
SONY CORPORATION

CDB-200, CDB-220, CDB-230

Card Type               CD-ROM host card
Chip Set                Unidentified
Maximum Onboard Memory  None
I/O Options             Host bus connector (2)
Data Bus                8-bit ISA
Floppy drives supported None

[Image]

                                CONNECTIONS

          Function            Label            Function            Label

  Internal host bus            CN1     External host bus            CN2
  connector                            connector

                        BASE I/O ADDRESS SELECTION

  Setting   SW1/1   SW1/2   SW1/3   SW1/4   SW1/5   SW1/6   SW1/7   SW1/8

      000h   On      On      On      On      On      On      On      On

      004h   Off     On      On      On      On      On      On      On

      008h   On      Off     On      On      On      On      On      On

      00Ch   Off     Off     On      On      On      On      On      On

      010h   On      On      Off     On      On      On      On      On

     340h   On      On      On      On     Off      On     Off     Off

      3ECh   Off     Off     On      Off    Off     Off     Off     Off

      3F0h   On      On      Off     Off    Off     Off     Off     Off

      3F4h   Off     On      Off     Off    Off     Off     Off     Off

      3F8h   On      Off     Off     Off    Off     Off     Off     Off

      3FCh   Off     Off     Off     Off    Off     Off     Off     Off

            Note:A total of 256 base address settings are available. The
            switches are a binary representation of the decimal memory
            addresses. SW1/8 is the Most Significant Bit and switch SW1/1
            is the Least Significant Bit. The switches have the following
            decimal values: SW1/8=512, SW1/7=256, SW1/6=128, SW1/5=64,
            SW1/4=32, SW1/3=16, SW1/2=8, SW1/1=4. Turn off the switches
            and add the values of the switches to obtain the correct
            memory address. (Off=1, On=0)

                            INTERRUPT SELECTION

     IRQ        SW2/1     SW2/2     SW2/3     SW2/4     SW2/5      SW2/6

        2        On        Off       Off       Off       Off        Off

        4        Off       On        Off       Off       Off        Off

        5        Off       Off       On        Off       Off        Off

        6        Off       Off       Off        On       Off        Off

      None      Off       Off       Off       Off       Off        Off

                           DMA CHANNEL SELECTION

   Channel      SW3/1     SW3/2     SW3/3     SW3/4     SW3/5      SW3/6

        1        On        Off       Off        On       Off        Off

        2        Off       On        Off       Off        On        Off

        3        Off       Off       On        Off       Off        On

      None      Off       Off       Off       Off       Off        Off

