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BorderTron 3000A little bit of speccy-related fun for a Friday afternoon... I've knocked together a program for Windows which I've called Bordertron 3000 (a suitabl…
... using my (very first :-)) own interrupt routine with mine.
Just ... -
BorderTron 3000A little bit of speccy-related fun for a Friday afternoon... I've knocked together a program for Windows which I've called Bordertron 3000 (a suitabl…
... to be moved inside the interrupt routine, rather than outside where it ... -
BorderTron 3000A little bit of speccy-related fun for a Friday afternoon... I've knocked together a program for Windows which I've called Bordertron 3000 (a suitabl…
... to be moved inside the interrupt routine, rather than outside where it ... of NOPs until the next interrupt, so depending on how long ... the music player takes, the interrupt can be triggered 0, 1 ... -
Byte-order backbufferThis is a tool for Z80 coders who wish the Spectrum screen had a serial layout. It runs as an interrupt mode 2 service routine and uses POP and PUSH …
... data to be copying under interrupt, as it will take ... suggest removing the interrupt routine and calling the copy routine instead whenever ... want to modify the copy routine, changing the JP 56 ... disable interrupts before calling the routine, and re-enable them ... -
Spectrum30 Show in Cambridge, 08th-09th September 2012Hello Spectrum-fans, after many months of preparation we now proudly present what will be the biggest Spectrum venue of the last 20 years. We manage…
... actually return from the interrupt routine. I use the time ... running over the interrupt time without servicing an interrupt - how ... simple RET as the interrupt routine and timing everything with ... s more compatible. An interrupt routine that takes 75ms to ... -
Spectrum30 Show in Cambridge, 08th-09th September 2012Hello Spectrum-fans, after many months of preparation we now proudly present what will be the biggest Spectrum venue of the last 20 years. We manage…
... a simple RET as the interrupt routine and timing everything with EI ... , beware of retriggered interrupts: the interrupt signal is held for long ... at the end of a routine consisting only of EI/RET ... , meaning that the routine ends up being called twice ... -
Spectrum30 Show in Cambridge, 08th-09th September 2012Hello Spectrum-fans, after many months of preparation we now proudly present what will be the biggest Spectrum venue of the last 20 years. We manage…
... , beware of retriggered interrupts: the interrupt signal is held for long ... EI/RET, meaning that the routine ends up being called twice ... 's no EI in my interrupt routine, just the RET. I'll ... ]
If the same colour routine works on either without adjustment ... -
How to create .TAP that loads into high memory banks?I want to create a program that uses the extended 128k memory, the banks that can be switched into the 0xc000-0xffff area. For the simple stuff I've…
... ]
The IM 1 routine takes care about switching to ... temporaly store the bank switching routine, so it's better not ... going to use the ROM interrupt routine, you can reuse that area ... -
How to create .TAP that loads into high memory banks?I want to create a program that uses the extended 128k memory, the banks that can be switched into the 0xc000-0xffff area. For the simple stuff I've…
... will execute the ROM 1 interrupt routine, which is the same that ... switching doesn't happen in interrupt code as I thought, but ... 0 via the bank switching routine located at RAM. Is it ... -
How to create .TAP that loads into high memory banks?I want to create a program that uses the extended 128k memory, the banks that can be switched into the 0xc000-0xffff area. For the simple stuff I've…
... will execute the ROM 1 interrupt routine, which is the same that ... switching doesn't happen in interrupt code as I thought, but ... 0 via the bank switching routine located at RAM. Is it ... -
Question about 2-channel beeper musicI confess I haven't tried all the available beeper utilities and software. I always found music software confusing and trackers are not for me. I kno…
... fairly trivial to write an interrupt routine to drive something like Music ... -
In Java for ZXHi All I am glad to notify you that I have opened the sources of my J2Z80 translator (0.1 version) which allows to use Java toolchain to generate Z8…
... do not use any ROM routine depending on IY? Or do ... , the standard ROM keyboard scan interrupt depends on IY. Do generated ... code disable this interrupt or set a different interrupt routine instead?
In Java for ZXHi All I am glad to notify you that I have opened the sources of my J2Z80 translator (0.1 version) which allows to use Java toolchain to generate Z8…
... do not use any ROM routine depending on IY? Or do ... , the standard ROM keyboard scan interrupt depends on IY. Do generated ... code disable this interrupt or set a different interrupt routine instead?
[/QUOTE ...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 …
... in which a fast printing routine is needed. Not for ... table and choose whatever printing routine best fits his needs
[code]
;INITIALIZE YOUR PRINTING ROUTINE, IF NEEDED IN THIS SECTION ... /> im 2 ;switch to our interrupt routine (which only do a push ...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 …
... would slightly speed up my routine too.
[ ... screen using my stack routine*, but using Hikarus it ... org 32768 ;slightly modified Hikaru routine
call setint
... ret
org 65021 ;simple interrupt routine
ei
ret
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 …
... /> ret
org 65021 ;simple interrupt routine
ei
ret
routine I'd previously used to ...'Spectrum Play' ErrorI always wondered why the screen sometimes filled with 'SPECTRUM PLAY' if I loaded a 48k game in 128k mode (using my 128k+2B). Colditz Story in parti…
... need a m/code routine, either an interrupt routine to be continuously altering ... a short CHARS "wobble" routine, although the effect is only ... left. A display file "bounce" routine should be quite short, I ... to be run as an interrupt routine for it to be ...Simple explanation of interrupts (in the context of Z80/Speccy)I wondered if somebody on here could explain in simple terms how interrupts work on the Speccy and where interrupts are source from. Are they a natur…
[QUOTE=takapa;632878]Does the interrupt push the registers and the ... taken to handle the actual interrupt itself is almost certainly significantly ... the time spent in the interrupt routine. That's far more significant ...Simple explanation of interrupts (in the context of Z80/Speccy)I wondered if somebody on here could explain in simple terms how interrupts work on the Speccy and where interrupts are source from. Are they a natur…
... ]
Interrupt executes some code - interrupt routine.
The interrupt itself doesn ... ] you may use your own interrupt routine and you should preserve there ...Simple explanation of interrupts (in the context of Z80/Speccy)I wondered if somebody on here could explain in simple terms how interrupts work on the Speccy and where interrupts are source from. Are they a natur…
... taken to handle the actual interrupt itself is almost certainly significantly ... the time spent in the interrupt routine. That's far more significant ... routine's ability is insignificant next to the power of the Interrupt ...Jelly-Vision!As threatened in the "'Spectrum Play' Error" thread, here's a ruff'n'reddy interrupt driven full screen wobbling routine which has no practical use w…
... 't work. Even the following routine (copied from David Webb's ... to run the normal keyboard interrupt routine, doesn't work in BASin ...Jelly-Vision!As threatened in the "'Spectrum Play' Error" thread, here's a ruff'n'reddy interrupt driven full screen wobbling routine which has no practical use w…
... . Is it possible for an interrupt routine to turn itself off and ...64x48 full colour graphicsHow feasible is this? Could an interrupt-driven routine be used to, for example, fill the top two thirds with a 64x32 blocky picture and leave the bo…
... finish that before letting the interrupt routine cut in. This introduces a ... to the start of the interrupt routine. If you control it yourself ... always used HALT before the interrupt occurs, you can still ... />
But with a routine like this, you should be ...RET MHello. I?ve seen in the Joffa game SAUCER a kind of loop like this LOOP LD A,R RET M JR LOOP I do know what this loop mea…
... is being set in the interrupt routine. This loop will keep going ... until an interrupt has occurred. It's preferable ...
