=========================================== MCCTV Atari 800XL core v0.60 release note =========================================== Mark Watson scrameta@gmail.com ------------------------------------------- All control is via the MCC controller. Currently games are limited to those that can be played with start/select/option/reset and joystick. Special/console keys (joystick 1): Start button or button 4 - Start Select button or button 3 - Select button 2 - Option left shoulder 1 - Reset left shoulder 2 - Cold start (clear base 64KB RAM and reset) right shoulder 1 - Select drive 1 and cold start Use joystick to make selection in menu Left - up several lines Right - down several lines Up - up 1 line Down - down 1 line Fire - select Remember many titles require holding 'option' Select "DIR .." to go up a directory Select "DIR xxx" to go down a directory right shoulder 2 - System settings menu Use joystick to make selection Turbo - system speed Left/right to select 1x (default): is very compatible - speed closely matches original hardware ~1.7MHz 2x: ~3.4MHz - less compatible 4x: ~6.8MHz - less compatible 8x/16x: 13MHz, 27MHZ - limited by SDRAM latency, not quicker than 4x yet. RAM Left/right to select 64KB: like 65XE 128KB: like 130XE, 64KB ext ram, switchable by antic/cpu 320KB(Compy shop)(default): 256KB ext ram, switchable by antic/cpu 320KB(Rambo): 256KB ext ram, both antic/cpu switch together 576KB(Compy shop): 512KB ext ram, switchable by antic/cpu 576KB(Rambo): 512KB ext ram, both antic/cpu switch together 1088KB: 1024KB ext ram, both antic/cpu switch together 4160KB: - very imcompatible! ROM Right/fire: File selector Select a different system OS ROM - can by 16KB or 10KB Drive Left: Remove disk Right: File selector Fire: Put this disk in F1 Cartridge 8K simple Fire: select file This allows a ROM to be loaded in the place of BASIC Some simple ROM cartridges can be used This is temporary until proper cartridge support is implemented System ROM: Loaded from /System/rom/atari800/atarixl.rom Basic: Loaded from /System/rom/atari800/ataribas.rom Disk images: Default dir: /atari800/user Supported types: .ATR - Atari disk image with header. single/medium/double density. .XFD - Atari disk image without header. .XEX - Atari executable. A simple bootloader is loaded, not 100% compatible. Important notes: When running Atari software a lot of programs need to have basic disable. Hold option when pressing reset. Features * Acid 800 test pass * 99% of software runs * Version for PAL/NTSC VGA/SVIDEO * Write support * Drive emulation Known issues * No keyboard support yet * ~1% of programs fail * Copymate write verify fails * Entering menu during disk access may hang ZPU (used for drive emulation/menus) * Hardware matches Atari very closely - including overscan corruption - this often shows up on VGA monitors. * Cartridge support may be broken Enjoy !