Emerson MVME55006E manual System Control and Status Registers, Sources of Reset, VME Interface

System Control and Status Registers Functional Description

2.12System Control and Status Registers

The MVME5500 CPU board contains System Control and Status Registers mapped into Bank 1 of the GT-64260B device bus interface. Refer for the MMVE5500 Single-Board Computer Programmer’s Reference Guide for details.

2.13Sources of Reset

The sources of reset on the MVME5500 are the following:

zPower-up

zAbort/Reset Switch

zNVRAM Watchdog Timer

zGT-64260B Watchdog Timer

zSystem Control register bit

zVME Bus Reset

2.14VME Interface

The MVME5500 provides a Universe II controller for the VMEbus interface.

2.15PMC Expansion

The MVME5500 provides a PMC expansion connector to add more PMC interfaces than the two on the MVME5500 board. The connector is a Mictor AMP 767096-3 connector.

2.16Debug Support

The MVME5500 provides a boundary scan header (J18) and a COP (Riscwatch) header for debug capability.

MVME55006E Single-Board Computer Installation and Use (6806800A37D) 45