The OpenKickstartSwitcher in combination with the OpenAmigaMouseTrigger makes a great enhancement for your A500/+. These fantastic little pieces of hardware - made by SukkoPera - in combination with a 27C160 EPROM makes it possible to switch between 2-4 different KickStart (KS) images. If you add a second trigger source, you could switch between 2-6 KS images. The maximum numbers of images you can use in you switcher depends on what EPROM you use:
- 27C800 can hold 3 images - 2x 256KB and 1x 512KB.
- 27C160 can hold 6 images - 4x 256KB and 2x 512KB.