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<1234567…34>
  • Z80, and 6502, in comparisonI was wondering about how each of these compared in terms of performance. The Commodore 64 had a 6502 @ 1MHz, and graphics processor VIC which took …

    ... spectrum rom has a floating point calculator (RST #28) but I don ...
    dmsmith dmsmith December 2018 Hardware
  • Competition: Sadistick routine on Spectrum ROMMy vote goes to BEEPER at #03B5 Let's ear you pick! :) And a great BOHHHHHHHHHHHHH to Dr Ian Logan & Dr Frank O'Hara for their description about the…

    ... /> RST 28 ; use the floating point calculator
    DEFB A4 ; stk-ten ... of the calculator stack
    CALL 03F8 ; aforementioned entry point for BEEP
    Philip Kendall Philip Kendall May 2005 Development
  • Spectrum Basic InterpreterHello. I started this days a strange project: an interpreter of the Spectrum Basic that can run in a Spectrum. Here is a very preliminar version: […

    ... the issue of the floating point calculator. Without this, the capabilities are ...
    NotFound NotFound January 2007 Development
  • Minor Update to Gasman's Midi2BEEPDon't know whether this is worthy an announcement, but for those of you who enjoyed Gasman's midi2BEEP utility, a new variant has been made called mi…

    ... /> RST $28 ; use the floating point calculator
    DEFB $A2; stk_half
    calculator stack, so in order to ... was going to represent floating point numbers without it?!!!!!...

    kgmcneil kgmcneil May 2010 Announcements
  • Beepola v1.01A new version of Beepoa, v1.01, is now available for download from:- [URL]http://freestuff.grok.co.uk/beepola/Beepola_v1.01.00.zip[/URL] (650KiB) …

    ... RST $28 ; use the floating point calculator
    DEFB $A1; stk_one
    point calculator
    DEFB $E3; Recall_M3
    point calculator
    DEFB $03; subtract
    kgmcneil kgmcneil June 2010 Announcements
  • SoftPLAY: Use the PLAY command from 48 BASICNow you don't need 128 BASIC to use the [B]PLAY[/B] command. Just use [B]PRINT #8;[/B] instead. [url]https://dl.dropboxusercontent.com/u/15659782/So…

    ... it does use the floating point calculator.
    chev chev October 2013 Brand new software
  • SoftPLAY: Use the PLAY command from 48 BASICNow you don't need 128 BASIC to use the [B]PLAY[/B] command. Just use [B]PRINT #8;[/B] instead. [url]https://dl.dropboxusercontent.com/u/15659782/So…

    ... it does use the floating point calculator.[/QUOTE]

    Then ok ... ZX rom routines and floating point calculator (I must make some patches ...
    velesoft velesoft October 2013 Brand new software
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    [code]; --- THE FLOATING-POINT CALCULATOR -------------------------------------------

    ; THE ... inc de ; next position in calculator stack
    ldir ; copy ... inc de ; next position in calculator stack
    jr stk_zeros ; ...
    chev chev October 2013 Development
  • The state of source level debuggingI was just wondering if we can put on a table everything we collectively know about source level debugging for ZX Spectrum to get an overview of curr…

    ... /> RST 0x28 code is floating point calculator reset for Sinclair Basic. It ...
    tstih tstih November 2016 Development
  • Custom Menus on the ZX Spectrum +3Today, my Friends, i have the pleasure of presenting a program i have written which gives a set of custom menus on the +3. The main features of my p…

    ... need to use the Floating Point Calculator, such as [url="https://www ...
    The_Bert The_Bert October 2017 Sinclair Basic
  • Custom Menus on the ZX Spectrum +3Today, my Friends, i have the pleasure of presenting a program i have written which gives a set of custom menus on the +3. The main features of my p…

    ... need to use the Floating Point Calculator, such as [url="https://www ... really depend on the Floating Point Calculator? If it's only line ...
    Timmy Timmy October 2017 Sinclair Basic
  • Custom Menus on the ZX Spectrum +3Today, my Friends, i have the pleasure of presenting a program i have written which gives a set of custom menus on the +3. The main features of my p…

    ... need to use the Floating Point Calculator, such as [url="https ... really depend on the Floating Point Calculator? If it's only ... entry points into the calculator that call the relevant ... number of data bytes representing calculator instructions, terminated by a ...
    The_Bert The_Bert October 2017 Sinclair Basic
  • Floating point representationI'm planning on picking up the [url=http://matt.west.co.tt/category/spectrum/openzxrom/]OpenZXRom[/url] project from where I left off a few months ba…

