
EVEREX SYSTEMS, INC.

TEMPO 286/12,16 (EV-1824(C))

Processor         80286
Processor Speed   12/16MHz
Chip Set          Unidentified
Max. Onboard DRAM 4MB
Cache             None
BIOS              Unidentified
Dimensions        330mm x 218mm
I/O Options       Parallel port, serial ports (2)
NPU Options       80287

[Image]

                                CONNECTIONS

  Purpose                  Location   Purpose                    Location

  Serial port 1              J30      Speaker                      J1

  Serial port 2              J31      Front panel connector        J2

  Parallel port              J32

                        USER CONFIGURABLE SETTINGS

               Function                     Jumper           Position

     Serial port 2 IRQ select IRQ3          J79            pins 1 & 2
                                                              closed

      Serial port 2 IRQ select IRQ4          J79            pins 3 & 4
                                                              closed

     Serial port 1 IRQ select IRQ4          J79            pins 7 & 8
                                                              closed

      Serial port 1 IRQ select IRQ3          J79            pins 5 & 6
                                                              closed

     Parallel port IRQ select IRQ7          J79           pins 11 & 12
                                                              closed

      Parallel port IRQ select IRQ5          J79            pins 9 & 10
                                                              closed

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

     512KB        (2) 256K x 9       NONE

      1MB         (2) 256K x 9   (2) 256K x 9

      2MB         (2) 1M x 9         NONE

      4MB         (2) 1M x 9      (2) 1M x 9

                         DRAM JUMPER CONFIGURATION

    Size           W1              W2             W3             W4

    512KB         Open         pins 1 & 2        Open         pins 1 & 2
                                 closed                        closed

     1MB        pins 1 & 2     pins 1 & 2     pins 1 & 2      pins 1 & 2
                 closed          closed         closed         closed

     2MB          Open         pins 1 & 2        Open         pins 1 & 2
                                 closed                        closed

     4MB        pins 1 & 2     pins 1 & 2     pins 1 & 2      pins 1 & 2
                 closed          closed         closed         closed

                   HANDSHAKING CONFIGURATION (SOFTWARE)

     Type                    W5                           W6

      dcd         pins 1 & 2, 4 & 5, 7 & 8,   pins 1 & 2, 4 & 5, 7 & 8, 9
                       9 & 10 closed                  & 10 closed

      ri          pins 1 & 2, 4 & 5, 7 & 8,   pins 1 & 2, 4 & 5, 7 & 8, 9
                       9 & 10 closed                  & 10 closed

      cts         pins 1 & 2, 4 & 5, 7 & 8,   pins 1 & 2, 4 & 5, 7 & 8, 9
                       9 & 10 closed                  & 10 closed

      dsr         pins 1 & 2, 4 & 5, 7 & 8,   pins 1 & 2, 4 & 5, 7 & 8, 9
                       9 & 10 closed                  & 10 closed

                  HANDSHAKING CONFIGURATION (FULL FORCE)

     Type                   W5                            W6

      dcd        pins 2 & 3, 5 & 6, 9 & 9,     pins 2 & 3, 5 & 6, 9 & 9,
                      10 & 11 closed                10 & 11 closed

      ri         pins 2 & 3, 5 & 6, 9 & 9,     pins 2 & 3, 5 & 6, 9 & 9,
                      10 & 11 closed                10 & 11 closed

      cts        pins 2 & 3, 5 & 6, 9 & 9,     pins 2 & 3, 5 & 6, 9 & 9,
                      10 & 11 closed                10 & 11 closed

      dsr        pins 2 & 3, 5 & 6, 9 & 9,     pins 2 & 3, 5 & 6, 9 & 9,
                      10 & 11 closed                10 & 11 closed

                       INTERFACE MODE CONFIGURATION

   Type                  W7                              W8

    DTE     1 & 2, 3 & 4, 5 & 6, 7 & 8, 9   1 & 2, 3 & 4, 5 & 6, 7 & 8, 9
                   & 10 , 11 & 12                  & 10 , 11 & 12

    DCE     1 & 3, 2 & 4, 5 & 7, 6 & 8, 9   1 & 3, 2 & 4, 5 & 7, 6 & 8, 9
                    & 11, 10 & 12                   & 11, 10 & 12

  Note: Pins designated should be in the closed position.

