
DIAMOND FLOWER, INC.

MIO-2050

  Data bus:                  32-bit VL-bus

  Size:                      Three-quarter length, half-height card

  Hard drive supported:      Four IDE(AT) drives

  Floppy drives supported:   Two 360KB, 720KB, 1.2MB, or 1.44MB drives

[Image]

                        CONNECTIONS

                Function                      Location

  40-pin primary IDE(AT) connector               J1

  40-pin secondary IDE(AT) connector             J2

  34-pin cable connector - floppy drive          J3

  16-pin game port                               J4

  10-pin serial port 1 - internal                J5

  10-pin serial port 2 - internal                J6

  25-pin parallel port - external                J7

  2-pin connector - drive active LED             J9

                        USER CONFIGURABLE SETTINGS

              Function                   Location            Setting

     IDE(AT) interface enabled            JP1/A            Pins 2 & 3
                                                              closed

      IDE(AT) interface disabled           JP1/A            Pins 1 & 2
                                                              closed

     VLB speed is 50 MHz                  JP1/C            Pins 2 & 3
                                                              closed

      VLB speed is 33 MHz                  JP1/C            Pins 1 & 2
                                                              closed

     Floppy drive order is normal         JP2/A            Pins 2 & 3
      (A:, B)                                                 closed

      Floppy drive order is                JP2/A            Pins 1 & 2
      reversed (B:, A)                                        closed

     Floppy I/O address is                JP2/B            Pins 2 & 3
      3F0-3F7h                                                closed

      Floppy I/O address is                JP2/B            Pins 1 & 2
      370-377h                                                closed

                  USER CONFIGURABLE SETTINGS (CONTINUED)

               Function                    Location           Setting

     Floppy drive interface enabled         JP2/C           Pins 2 & 3
                                                              closed

      Floppy drive interface disabled        JP2/C           Pins 1 & 2
                                                              closed

     Secondary IDE IOCHRDY signal            JP3              Open
      disabled

      Secondary IDE IOCHRDY signal            JP3             Closed
      enabled

     Primary IDE IOCHRDY signal              JP4             Closed
      enabled

      Primary IDE IOCHRDY signal              JP4              Open
      disabled

     Parallel port is                        JP6             Closed
      uni-directional

      Parallel port is bi-directional         JP6              Open

     Parallel port IRQ 7 select              JP7            Pins 1 & 2
                                                              closed

      Parallel port IRQ 5 select              JP7            Pins 3 & 4
                                                              closed

     Game port enabled                       JP8             Closed

      Game port disabled                      JP8              Open

                            IDE MODE SELECTION

          Setting                    JP1/D                  JP1/E

      Mode 0 / cycle 600ns    Pins 2 & 3 closed      Pins 2 & 3 closed

       Mode 1 / cycle 500ns    Pins 1 & 2 closed      Pins 2 & 3 closed

       Mode 2 / cycle 400ns    Pins 2 & 3 closed      Pins 1 & 2 closed

       Mode 3 / cycle 240ns    Pins 1 & 2 closed      Pins 1 & 2 closed

                         IDE I/O ADDRESS SELECTION

              Setting                     JP1/B               JP9

     IDE I/O address is 170h or        Pins 2 & 3      Pins 1 & 2 closed
      1F0h                               closed

      IDE I/O address is 1F0h           Pins 1 & 2      Pins 2 & 3 closed
      only                               closed

                      PARALLEL PORT ADDRESS SELECTION

             LPT                      JP5/E                  JP5/F

          LPT1 (378h)          Pins 2 & 3 closed      Pins 2 & 3 closed

           LPT2 (278h)          Pins 1 & 2 closed      Pins 1 & 2 closed

           LPT3 (3BCh)          Pins 1 & 2 closed      Pins 2 & 3 closed

             Disabled           Pins 2 & 3 closed      Pins 1 & 2 closed

                      SERIAL PORT 1 ADDRESS SELECTION

             COM                      JP5/A                  JP5/B

          COM1 (3F8h)          Pins 2 & 3 closed      Pins 2 & 3 closed

           COM3 (3E8h)          Pins 1 & 2 closed      Pins 1 & 2 closed

             Disabled           Pins 1 & 2 closed      Pins 2 & 3 closed

                      SERIAL PORT 2 ADDRESS SELECTION

             COM                      JP5/C                  JP5/D

          COM2 (2F8h)          Pins 2 & 3 closed      Pins 2 & 3 closed

           COM4 (2E8h)          Pins 1 & 2 closed      Pins 1 & 2 closed

             Disabled           Pins 1 & 2 closed      Pins 2 & 3 closed

                        PARALLEL PORT IRQ SELECTION

         Setting              JP7/pins 1 & 2          JP7/pins 3 & 4

     IRQ 7                 Pins 2 & 3 closed        Pins 1 & 2 closed

      IRQ 5                 Pins 1 & 2 closed        Pins 2 & 3 closed