    ... and getting stuck into the calculator routines. But before I ... />
    Normally, floating point numbers on the Spectrum are ... in the standard floating-point notation with complete accuracy ... is converting integers to floating-point notation immediately on sight ...
    gasman gasman October 2006 Development
  • Need a pointer to using the spectrum calculator from MCHi all, Can anyone point me to a good resource on using the spectrum calculator stack from machine code? I need to work out the number of seconds f…

    ... anyone point me to a good resource on using the spectrum calculator ... explain how to use the calculator (to me anyway!)

    dickydodds dickydodds February 2009 Development
  • "ZX80 Brain" RPN CalculatorIt is at times like [url=https://www.worldofspectrum.org/forums/discussion/54176/depression]when threads such as this are posted[/url] that I get the…

    ... ambitious to make a calculator with all the scientific ... 6x7 areas with the POINT function and PLOTting them ... [/i]. That's the crucial point.

    Other ... br /> - the decimal point can't be entered twice ... t display the decimal point because there are too ...
    The Mighty Dopethrone The Mighty Dopethrone March 2017 Sinclair Basic
  • Match PointHi ! Does anybody have the original inlay card of MATCH POINT ? I played very much and I could win the final cup, but I used simply the five keys to…

    ... original inlay card of MATCH POINT ? I played very much and ...
    Pgyuri Pgyuri September 2001 Games
  • Game from an ancient old calculatorOne for the mathematicians, this (possibly). Bear with me on this one... Many, many years ago, when I was a nipper, I had a Casio calculator which …

    ... nipper, I had a Casio calculator which was also equipped with ... the original game on the calculator, it was always possible to ...
    The Mighty Dopethrone The Mighty Dopethrone April 2004 Games
  • Quickest Assembly to find if point in rectangleWhat is the fastest way to see if a point is in a rectangle. e.g rectangle is 10,10 100,10 100,40 10,40 how do i know if a point (e.g 20,20) is in…

    What is the fastest way to see if a point is in a rectangle.

    e.g rectangle is 10,10 100,10 100,40 10,40

    how do i know if a point (e.g 20,20) is in the rectangle, as fast as possible in assembly
    robpearmain robpearmain March 2005 Development
  • the exploding calculator?!hi i am trying to find out a little bit more about the sinclair pocket calculator and a story i heard which involved one exploding in the pocket of …

    ... more about the sinclair pocket calculator and a story i heard ...
    falloa falloa July 2005 Sinclair Basic
  • Sinclair Cambridge Scientific CalculatorHi, Been having a clear out and I found this neat little calculator to sell. Thought I would let you guys know about it. [URL="http://cgi.ebay.co.u…

    ... I found this neat little calculator to sell. Thought I would ...
    MackTheKnife MackTheKnife July 2006 Sales
  • SPECTRUM Amplifier and Calculator for saleI am selling on Ebay a Sinclair President Calculator and a Sinclair Project Sixty amplifier if anyone is interested. The Links are below. Amplifier…

    ... on Ebay a Sinclair President Calculator and a Sinclair Project Sixty ... ;rd=1[/url]

    Calculator:
    [url]http://cgi.ebay ...
    Scottie_uk Scottie_uk August 2006 Sales
  • Point-and-Click AdventuresI was just rooting around some of my old ZX tapes and I stumbled upon (more like "picked up") a couple of "point-and-click" style adventures. That's …

    ... "picked up") a couple of "point-and-click" style adventures. That ...
    icabod icabod January 2007 Games
  • Keyboard Problem?Hey all. I'm Dave I'm in my last year of college before I go to University. I'm in the UK. I got a +2 a while back when I first told my mum and dad…

    ... with the 4 selections of calculator, basic 128 etc etc etc ... connections etc? Please could someone point me in the right direction ...
    02MOUNTAIND 02MOUNTAIND January 2007 Hardware
<1234567…34>

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Related Threads

  • Match PointHi !<br /> <br /> Does anybody have the original inlay card of MATCH POINT ? I played very much and I could win the final cup, but I used simply the …
  • Please point out some best C64 related sitesHi, having downloaded most games I looked for on Spectrum I now feel the need to explore realm of c64. Someone once gave me some sites with stuff for…
  • Game from an ancient old calculatorOne for the mathematicians, this (possibly).<br /> <br /> Bear with me on this one...<br /> <br /> Many, many years ago, when I was a nipper, I had a…
  • Match Point - Sinclair QL versionHi folks,<br /> Does anyone know where can I download this excellent tennis game for the Quantum Leap ?<br /> I have searched all over the net, but o…
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