(TXT) View Source
       
       # GESPAC
       
          GESSIO-12
       
          Card Type           Serial controller                          
          I/O Options         serial ports (4)                           
          Data Bus            Proprietary                                
          Card Size           Half-length, half-height card              
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |        Function        | Label |     Function      | Label |
          |------------------------+-------+-------------------+-------|
          | G-64/G-96 bus          |  P1   | DUART 2 channel A |  P4   |
          | interface              |       |                   |       |
          |------------------------+-------+-------------------+-------|
          | DUART 1 channel A      |  P2   | DUART 2 channel B |  P5   |
          |------------------------+-------+-------------------+-------|
          | DUART 1 channel B      |  P3   |                   |       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |                Function                 | Label | Position |
          |-----------------------------------------+-------+----------|
          | Single level of vectored interrupt      | J2/A  |  Closed  |
          |-----------------------------------------+-------+----------|
          | Multi level of vectored interrupt       | J2/A  |   Open   |
          |-----------------------------------------+-------+----------|
          | IPL0 MSB-interrupt priority level       | J2/B  |  Closed  |
          | enabled                                 |       |          |
          |-----------------------------------------+-------+----------|
          | IPL0 MSB-interrupt priority level       | J2/B  |   Open   |
          | disabled                                |       |          |
          |-----------------------------------------+-------+----------|
          | IPL1 MSB-interrupt priority level       | J2/C  |  Closed  |
          | enabled                                 |       |          |
          |-----------------------------------------+-------+----------|
          | IPL1 MSB-interrupt priority level       | J2/C  |   Open   |
          | disabled                                |       |          |
          |-----------------------------------------+-------+----------|
          | IPL2 LSB-interrupt priority level       | J2/D  |  Closed  |
          | enabled                                 |       |          |
          |-----------------------------------------+-------+----------|
          | IPL2 LSB-interrupt priority level       | J2/D  |   Open   |
          | disabled                                |       |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     ADDRESS SELECTION                      |
          |------------------------------------------------------------|
          |Address |  J4/A  |  J4/B  |  J4/C  |  J4/D  | J4/E  | J4/F  |
          |--------+--------+--------+--------+--------+-------+-------|
          |   A4   |  Open  |  Open  |  Open  |  Open  | Open  |Closed |
          |--------+--------+--------+--------+--------+-------+-------|
          |   A5   |  Open  |  Open  |  Open  |  Open  |Closed | Open  |
          |--------+--------+--------+--------+--------+-------+-------|
          |   A6   |  Open  |  Open  |  Open  | Closed | Open  | Open  |
          |--------+--------+--------+--------+--------+-------+-------|
          |   A7   |  Open  |  Open  | Closed |  Open  | Open  | Open  |
          |--------+--------+--------+--------+--------+-------+-------|
          |   A8   |  Open  | Closed |  Open  |  Open  | Open  | Open  |
          |--------+--------+--------+--------+--------+-------+-------|
          |   A9   | Closed |  Open  |  Open  |  Open  | Open  | Open  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    INTERRUPT SELECTION                     |
          |------------------------------------------------------------|
          | IRQ  |  J3/A  |  J3/B  |  J3/C  |  J3/D  |  J3/E  |  J3/F  |
          |------+--------+--------+--------+--------+--------+--------|
          |  1   |  Open  |  Open  |  Open  |  Open  | Closed |  Open  |
          |------+--------+--------+--------+--------+--------+--------|
          |  2   |  Open  |  Open  |  Open  | Closed |  Open  |  Open  |
          |------+--------+--------+--------+--------+--------+--------|
          |  3   |  Open  |  Open  | Closed |  Open  |  Open  |  Open  |
          |------+--------+--------+--------+--------+--------+--------|
          |  4   |  Open  | Closed |  Open  |  Open  |  Open  |  Open  |
          |------+--------+--------+--------+--------+--------+--------|
          |  5   | Closed |  Open  |  Open  |  Open  |  Open  |  Open  |
          |------+--------+--------+--------+--------+--------+--------|
          | NMI  |  Open  |  Open  |  Open  |  Open  |  Open  | Closed |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     INTERRUPT PRIORITY                     |
          |------------------------------------------------------------|
          |         Priority          |     J1/A      |      J1/B      |
          |---------------------------+---------------+----------------|
          | DUART 1 high; DUART 2 low |     Open      |     Closed     |
          |---------------------------+---------------+----------------|
          | DUART 1 low; DUART 2 high |     Open      |      Open      |
          +------------------------------------------------------------+