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Z80 Emulator Source?Found a link to this on comp.sys.amstrad.8bit. i havent been with the discussion long but supposedly this is the source for a Z80 emulator. Forgive m…
... 08400h - fetchend
;instruction jump table
jumpb .equ 0c3h ... ;byte jump entry
jumpw .equ 0c300h ... ;word jump entry with filler
Aggravating problem with screensI've rewritten my Sam C runtime emulator code ( well almost ) to allow me to use my own routines for blitting sprites onto the screen, storing tiles …
... program uses as an allocation table (ALLOCT). After this, the compiler ... ROM routines ( RST 16 and jump
table vectors only ). Space is ...It's a trap!So I got a CPLD (not the eventual one I want to use for the ethernet project - rather, one I actually have here and now, an XC9536 in a PLCC44). And…
... -0x3CFF - uncondionally trapped, for a jump table (more on that later).
jump table (it doesn't have to ... may do for the call table is trap a particular CALL ...Spectrum Ethernet update...in which the software starts to take shape, with the socket interface now properly in ROM, the indirect jump table set up, and a C library for the…
... properly in ROM, the indirect jump table set up, and a C ...TommyGun with AGDHi everyone, I have been working with Jonathan to incorporate his excellent Arcade Game Designer utility into TommyGun. Jonathan has created a compi…
... the Window Area, Game Keys, Jump Table, Sounds and also shows a ... old code base then please jump in.
A NOTE ...Arcade Game Designer 4Just released over at the AGD forums. New this time: Sprites can now be individually coloured using the SPRITEINK command. If 16x16 sprites aren't…
... reaches the end of your jump table) and there are now 2 ...Multi-Platform Arcade Game DesignerFirst of all, I should say Hello, having left the Spectrum scene around a year ago. I'm not planning to make a return but figured that I have some n…
... useful. MPAGD supports the old JUMP table method but now has an ... supply a parameter for different jump heights. There are new variables ...need help with speed optimization. this procedure draws a sprite with mask from memory onto the screen with x-coordinate in pixels. it doesn't shift sprites in realtime, it just uses …
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You will need a Jump Table with the addresses for each ... be used to retrieve the Jump addresses:-
LD A ...Investronica Inves Spectrum +Hi, Has anyone here ever heard of the Investronica Inves Spectrum +? This site [url="http://www.silicium.org/uk/sinclair/inves.htm"]http://www.sili…
... it tries to use a jump table in a non-existent editor ...A hyperthetical Speccy FutureDo you think if the Speccy had've continued through the 90's or maybe up until present day, that maybe they would've made multi-button joysticks/pads…
... ROM functions (BIOS), even no jump table (there was space for it ...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 idea of make a jump table with few 'system' calls, that ...Small C on Sam help neededI'm trying to make good on some of my old developments that fell by the wayside and one of them uses Small C. The reason I stopped was down to not h…
... program uses as an allocation table (ALLOCT). After this, the compiler ... ROM routines ( RST 16 and jump table vectors only ). Space is set ...68000 programming.Anyone here know anything about this? My question is: how does the programmer know how long hisinstructions are? Do determine the operands to branch …
... emulate. You'd use a jump table. Or is your cmpi some ...Delay routineAs some people are aware, I have recently starting writing a [url=http://fuse-emulator.svn.sourceforge.net/viewvc/fuse-emulator/trunk/fusetest/]autom…
... including call and return, no jump table, no required alignment.
Spectrum Ethernet update...in which a toastrack 128K machine prods a machine outside of my LAN for the first time. [url]http://spectrum.alioth.net/doc/index.php/Current_eve…
... 0x3FFF, to access a call table. So even if execution traps ... . The CALL entry points and jump table is also implemented so that ...z88dk 1.8 releasedSince I am the most regular of the z88dk peeps to post here I might as well let you all know that v1.8 has been released. [code] A little later than…
... accessed via a page-in jump table mechanism - the driver if you ...As a fleeting point of interest...A fleeting point of interest to you all may be that I've just decided that after triple checking my PCB design for the Spectranet (Spectrum Ethernet …
... debugged code in ROM, the jump table, a configuration UI, helpers like ...mea culpa!I have just sent Digital Prawn another entry for CCG 2008 which might shock a few people! It is a program which emulates a Commodore Vic 20 - yes, yo…
... ideas on implementing a fast jump table. I'd never have thought ...Handling RST8 on a +3Well, I've come to that bit of my project that I wasn't really looking forward to (because I don't understand enough about the ZX BASIC ROM) - extend…
... method of the 0x3FFA/0x3FFD jump table entry points which doesn't ...Channels and streamsSo I've put some thought into channels and streams, and read the dead (and presumably rotting corpse) of the CSS FAQ which contains some information …
... accessed via a jump table. So long as the jump table exists and points ... the ROM gets updated. The jump table (in the 256 byte block ...Channels and streamsSo I've put some thought into channels and streams, and read the dead (and presumably rotting corpse) of the CSS FAQ which contains some information …
... , are all accessed via a jump table which is stored in RAM ... BBC Micro has an indirect jump table for OSBYTE/OSWORD etc.
jump table, temporary program space etc.Question about digitized sound and videoI searched the forums and couldn't find the answer, so here it goes. Regarding digitized sound: I remember reading an article long ago about a vid…
... some comments about "the LDI jump table trick", so it looks like ... trick is to have a table of (say) 128 LDI instructions ... , treat it as a jump into that table rather than a value ...New utility - Arcade Game DesignerNo income tax, no VAT, no money back, no guarantee... In advance of SEUD's release I thought I'd release AGD to get people in the mood for game maki…
... 2 new functions, JUMP and FALL. Use JUMP when you want to ... make a sprite jump (any sprite - it doesn't ... .
There is a jump table editor too, so you can ... define how high your sprites jump, or how quickly they descend ...New game: Nanako Descends to HellJust a bit over two weeks after their first game, The Mojon Twins strikes again with a new game for Spectrum 128k and Amstrad CPC: [url]http://www.m…
... a copy of the IM2 table AND a three-byte ... how to create an IM2 table using memset().
...
I copied the jump table, even the generic ISR routine ... () {
// Copies vector table (61440 - 61696)
// Copies generic ...New game: Nanako Descends to HellJust a bit over two weeks after their first game, The Mojon Twins strikes again with a new game for Spectrum 128k and Amstrad CPC: [url]http://www.m…
... to locate the 257 byte table between $8000 and $C000 (compiling ... too, but placing my own jump table looks better, 'cause I'm ...Spectranet updateSince I've not written an update in a while for those who don't follow the blog on the Spectranet wiki, I hit an important milestone on Saturday. Th…
... , i.e. provide a paged jump table between 0x3E00 and 0x3EFF, and ...
