Adaptec AHA-1522A

Technical details
Name: AHA-1522A
Company: Adaptec
Chipset: Adaptec
Bus: ISA 16 Bit
Connectors: SCSI-2 internal/external, Floppy
Manufactured: 1997

The original BIOS has been replaced with a version 1.4 for port 0x340h. The bent pin is a compatibility fix as a higher capacity EPROM is plugged as originally specified.

Adaptec AHA-1522A Users Guide

Adaptec AHA-1522A Drivers