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<1234567…34>
  • Reading from the keyboard using the IN commandHi all, I'm working my way through Sixty Programs for the Sinclair ZX Spectrum, and I'm running into difficulties with some of the keyboard reading r…

    ... difficulties with some of the keyboard reading routines. I know you have ...
    hypostomus hypostomus June 2009 Sinclair Basic
  • Keyboard reading questionOkay, here's a weird one. I have to elaborate a bit: In the 90s I coded quite a lot of stuff, but I haven't done so in 20 years. There was a hidde…

    ... took place. Basically I was reading the keyboard:
    LD BC,F7FE ... simultaneously on a modern PC keyboard, right? Because I tried multiple ...
    XTM of TMG XTM of TMG March 2018 Assembler
  • problem with symbol shift and caps shift key combinations on multilayer keyboard membranesHello, I know, it is generally know that some ZX Spectrums with multilayer keyboard membranes have problems with some key combinations. Typically …

    ... some ZX Spectrums with multilayer keyboard membranes have problems with some ... kind of problems. I rewrote keyboard reading routine by using part of ... here. It displays all 8 keyboard ports in 512 squares (character ...
    cygnus cygnus January 2019 Assembler
  • Total Recall demo - turn into game?As you probably know the game Total Recall was created in two attempts. The first version was half completed, then abandoned and the second, final ve…

    ... 't know as well if keyboard reading routine is disabled but present ...
    Ralf Ralf March 2007 Development
  • New game! Nanako in CJMC for ZX81!Yup, that's true. We've been busy in crafting a nice, small, simple library to code games in text mode (this is, standard, unexpanded) for the 16K ZX…

    ... , and comes complete with a keyboard reading routine which detects OPQA and ...
    na_th_an na_th_an May 2011 Brand new software
  • 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…

    ... you press it again. Any keyboard reading from within a BASIC program ...
    Paddy Coleman Paddy Coleman July 2012 Sinclair Basic
  • Adding a pause key to ArkanoidHaving rediscovered the simple pleasure of playing 1980s games on genuine 1980s hardware, I've also remembered that emulation can provide a feature m…

    ... times...)

    Reading the keyboard requires a read from the ... that the first bunch of keyboard-reading instructions related to the ... so we can drop our keyboard routine over the top of ... the breakpoint, assemble the keyboard routine and load it into ...
    stephenw32768 stephenw32768 August 2013 Games
  • Ah DiddumsI hope this is some help to the person who was asking how to complete a screen on Ah Diddums. The idea of the game is that you are using the blocks …

    At last I can finish a screen. I was not standing on the same spot all the time when dropping the slabs. It works fine on a +2A but has a keyboard reading bug on most spectrums. Who says the +2A is less compatible?

    Thanks Chris.
    Anonymous Anonymous December 2001 Games
  • Panic (Mikro-Gen)Well, Mr Mikro-Gen (i.e. me!) has located an original copy of Panic by Mikro-Gen. It's been dumped so the unidentifyable copy from WOS can be replace…

    ... /> Ah diddums also has the keyboard reading bug yet it works on ...
    Fraser Fraser September 2002 MIA/STP/SDP
  • Speccy machine code info where is it?Recently I've been trying to learn Z80 and I've managed to make limited progress (some of my routines even compile now!) but I seem to be having trou…

    ... specific questions:
    - The keyboard is attached to i/o ... br /> in a,($fe) ; read keyboard
    ; a = status of ... contains code for scanning the keyboard, reading a variety of joysticks and ... reading the AMX/Kempston mice. ...
    Alcoholics Anonymous Alcoholics Anonymous June 2003 Sinclair Miscellaneous
  • vote rigging ?This is not intended to cause any major rows , id just like some sensible views on the voting from regular forum users , 2 games that ive noticed wit…

    Is Superman the game really bad enough to be at the bottom of the list? The keyboard reading is bad. I've played the Electron version and I know how it should be.
    Fraser Fraser September 2003 Games
  • keyboard support on Spectaculator 6.XDear Johnathan, your emulator is fascinating, but, to be honest, a better keyboard support on non-english keyboards would be great. The major proble…

    ... /> Just to confirm: On your keyboard, the keys match the layout ... games etc. assume the Spectrum keyboard layout.
    [/quote]

    keyboard reading (i.e. the third key ... the mapping to the Speccy keyboard?
    Fred Fred July 2004 Emulators
  • Sprites flickeringI am trying to write a Spectrum game in machine code. I am still a beginner in programming, however I did much progress recently, i believe. Now I am…

    ... operations not involving screen, like keyboard reading, data calculating etc,
    however ...
    Ralf Ralf October 2004 Development
  • About z88dk and autoexecsThis weekend I was playing a little with z88dk C cross Compiler. Amazing tool! I have three questions: 1- Does anybody know how to change the initia…

    ... things. Almost everything works Ok. (keyboard reading, grafics, asm routines with parameters ...
    cz2000 cz2000 February 2005 Development
  • changing keyboard inputs?hey guys, a curious (if somewhat silly) question / problem i have... You know those classic Horace games from which my nick' is so blatently stole…

    After having a quick look at the keyboard reading routine in Hungry Horace it would be quite easy to change them to whatever keys you wanted.
    It could be done in Spin in about ten minutes.
    rich_chandler rich_chandler February 2006 Games
  • How to speed up TZX loading (emu development)With many newer emulators there are options to do faster loading schemes, even for turbo-loader or protected loader blocks in TZX files. For example,…

    ... the most common method of reading the EAR port - though there ... come across a particularly funky keyboard reading routine.

