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Interrupt driven code at overclocked pace....Is it possible for a MC coder to do a routine (i.e. interrupt music player, for within/during Basic)if he knows said machine is running at 400 percen…
... music would not be at 4 times speed, but so that ... -
A few questions regarding EmuZwinA few questions regarding EmuzWin 1. I have been trying to write a program to generate multicolour effects on the Spectrum,ie more than 2 attributes…
... then works ok.
4. Floating Bus implementation. I use ... -
A few questions regarding EmuZwinI had posted this in the development forum and then remembered there was an emulators forum, so apologies for the repetition. 1. I have been trying …
... then works ok.
4. Floating Bus implementation. I use ... -
What hardware Sinclair and not related has everybody got?Just had to try to list all my clutter in the attic and my dads garage (this has got a bit out of hand), anybody else got as much Retro as this (boug…
... COupe`
2*Commodore +4
4*commodore 64
3*commodore ...
1*Atari Jaguar (with 4 games including tempest)
1 ... -
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 …
... just uses preshifted bytes table (4 kbytes
long) from memory ... -
Looking for Colditz type gameHi all looking for a game which came out around 1983-84 it was a game if you completed it you could enter the Competition i think you completed a par…
... it was i think in 4 phases one of these was ... -
Riddler's Den - argh!!Just played some Riddler's den - an old favourite game of mine! Checked the Tipshop for some guidance... Anyway - how to use the Coat of Arms with t…
... try to "use" it (pocket 4 and use) but nothing... Anyone ... -
Machine Code Sprites Example Code Using Char Based SystemBelow is my WIP code to do smooth screen wrapping sprites using char positions and offsets, as opposed to writing direct to a line (0-191) and shifti…
... horizontal:
LD A,(IX+4) ; Are we moving horizontally ... we only need store 4 frames, for 1 ...
LD A,(IX+4) ; if no xdir, only ... left, x offset must be 4
; if going ... 88,136, 8, 4, 4
DEFB 4,4,8,8, 8, ...
