SUM A1000/2000/4000 - USB Keyboard adapter for big box Amiga

Sum adapter enables connecting USB HID keyboards to your Amiga 1000 (picture 1), 2000/3000 (picture 2) or 4000/CD32 (picture 3) (Select the version above). Sum is based upon 16-bit Microchip microcontroller.

Sum provides built-in USB stack which enables USB HID keyboards support without the need for installing additional AmigaOS software drivers. The whole installation process comes down to simply connecting a Sum adapter’a plug to the keyboard port of your Amiga 1000, 2000 or 4000.

Additional feature of the adapter is its „Bootloader” function allowing future firmware upgrades.
Sum comes with dedicated configuration mode, which becomes available when one presses simultaneusly R-Shift + Pause keys. User preferences are saved to the built-in EEPROM memory – thanks to which when you reconnect the device – it is already configured!

Features

• support for both USB HID and USB-PS/2 keyboards,
• Amiga 1000, 2000/3000 and 4000/CD32 compatibility,
• built-in USB stack,
• configuration mode (activated by R-Shift + Pause key combination),
• built-in EEPROM memory enabling user preferences storage,
• "Bootloader" function allowing future firmware upgrades,
• "Status" indicator LED providing information about device?s state,
• built around 16-bit Microchip microcontroller utilizing nanoWatt technology,
• non-blocking keyboard A600