Explanation of the features:
Pressing SHIFT+RESET does a coldstart instead of a warmstart.
All versions of the patch support this feature, but there are some
- This feature is not available when using patchrom to patch an
"old" (rev. A or B) OS, pressing RESET always results in a
- This feature is also not available when using the MyIDE "soft"
(flashcart) OSes. Please use the builtin MyIDE OS or Highspeed
SIO Patch keystrokes instead.
The keyboard IRQ routine of the OS is patched and you can control
the SIO patch using various keystrokes:
SHIFT+CONTROL+S Clear SIO speed table and enable highspeed SIO
SHIFT+CONTROL+N Disable highspeed SIO (normal speed)
SHIFT+CONTROL+H Enable highspeed SIO
SHIFT+CONTROL+DEL Coldstart Atari