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Floating Point Package Math48<br>I came across a neat little floating point package for the z80 and I'm adapting it now to work with z88dk and sdcc. There is an interesting…
... , and keeps the floating point operands in registers. The floating point format is 48 bits ... EXX set is the primary floating point accumulator and the main set ... almost identical format as this one. Genmath requires a floating point accumulator in ... -
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…
... chip in)...
Normally, floating point numbers on the Spectrum are ... be represented in the standard floating-point notation with complete accuracy.
floating-point notation immediately on sight - then ... -
BASin floating point issue...Hi Folks, I have been very happy with BASin and found it to be an excellent tool. However, in the last few days a strange error has started to occu…
... that there has been "Invalid floating point operation". This is not from ... -
BASin floating point issue...Hi Folks, Reposting here as I think I put it in the wrong section before - sorry. I have been very happy with BASin and found it to be an excellent…
... that there has been "Invalid floating point operation". This is not from ... -
Floating Point Forth (CP Software)[IMG]http://i269.photobucket.com/albums/jj79/Hairyrecords/scan0011.jpg[/IMG] I don't see Floating Point Forth by CP Software in the archive. But I …
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I don't see Floating Point Forth by CP Software in ... published by CP Software as Floating Point Forth.
I noticed [URL ... -
TIL: something about floating point numbersHere's something that had me scratching my head for a while until I figured out what was going on. In a BASIC program, floating point numbers are …
... />
In a BASIC program, floating point numbers are stored unsigned. (Who ... />
then the 5-byte floating point representation after the 14/0x0E ... -
Numeric arrays: floating point or integer?I've just started programming a game in Sinclair BASIC (see the thread 'UFO Defence Command' in game ideas, although I'm going to call it ZXCOM ;) ).…
... the array as integers or floating point numbers? I seem to recall ... -
Print Int -65536Just came across an interesting bug in the ZX Spectrum Floating Point format from the Complete ROM Disassembly book. [code] PRINT INT -65536 [/code]…
... bug in the ZX Spectrum Floating Point format from the Complete ROM Disassembly ... -
OpenZXRom v2006-05-17 releasedJust knocked out a new release of OpenZXRom last night - a GPL licensed functional replacement for the original Spectrum ROM. [url]http://matt.west.…
... Speccy's existing 5-byte floating point format (because it's embedded in ... -
Seeking alternatives to DATA statementsAnyone know of any memory saving alternatives to storing a list of numbers, other than using DATA statements or poking data into addresses?... Im ti…
... both in ASCII and in floating point format (and ASCII representation can be ... longer than floating point, as durations calculated by mid2beeper ... -
Structure of numeric arraysHi all, I have saved from my spectrum a numeric array using 'SAVE "array" DATA a()'. I now have the resulting file on my PC and I am trying to get …
... /> // Converts from Spectrum 5Byte format to a floating point format.
// This is primarily ... Begin
// the more complex floating point form
// The mantissa as ... -
SpiffyBecause there aren't enough emulators already... [url=https://github.com/ec429/spiffy]Spiffy[/url] is my 48k Spectrum emulator, for Linux. Right no…
... them to 5-byte Sinclair floating point format for you.
Also ... -
Lame BASIC BEEPer editor - alphaI like music, like BASIC and find all current music utilities complicated. Since I enjoy Sinclair BASIC so much, I came up with a simple BEEPer edito…
... to the limitations of its floating point format. For example, try:
[code ... -
Unravelling the Spectrum Floating Point Number formatHi Guys, In my head I pretty much understand how the Spectrum's 5 byte FP number format works. The first byte is the signed exponent and the follow…
...
// 5 byte floating point.
// Determine the ... // Converts from Spectrum 5Byte format to a floating point format.
// This is ...
