Amiga Emulator Peripherals


Commodore A2386SX Emulation

> Company: Commodore International, US
Date: 1991
Amiga: 2000, 3000, 4000
Interface: Zorro 2
Autoconfig ID: isa, 513/103, 514/103

IBM AT emulation
80386 SX @ 16 / 20 / 25 MHz (32 bit internally, 16 bit external bus)
optional 80387 FPU
sixteen ZIP sockets accept up to 8 MB RAM
1 MB factory installed
supports 256k×4 or 1M×4 page mode ZIPs, 80-120 ns or faster
accepts ZIPs in groups of four
64 kB AT compatible BIOS
upgrading the BIOS and fitting a ZIP to SIMM converter makes possible to use 16 MB RAM
128 kB dual-port RAM for data exchange between the BridgeBoard and the Amiga
can use a PC hard disk, virtual drives on Amiga partitions (hardfiles), you can even have an Amiga partition on the PC hard drive
PC floppy drives can be used in an internal bay, Amiga floppy drives can be used as PC only or shared, external Amiga drives can be connected directly to DB23 floppy connector of the BridgeBoard
only two floppy drives are accessible by the BridgeBoard
the Amiga supports MDA (monochrome) and CGA modes through the native display (CGA 640x200x2 or 320x200x4 modes) – you can toggle between Amiga and PC screens
with an ISA VGA board a separate monitor is needed
the card uses the Amiga’s serial or parallel ports for printing
for modems it can only use an internal ISA modem or serial card
PC beeper on board
much slower than a PC with the same processor
when installed, only 6 MB of the Zorro II address space is left for other expansion cards

Images

Amiga Commodore 2386 IBM SX Emulation

Front: Commodore 2386 IBM SX Emulation