Installation
- Copy the *.rbf file to the root of the system SD card.
- Copy the files to Atari800/Atari5200 folder
Usage notes
System ROM
You can supply other A800 OS ROM as Atari800/boot.rom.
Alternative Basic ROM can be placed to Atari800/boot1.rom.
Integrated 800XL ROM includes SIO turbo patch (fast disk loading).
Turbo ROM has hot keys to control the turbo mode:
- SHIFT+CONTROL+N Disable highspeed SIO (normal speed)
- SHIFT+CONTROL+H Enable highspeed SIO
Additionally, you can control the speed of turbo loading in OSD menu.
Disks
A800: After mounting the disk, press F10 to boot.
Some games don't like the Basic ROM. Keep F8(Option) pressed while pressing F10 to skip the Basic.
Differences from original version
- Joystick/Paddle mode switched by joystick. Press Paddle1/2 to switch to paddle mode (analog X/Y). Press Fire to switch to joystick mode (digital X/Y).
- Use ` key as a Brake on reduced keyboards.
- Cursor keys are mapped to Atari cursor keys.
- PAL/NTSC mode switch in settings menu (A800)
- Video aspect ratio switch in settings menu
- Some optimizations and tweaks in file selector and settings menu navigation.
- Standard OSD menu for cartridge/disk selection.
- Mouse emulates analog joystick(Atari 5200) and paddles(Atari 800).
- Fire 2 and Fire 3 on joystick.
Disable Basic ROM by Joystick.
Fire 2 on joystick acts as an OPTION key while reboot. It's valid only 2 seconds after reboot. After that Fire 2 doesn't affect the OPTION key.
More info
See more info in original instructions
and original manual.
Download precompiled binaries
Go to releases folder.