// the more complex floating point form
// The mantissa ... -
Unravelling the Spectrum Floating Point Number formatHi Guys, In my head I pretty much understand how the Spectrum's 5 byte FP number format works. The first byte is the signed exponent and the follow…
... taken as a fixed point integer (read 0b1.1111111111111111111111111111111 ... mistaken... For the Spectrum's floating point format, 0.5 ≤ [I ... t be represented in floating point formats (such as the ... so the Spectrum's floating point format handles this be simply ... -
[NEW] Speccy for Android ReleasedHello, All! A while ago, I have released the Android version of [i]Speccy[/i], my ZX Spectrum emulator. It emulates Spectrum 16k, 48k, 128k, +2, +2A…
... to the 16bit "10+6" floating point format used by rasterization hardware in ... -
Unravelling the Spectrum Floating Point Number formatHi Guys, In my head I pretty much understand how the Spectrum's 5 byte FP number format works. The first byte is the signed exponent and the follow…
... 's 5 byte FP number format works. The first byte is ... -
What to do when INT doesn't work?Due to the limitations of the Spectrum's floating point number format, two slightly different large numbers, or two slightly different small fraction…
... limitations of the Spectrum's floating point number format, two slightly different large ... -
Z88DK v1.99B ReleasedAt Sourceforge: https://sourceforge.net/projects/z88dk/ It's been a year since the last release so it was time for another. This is another tran…
At Sourceforge:
https://sourceforge.net/projects/z88dk/
It's been a year since the last release so it was time for another. This is another transitional release on the way to version 2.0 and hopefully we'll get there for the next one ... -
basizx newsHello. I've uploaded a new version of basizx. Now there is also an Amstrad CPC incarnation, able to LOAD and SAVE +3 basic files in disc. And the I…
... 2, but in integer format so no floating point to integer conversion).
If a C64 can do it...Forgive me if this isn't the right section. We've seen coders surprising us over and over again with excellent demos and things that a few years ago…
... at some address in some format. Integer variables take up two ... -32768 to 32767 if signed. Floating point takes up 5 bytes in ...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…
... however we are using floating point numbers in this program ... to be printed that contains format specifiers that begin with "%". ... here" and "print a floating point number here" respectively. The ... specifier used in the printf() format string above is how we ...What did Spectrum BASIC lack (and was BBC BASIC so good?)Over the years, I've read in various multi-format magazines, that BBC BASIC was probably the best BASIC available on an 8-bit machine. I've never use…
... had it's own unique point.[/quote]
For ... computers didn't even have floating-point BASICs, and those that did ... written in a C/C++ format, or something?
[ ... to some machines not having floating point... actually, only earlier BASICs ...A BASIC compiler projectHi, I started my own BASIC compiler for the ZX Spectrum (and Z80 machines) 3 months ago. It's still in ALPHA stage (when it is mature, I will write …
... inferred, the default type Float (Floating Point) is used.
[QUOTE ... generate an intermediate object file format rather than linking at the ... don't know which .obj format Z88DK uses. I'm very ... more about the .obj Z88DK format?ANN: open82The Open82 project has been merged with the OpenZXRom project. The homepage is here: [url]http://open82.sourceforge.net/[/url] The subversion repos…
... i sorted my knowledge about floating point math. for C with its ... , most visible result is number format shorter by one byte."We don't understand computers but we've got ?3.58 million to spend on them....... so lets find a problem to solve with the money" is a good translation of the article at: [URL]http://news.bbc.co.uk/1/hi/technology/7886754.s…
... know what bizarre format was used to hold floating point numbers back in ...problem with DEFADD storageI have a function: DEF FN t(t$,m,t)=USR t which is called with, for an example: LET bc=FN t("t$()",mcworkspace,mcputt) where, at the time: mcworkspac…
907F580000 is 65368 in floating-point notation. The way this works ... it's ended up in floating point form in your program - presumably ... had to do a floating point calculation at some point to arrive at ... 's been left in that format afterwards. To convert it to ...Developing on Linux (Ubuntu 10.04)Ok, so I decided to install Ubuntu as my main OS, but keep XP as a bootable partition just in case I err mess up Ubuntu, :) I also have XP VM in Virt…
... the guy who designed the format and developed the AY player ... 've been forced to use floating point numbers in emulation instead of ...
