UNIDENTIFIED

MIO-AT

Data bus:                16-bit, ISA
Size:                    Three/quarter-length, full-height card
Hard drive supported:    Two IDE(AT) interface drives
Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB drives

[Image]

                      CONNECTIONS

               Function                   Location

  10-pin serial port 2 - internal           CN1

  9-pin serial port 1 - external            CN2

  25-pin parallel port - external           CN3

  40-pin IDE(AT) connector                  CN4

  34-pin floppy drive connector             CN5

  4-pin connector - drive active LED         J1

                        USER CONFIGURABLE SETTINGS

                 Function                     Location         Setting

  IRQ14 delayed                            J2/pins 1 & 2       Closed

  IRQ14 fixed drive                        J2/pins 2 & 3       Closed

  Note: J3 enabled/disabled IOCHRDY signal - setting is unidentified.

                        SERIAL PORTS CONFIGURATION

    Port 1       Port 2         J4         J5          J19         J21

  COM1(3F8h)   COM2(2F8h)      Open      Closed      Closed      Closed

  COM3(3E8h)   COM4(2E8h)     Closed      Open       Closed      Closed

   Disabled      Enabled       N/A         N/A        Open       Closed

   Enabled      Disabled       N/A         N/A       Closed       Open

   Disabled     Disabled       N/A         N/A        Open        Open



                        PARALLEL PORT CONFIGURATION

       LPT            J17            J18           J20           J22

      LPT2           Closed         Open         Closed          Open

      LPT3            Open         Closed         Open          Closed

  LPT2 disabled       N/A            N/A          Open           N/A

  LPT3 disabled       N/A            N/A           N/A           Open

                     SERIAL PORT 1 INTERRUPT SELECTION

      IRQ           J13            J14            J15            J16

  »      4          Open         Closed          Open           Open

         2          Open          Open           Open          Closed

         3          Open          Open          Closed          Open

         5         Closed         Open           Open           Open

                     SERIAL PORT 2 INTERRUPT SELECTION

      IRQ            J9            J10            J11            J12

  »      3          Open         Closed          Open           Open

         2         Closed         Open           Open           Open

         4          Open          Open          Closed          Open

         5          Open          Open           Open          Closed

                     PARALLEL PORT INTERRUPT SELECTION

       IRQ                J6                 J7                 J8

  »        5             Open              Closed              Open

           2             Open               Open              Closed

           7            Closed              Open               Open