
GENOA SYSTEMS CORPORATION

P100-I/O

Processor                  Pentium
Processor Speed            75/90/100MHz
Chip Set                   Intel
Video Chip Set             None
Maximum Onboard Memory     192MB
Maximum Video Memory       None
Cache                      256KB
BIOS                       Award
Dimensions                 330mm x 218mm
I/O Options                32-bit PCI slots (4), floppy drive interface,
                           IDE interfaces (2), parallel port, PS/2 mouse
                           port, serial ports (2)
NPU Options                None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  PS/2 mouse port            CN3       Floppy drive               CN10
                                       interface

  IDE interface 1            CN5       Reset switch                J7

  IDE interface 2            CN6       Power LED & keylock        J10

  Parallel port              CN7       Speaker                    J11

  Serial port 1              CN8       IDE interface LED          JP1

  Serial port 2              CN9       32-bit PCI slots         PC1  PC4

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     CMOS memory normal operation             J3              Open

      CMOS memory clear                        J3             Closed

     CPU pipeline mode enabled                J5             Closed

      CPU pipeline mode disabled               J5              Open

     Cache write select write back            J6              Open

      Cache write select write through         J6             Closed

     CPU bus frequency open                  J12           Pins 2 & 3
                                                              closed

      CPU bus frequency short                 J12           Pins 1 & 2
                                                              closed

     Parallel port output enabled            JN2           Pins 1 & 2
                                                              closed

      Parallel port output disabled           JN2           Pins 2 & 3
                                                              closed

     Parallel port direction select          JN3           Pins 2 & 3
      input                                                   closed

      Parallel port direction select          JN3           Pins 1 & 2
      output                                                  closed

     Password disabled                       JP3              Open

      Password enabled                        JP3             Closed

                        DRAM CONFIGURATION

      Size            Bank 0           Bank 1          Bank 2

       2MB        (2) 256K x 36         None            None

       4MB        (2) 256K x 36    (2) 256K x 36        None

       6MB        (2) 256K x 36    (2) 256K x 36    (2) 256K x 36

       8MB         (2) 1M x 36          None            None

      10MB         (2) 1M x 36     (2) 256K x 36        None

      12MB         (2) 1M x 36     (2) 256K x 36    (2) 256K x 36

      16MB         (2) 1M x 36      (2) 1M x 36         None

      18MB         (2) 1M x 36      (2) 1M x 36     (2) 256K x 36

      24MB         (2) 1M x 36      (2) 1M x 36      (2) 1M x 36

      32MB         (2) 4M x 36          None            None

      34MB         (2) 4M x 36     (2) 256K x 36        None

      36MB         (2) 4M x 36     (2) 256K x 36    (2) 256K x 36

      40MB         (2) 4M x 36      (2) 1M x 36         None

      42MB         (2) 4M x 36      (2) 1M x 36     (2) 256K x 36

      48MB         (2) 4M x 36      (2) 1M x 36      (2) 1M x 36

      64MB         (2) 4M x 36      (2) 4M x 36         None

                        DRAM CONFIGURATION

      Size            Bank 0           Bank 1          Bank 2

      64MB         (2) 8M x 36          None            None

      66MB         (2) 4M x 36      (2) 4M x 36     (2) 256K x 36

      66MB         (2) 8M x 36     (2) 256K x 36        None

      68MB         (2) 8M x 36     (2) 256K x 36    (2) 256K x 36

      72MB         (2) 4M x 36      (2) 4M x 36      (2) 1M x 36

      72MB         (2) 8M x 36      (2) 1M x 36         None

      74MB         (2) 8M x 36      (2) 1M x 36     (2) 256K x 36

      80MB         (2) 8M x 36      (2) 1M x 36      (2) 1M x 36

      96MB         (2) 4M x 36      (2) 4M x 36      (2) 4M x 36

      96MB         (2) 8M x 36      (2) 4M x 36         None

      98MB         (2) 8M x 36      (2) 4M x 36     (2) 256K x 36

      104MB        (2) 8M x 36      (2) 4M x 36      (2) 1M x 36

      128MB        (2) 8M x 36      (2) 4M x 36      (2) 4M x 36

      128MB        (2) 8M x 36      (2) 8M x 36         None

      130MB        (2) 8M x 36      (2) 8M x 36     (2) 256K x 36

      136MB        (2) 8M x 36      (2) 8M x 36      (2) 1M x 36

      160MB        (2) 8M x 36      (2) 8M x 36      (2) 4M x 36

      192MB        (2) 8M x 36      (2) 8M x 36      (2) 8M x 36

                  CACHE CONFIGURATION

  Note: Board is factory installed with 256KB cache.

                           DMA CHANNEL SELECTION

         Channel                   JN4                      JN5

              1             Pins 2 & 3 closed        Pins 2 & 3 closed

             3             Pins 1 & 2 closed        Pins 1 & 2 closed

                        BASE I/O ADDRESS SELECTION

       Base address             Data address                 JN1

             26EH                   26FH              Pins 1 & 2 closed

            398H                   399H              Pins 2 & 3 closed

                            PCI IRQ14 SELECTION

                    Setting                                 J2

            No PCI IDE card installed                     Open

         PCI IDE card with TEKRAM DC-690B or        Pins 1 & 2 closed
                 ATRONICS IDE-2015P

           PCI IDE card with CMD CS6400C            Pins 2 & 3 closed

