, I believe it would be better to have a topic dedicated to it. …
Hi Folks,
Well I have almost finished my Model Railway Timetable program and thoughts are starting to move on to project #2. A requirement is likely to be a full screen input routine and to this end I have rewritten my XINPUT code from a few ...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…
... :
[CODE]220 POKE 23560,0
230 PAUSE 0 ... :
LET t2=PEEK 23560
240 IF t2o) OR ...Auto generated spritesLooking around for some graphics I came across [url]http://blog.disktree.net/?p=19[/url] , one of several such pages. Need the odd 8x8 UDG or two (…
...
xor a
ld (23560),a ;last key pressed
rst 16
ld a,(23560)
or a ;still 0 ... )
xor a
ld (23560),a ;ensure we don't ...Official Basinc thread - Bug reports and other discussionI just released a new BASin fork, basinc. The first official release was V16r2, and today it's r3. it's uploaded to wos archive and alternatively, h…
... :
[CODE]100 POKE 23560,0
110 LET a ... =PEEK 23560: PRINT AT 0,0;a ...General purpose full screen input routineHi Folks, One of the things that annoyed me back in the 1980s with most BASICs was the lack of a full screen "formatted" input function. You could …
Hi Folks,
Hard to believe it is 18 months since I posted this. Now on version 3.2 (see demo program below). This version is smaller (300+ bytes) and faster than the previous version.
As before it still offers the following ...General purpose full screen input routineHi Folks, One of the things that annoyed me back in the 1980s with most BASICs was the lack of a full screen "formatted" input function. You could …
Hi Folks,
Been optimising again - this version is shorter and feels more responsive.
[Code]100 REM ----------------------
110 REM XINPUT DEMO
120 REM \* 2011 PeaSea Software
130 REM 3.1 18-Jul-2011
140 REM ...What is the best way to detect CAPS LOCK?Hi Folks, Not sure what the correct behaviour is here as I do not have access to a real Spectrum. Under BASin, when you press CAPS LOCK on the PC k…
... ,,
130 LET a=PEEK 23560
140 PRINT AT 0 ... ,CHR$ a
150 POKE 23560,0
160 GO TO ...What is the best way to detect CAPS LOCK?Hi Folks, Not sure what the correct behaviour is here as I do not have access to a real Spectrum. Under BASin, when you press CAPS LOCK on the PC k…
... /> Also checked flag LAST K (23560) and also stored 6 every ... stores the same value but 23560 is updated first!
FLAGS2 ...What is the best way to detect CAPS LOCK?Hi Folks, Not sure what the correct behaviour is here as I do not have access to a real Spectrum. Under BASin, when you press CAPS LOCK on the PC k…
... =CODE INKEY$: PRINT i,PEEK 23560
2 PAUSE 0: GO ...What is the best way to detect CAPS LOCK?Hi Folks, Not sure what the correct behaviour is here as I do not have access to a real Spectrum. Under BASin, when you press CAPS LOCK on the PC k…
... /> [code] 1 LET i=PEEK 23560: PRINT CODE INKEY$,i
23560=i)[/code]
in BASin ...What is the best way to detect CAPS LOCK?Hi Folks, Not sure what the correct behaviour is here as I do not have access to a real Spectrum. Under BASin, when you press CAPS LOCK on the PC k…
... /> [code] 1 LET i=PEEK 23560: PRINT CODE INKEY$,i
23560=i)[/code]
in BASin ...What is the best way to detect CAPS LOCK?Hi Folks, Not sure what the correct behaviour is here as I do not have access to a real Spectrum. Under BASin, when you press CAPS LOCK on the PC k…
... /> [CODE]1 LET i=PEEK 23560: PRINT CODE INKEY$,i
23560=i)[/CODE]
* Spectaculator ...