    This method ...
    Dunny Dunny May 2006 Emulators
  • Arcadia - by ImagineArcadia, by imagine. I thought I'ld play this last night, but its pretty awful to control Anyone know whats with the random movement and occasional…

    ... definitely a bug in the keyboard reading rountine.
    zxspecticle zxspecticle April 2007 Games
  • Why can't I use the keyboard?Playing some old Speccy games recently, there's a fair number that ask you to enter your name using the joystick (Trashman for example). Why not let …

    ... do with the way the keyboard reading routines were written. For you ... scanned which would involve reading all 8 keyboard port addresses and then ...
    rich_chandler rich_chandler May 2007 Games
  • Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…

    ... things (like sprite movement and keyboard reading) can occur in the main ...
    Alcoholics Anonymous Alcoholics Anonymous June 2007 Development
  • Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…

    ... this. Also I think the keyboard reading in the submitted version was ...
    Digital Prawn Digital Prawn July 2007 Development
  • Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…

    ... like the use if reading the keyboard with IN to allow ... mentioned in previous posts, the keyboard reading method used in the spaceinv ... some spectrum models), or the keyboard won't work.
    ... concerns. (Theres a one-liner keyboard test program that does this ...
    Digital Prawn Digital Prawn July 2007 Development
  • super-quick games in BASIC?do you think, games written in BASIC could run flawlessly at high speed when run in a speccy emulator at, say, 1000% speed? (i wonder, speccy is rare…

    ... emulation speeds, so that the keyboard reading, the game's timing and ...
    ewgf ewgf August 2007 Games
  • Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…

    ... FN r() to read the keyboard. Unfortunately this takes up ... sound, I found that the keyboard became unreponsive, due to ... all of the time (intermittent keyboard reading occured). Therefore I had ... the "ear bit" before reading the keyboard. The game now functions ...
    Digital Prawn Digital Prawn August 2007 Development
  • New (easier) speccy games testI've created a new speccy games test: [url]http://www.sometests.com/tests/Gaming/ZXSpectrumGamesTest_EasierVersion_.html[/url] Again it's 20 questi…

    ... are core routines like sprites, keyboard, etc. most of which ...
    The example of "better" keyboard code is maybe but not ... isometric engine encouraged a generic keyboard reading routine than a 2d ... up with a decent keyboard reading routine sometime in its ...
    Alcoholics Anonymous Alcoholics Anonymous November 2007 Games
  • Dangerous Z80 Assembly CommandHave been reading Toni Bakers' "Mastering MC On Ya Speccy" book and came across the list of Z80 commands in the dictionary section. Page 102 "[b]IM…

    ... to provide in-game music, keyboard reading, and timing the updating of ...
    bobs bobs March 2008 Sinclair Miscellaneous
  • Atic Atac vs Sabre WulfIf we read a review of Sabre Wulf in Crash (July 84) we can see: [I]"It's basically a jungle version of Atic Atac but much more involved[/I]" [I]"S…

    ... />
    As far as the keyboard reading routines go, Ultimate clearly had ...
    Matt_B Matt_B July 2008 Games
  • BEEP conundrumFor the "CSSCGC 2008 Tape Magazine" December edition, I have decided to use a BASIC sound routine I wrote last year which plays a festive tune using …

    ... allowing enough time for the keyboard reading interrupt to trigger in between ...
    Matt_B Matt_B October 2008 Development
  • Help to run Abu Simbel in a +2A SpectrumI bought this game some weeks ago, but the version is the old one. When I loaded it in the emulator, I had to switch the keyboard issue to 48Kissue.…

    ... code so it reads the keyboard properly.

    With a ... game code which reads the keyboard being different. It that's ... (they only differ in the keyboard reading code), only some bytes will ...
    na_th_an na_th_an December 2008 Games
  • Games hacked to be played with Sinclair Joystick #1 (67890)I have mentioned a few of these in other threads, but I think they kinda deserve their own... I have been hacking a few of my favorite games which ha…

    Did you keep a record of what you had to change for each game? If you can provide the address of the keyboard reading routine for each game, people like Miguel can have some fun trying to figure out how to change it themselves. Just a thought. :)
    zxbruno zxbruno March 2010 Games
  • Rebelstar 1 and 2 (1 Player) on KempstonHi. Done these two so you can play them with Kempston joystick... a quick hack really, if any1 is interedted : [url]http://pc.sux.org/tomcat/Rebel…

    ... have to go back to keyboard mode..:([/QUOTE]

    Ooops ... ;-) Anyway, fixed all instances of keyboard reading now, so it *should* work ...
    Tom-Cat Tom-Cat November 2010 Games
<1234567…34>

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