
TYAN COMPUTER CORPORATION

VL IDE & I/O CONTROLLER

  Data bus:                32-bit, VL-bus

  Size:                    Three/quarter-length, full-height card

  Hard drive supported:    Two IDE (AT) Interface drives

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

[Image]

                              CONNECTIONS

                    Function                           Location

  10-pin serial port (COM1/3/4) - external                CN1

  25-pin parallel port (LPT1/2/3) - external              CN2

  40-pin IDE(AT) Interface connector                      JP4

  34-pin control cable connector - floppy drive           JP6

  10-pin serial port (COM2/3/4) - internal                JP8

  15-pin game port - internal                             JP9

  4-pin connector - Drive active LED                     JP20

                        USER CONFIGURABLE SETTINGS

              Function                    Location            Setting

     Floppy drive enabled                   J1              pins 2 & 3
                                                              closed

      Floppy drive disabled                  J1              pins 1 & 2
                                                              closed

     Hard drive port address is             J2              pins 2 & 3
      1F0-1F7h                                                closed

      Hard drive port address is             J2              pins 1 & 2
      170-177h                                                closed

     Floppy drive booting sequence          J3              pins 2 & 3
      is A:/B:                                                closed

      Floppy drive booting sequence          J3              pins 1 & 2
      is B:/A:                                                closed

     Hard drive enabled                     J4              pins 2 & 3
                                                              closed

      Hard drive disabled                    J4              pins 1 & 2
                                                              closed

     Hard drive port address is             J5              pins 2 & 3
      1F0-1F7, 3F0-3F7h                                       closed

      Hard drive port address is             J5              pins 1 & 2
      170-177, 370-377h                                       closed

                        USER CONFIGURABLE SETTINGS

                Function                     Location         Setting

     Game Port (CN6) enabled                  J12           pins 2 & 3
                                                               closed

      Game Port (CN6) disabled                 J12           pins 1 & 2
                                                               closed

     Local bus clock speed 33 MHz or          J16           pins 2 & 3
      50 MHz                                                   closed

      Local bus clock speed 25 MHz or          J16           pins 1 & 2
      40 MHz                                                   closed

     Single hard drive supported              JP5             closed

      Two hard drives supported                JP5              open

     Parallel port is bi-directional          JP7             closed

      Parallel port is uni-directional         JP7              open

     Hard drive Interrupt IRQ14               JP10            closed
      enabled

      Hard drive Interrupt IRQ14               JP10             open
      disabled

     Serial Port 2 (JP8) Interrupt            JP11            closed
      IRQ3 enabled

      Serial Port 2 (JP8) Interrupt            JP11             open
      IRQ3 disabled

     Serial Port 1 (CN1) Interrupt            JP12            closed
      IRQ4 enabled

      Serial Port 1 (CN1) Interrupt            JP12             open
      IRQ4 disabled

     Floppy drive Interrupt IRQ6              JP13            closed
      enabled

      Floppy drive Interrupt IRQ6              JP13             open
      disabled

                     PARALLEL PORT (CN2) CONFIGURATION

              LPT                       J6                    J7

         LPT1 (378-37Fh)        pins 2 & 3 closed     pins 2 & 3 closed

          LPT2 (278-27Fh)        pins 1 & 2 closed     pins 1 & 2 closed

          LPT3 (3BC-3BEh)        pins 2 & 3 closed     pins 1 & 2 closed

             Disabled            pins 1 & 2 closed     pins 2 & 3 closed

                     SERIAL PORT 1 (CN1) CONFIGURATION

              COM                       J8                    J9

         COM1 (3F8-3FFh)        pins 2 & 3 closed     pins 2 & 3 closed

          COM3 (3E8-3EFh)        pins 1 & 2 closed     pins 1 & 2 closed

          COM4 (2E8-2EFh)        pins 2 & 3 closed     pins 1 & 2 closed

             Disabled            pins 1 & 2 closed     pins 2 & 3 closed

                     SERIAL PORT 2 (JP8) CONFIGURATION

              COM                       J10                   J11

         COM2 (2F8-2FFh)        pins 2 & 3 closed     pins 2 & 3 closed

          COM3 (3E8-3EFh)        pins 2 & 3 closed     pins 1 & 2 closed

          COM4 (2E8-2EFh)        pins 1 & 2 closed     pins 1 & 2 closed

             Disabled            pins 1 & 2 closed     pins 2 & 3 closed

                         HARD DRIVE TIMING OPTION

          Function                     J15                   JP17

     VESA mode enabled         pins 2 & 3 closed            open

      ISA mode enabled          pins 1 & 2 closed           closed

                   PARALLEL PORT (CN2) INTERRUPT REQUEST

             IRQ                      JP14                   JP15

                5                    closed                  open

                7                     open                  closed

            Disabled                 open                   open

    MISCELLANEOUS TECHNICAL NOTES

  Jumpers JP16 & JP18 are not used.

