-
EightyOne bug?I have been using EightyOne 1.0 to test my code using a Timex display mode. The code (a UK101 emulator) was released for CSSCGC2008 a couple of weeks…
... BASIC with it corrupting the screen (stack overflow problem?)
I ... -
File size in 128K RAM diskHi Folks, Is there a way to get the size of a file stored in the 128K RAM disk from within a BASIC program? Many thanks Paddy
... be grabbed off the screen with SCREEN$. You could send the ... output to the lower screen but that will use ... : LET t$(c-12)=SCREEN$(20,c): NEXT c ... t work because of the SCREEN$ stack bug, so each character ... if "ABC" is on screen a SCREEN$ loop to concatenate those ... -
Keop?s Revenge, to Albert Valls, How to jump??Im playing this funny and BASIC made game and managed to reach the snakes screen, but I cant find which key is used to jump... Tried "Q" as it is use…
... think/ is the SCREEN$ stack bug. If the SCREEN$ function is used inside ... fixed by assigning the CODE SCREEN$ value to a variable first ... author struggling / not understanding the SCREEN$ bug. Using a fixed ROM ... -
Solution for overwritten stack in 48k SNA filesIt has been known for quite some time now that the 48k SNA file format has one serious fault, which is described in the file formats section on the W…
... is pushed onto a stack before a snapshot is ... storing PC on the stack sometimes overwrites a graphics ... time annomalies appear on the screen. In the time of ... and pushing PC onto a stack, my emulator copies the ... program counter from the stack and then it copies ... -
Smooth Screen Scrolling RoutineHi everyone, this is a follow up to the thread on smooth screen scrolling. As promised here is the code for the routine. It's pretty long and fairl…
... to the thread on smooth screen scrolling.
... stack pointer
SCRMODA LD DE,16388 ;screen address ... first column
;HL=screen addr.
;DE=address ...
EX DE,HL ;DE = SCREEN ADDRESS AGAIN
SKIPB ... -
Fastest way to write something to screen$Hi, I just got pasmo.exe and start playing with attr scrolling, well, not scrolling, just write different values to a block and see if I can introdu…
... macro (for pasmo), it is stack based because I think I ... fastest way to update the screen. I know that ldir/lddr ... -
Understanding the StackSorry folks. I guess I'm going to be a pain for a little while. Hope it's ok with everyone. I'm currently studying the stack and wrote the little pr…
... I'm currently studying the stack and wrote the little program ... memory viewer to inspect the stack contents and pointer location.< ... seems that despite the stack being essentially a stack (duh!) of ... being printed to the emulator screen. Instead I get garbage ( ... -
(part of) screen to UDGHere is a routine to copy a Y,X-position on screen to a UDG. 0<=y<=23 0<=x<=31 144<=udg<=165 (UDG "A" to UDG "U") [code] ; start code with ; PRINT …
Here is a routine to copy a Y,X-position on screen to a UDG.
0 -
SCREEN$ bug fixI've been using the SCREEN$() function recently for reading data off the screen rather than taking up space with an array and I got fed up with the s…
I've been using the SCREEN$() function recently for reading data ... off the screen rather than taking up space ... fix for it. Instead of SCREEN$(row,col) use FN c ...
ScrDone:;reorganise the machine stack so that this string
Using the stack to blit bufferI was using a ldir to blit my back buffer to the screen RAM, and it was working pretty well if not rather slow. After reading about using the stack …
... my back buffer to the screen RAM, and it was working ... using the stack to push and pop stuff to the screen, I ... lines from memory to the screen.
Can anybody give ... hl
ld sp, screen+18
push hl
Screen buffer Tip from Raff CeccoRaff very kindly gave me this tip: "Incidentally, I remembered a trick I used on the Z80 for extra speed: When clearing the screen buffer, it was a…
... :
When clearing the screen buffer, it was actually much ... move the CPU stack to the end of the screen memory area ... zero values onto the stack until the screen area was filled.
stack was restored to its original ...clear a windowed area of the screenHi everyone! Ain't been on here for donkeys, but have recently started messing around with a little game. I'm looking for ideas/opinions on the bes…
... clear a window on the screen RAM.
My last ... at a game used the stack, but the code took up ... 25x24 char section of the screen.
Any suggestions?
I think my stack is in the wrong placeHi Im using SDCC and my game crashes for no apparent reason in the compilation arguments I put --stack-loc 60000 but im printing SP to the screen and…
... --stack-loc 60000
but im printing SP to the screen and ... is the location of the stack right?
I want ... printing the value to the screen correctly though
is ... a way of getting the stack location using an emulator?Screen$ +3 disk to tape helpHi, I have several full screen pictures of my +3 disks (Screen$). How can I transfer these pictures onto tape without losing the last to lines beca…
... />
I have several full screen pictures of my +3 disks ... (Screen$).
