Company
Elaborate Bytes / BSC, Germany
Date
1990
Amiga
A2000, A3000, A4000
Interface
Zorro II
Autoconfig ID
2046 / 3
2049 / 3
2092 / 3
    SCSI 2 controller
  • NCR 53C94 @ 25 MHz
  • does not use DMA but interrupt driven programmed I/O
  • 50 pin internal SCSI connector
  • DB25 external SCSI connector for both snap-in and screw-in connectors
  • place for a 3.5" hard disk on the card
  • autoboot ROM - autobooting requires at least Kickstart 1.3
  • RDB compatible
    two-ROM version (ALF 232C)
  • designed by Elaborate Bytes
  • after developing this card, Elaborate Bytes sold their entire hardware product range to BSC
  • jumper settings:
    • JumperConfigurationSetting
      J1KickstartON - Kickstart 1.2, OFF - Kickstart >= 1.3
      J2DeactivationDisable Controller
      J3-J5SCSI IDSet SCSI ID
      ON ON ON - 0
      ON ON OFF - 1
      ...
      OFF OFF OFF - 7
      J6ParityON - No Parity Check, OFF - Parity Check
      J7LUNON - No LUN Control, OFF - LUN Control
      J8Disconnect/ReconnectON - No Disconnect/Reconnect allowed, OFF - Disconnect/Reconnect allowed
      J9, J10Login ScreenON ON - Login Screen disabled
      ON OFF - Login Screen by pressing F1
      OFF ON - Login Screen after every reset
      OFF OFF - Login Screen when no password is set (power up) or by pressing F1
      J11InterruptON - INT2, OFF - INT6
      J12Reset LevelON - Delete all control registers upon reset (test purposes)
      J13Bus TerminationON - 5V on Termination Power Line
    one-ROM version (Oktagon 2000)
  • designed by BSC
  • an Oktagon 2008 without RAM expansion
Elaborate Bytes / BSC A.L.F. 3 - Elaborate Bytes ALF 232C  front side
Elaborate Bytes ALF 232C, front side
Elaborate Bytes / BSC A.L.F. 3 - BSC A.L.F. 3  front side
BSC A.L.F. 3, front side
Elaborate Bytes / BSC A.L.F. 3 - BSC A.L.F. 3  back side
BSC A.L.F. 3, back side
Elaborate Bytes / BSC A.L.F. 3 - Elaborate Bytes ALF 232C  back side
Elaborate Bytes ALF 232C, back side
Elaborate Bytes / BSC A.L.F. 3 - BSC A.L.F. 3 (Oktagon 2000)  front side
BSC A.L.F. 3 (Oktagon 2000), front side
Elaborate Bytes / BSC A.L.F. 3 - BSC A.L.F. 3 (Oktagon 2000)  back side
BSC A.L.F. 3 (Oktagon 2000), back side

Advert (DE)
1990-11

Advert (DE)
1991-03