A2232 REV 5

A2232 REV 5

Manufacturer

Commodore, USA

Date

1990

Amiga

A2000, A3000, A4000

Interface

Zorro II

Autoconfig ID

514 / 69,70

Serial Interface

  • a complete computer on its own leaving the Amiga free for other tasks
    • 65CE20 @ 3.58 MHz controls the I/O operations
    • has 4 times the computing power of a C64
    • 16 kB RAM
    • the RAM is addressable by the MC680x0
  • seven 8 pin mini-DIN serial ports
    • not completely RS232C compatible, the RI signal (Ringing) is missing
    • has jumpers for each port to exchange the RxD (Recieve Data) and TxD (Transmit Data) lines – nullmodem mode without using special cable (setting both jumpers either outside or inside on the jumper block for each port)
    • seven adaptor cables with DB25 RS232C compatible serial ports supplied (80 cm long)
    • 50-19200 bps transfer speed for each port
  • the card is capable of 115200 bps mode but only with the supplied software
  • up to five A2232 can be installed into one machine giving a total of 36 serial ports
  • supported by Amix, NetBSD (normal and turbo modes) and OpenBSD

Pinout Mini 8-pin DIN Connector

Pin Signal Setting
1 RX
2 TX
3 DSR
4 CTS
5 RTS
6 DTR
7 DCD
8 GND
Commodore-Museum Mannheim
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