How can I ...Most nice Loader ScreenHi, What is the better loader screen from speccy games?? or simply which is the screen you more remember.. I remember a lot the screen$ from Roboc…
Hi,
What is the better loader screen from speccy games?? or simply which is the screen you more remember..
I remember a lot the screen$ from Robocop and HeadOverHeels.. also GreenBeret.Screen PreloadersDid any of you chaps write your own spectrum games or applications. If yes , did any of you guys manage to get a preloading screen going..... Its …
Did any of you chaps write your own spectrum games or applications.
If yes , did any of you guys manage to get a preloading screen going.....
Its been a mystery to me , how to do this.Identify game - flip-screen mazeI was playing this game in the mid-80s, I would say. It was a flip-screen game, a bit like Jet Set Willy in that regard, although it was viewed from …
... say. It was a flip-screen game, a bit like Jet ... small gaps.
Each screen was a bit of a ...Screen$ ScreensaverDoes anyone know where I can get a screensaver called "Screen$" that apparently simulates a Speccy loading?
Does anyone know where I can get a screensaver called "Screen$" that apparently simulates a Speccy loading?windows loading screenhello all, anyone got a windows98 bootup screen that looks like a spectrum tape loading screen? Will be cool isn't it? Imagine...a grayish screen, w…
... , anyone got a windows98 bootup screen that looks like a spectrum ... tape loading screen? Will be cool isn't ... ?
Imagine...a grayish screen, with the sinclair copyright line ...Which game has best ending screen?Spectrum games lacks ending screens mostly, but there may be some brilliant games with very good ending screens/demos. I'm now searching for them. I…
Spectrum games lacks ending screens mostly, but there may be some brilliant games with very good ending screens/demos. I'm now searching for them.
I like ending screen of captain blood and rainbow islands 2. I know there are better ones.Manic Miner - your favourite screenThis is one of the most famous games, and the reason why is becasaue it's one of the best. The screens are so stylishly done and brilliantly structur…
... . But what is your favourite screen out of the 20 you ...Spectrum +3 fault - flashing screen on power onHi ive just bought a +3 When I power it on the power led and disk drive led come on. The screen just flashes black and white around the border, almos…
... led come on.
The screen just flashes black and white ... does not show the diag screen,
and I dont see ...++off-topic++ Anyone else bought one of those 8-bit 'retro' consoles advertised on cable tv?tvOver christmas I was bored, and found myslef flicking through all the cable channels on NTL. They change the package so often, i have all but given u…
... /> It was advertised on the screen as a 'retro games console ... painful to watch. But the screen shots were adequate.
and a whole stack of other games (some which ...Contiki for specturm?Just came across this on the internet today, anybody going to a spectrum port? (Can't let the C64 have it all its own way...) [url="http://dunkels.c…
... .
Screen-saver.
TCP/IP stack for Internet networking ...SCREEN$ - The premier Spectrum Tape Loading Simulation of screensDunny, I have this (a little less than) EXCELLENT SSaver in my laptop, and in my home desktop (both Win2K). I'd only hope it could *remember* the se…
... settings when reentering the "Settings" screen, and that it had a ... ://homepage.ntlworld.com/paul.dunn4/screen$.htm"]http://homepage.ntlworld.com ... /paul.dunn4/screen$.htm[/url]
It ...ANNOUNCE: Manic Miner Screen Editor 1.0.1I have just released a minor new version of my Manic Miner Screen Editor. It no longer allows the user to specify an amount of air which causes the S…
... version of my Manic Miner Screen Editor. It no longer allows ...z88dk Spectrum Screen Driver problemHi guys, I've been messing around with z88dk a bit and was trying to output some stuff to the screen. Reading the docs, it says that I can use the Z…
... output some stuff to the screen. Reading the docs, it says ... I can use the ZX screen driver to set the x ... 0x01 and 0x20 after my screen clearing routine in order to ... set the screen to 32-character mode... anyone ...Loading screen as an gif or png?I'm in search for a gif/png picture with the spectrum loading screen (blue yellow stripes)animated. Can someone tell me where i can find it? Christi…
I'm in search for a gif/png picture with the spectrum loading screen (blue yellow stripes)animated.
Can someone tell me where i can find it?
Christian
[ This Message was edited by: Golfareninsweden on 2004-03-03 11:12 ]Speccy screenI wonder if anyone can help me? I am using the MAGNIFICENT Spectaculator 6.1. It has been a VERY long time since I have used a 'real' spectrum. I was…
... ' spectrum. I was wondering which screen resolution is nearer to the ... real spectrum screen. 640x480 or 600x800?
Which ...
