Emerson Motorola MVME197LE User Manual Download

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Processor Bus Memory Map .......................................................................... 3-2

Detailed I/O Memory Maps.......................................................................3-5
BBRAM, TOD Clock Memory Map .........................................................3-19

VMEbus Memory Map .....................................................................................3-20

VMEbus Accesses to the Local Peripheral Bus ......................................3-20
VMEbus Short I/O Memory Map............................................................3-20

Software Initialization ..............................................................................................3-21

Multi-MPU Programming Considerations ....................................................3-21
Local Reset Operation .......................................................................................3-21

CHAPTER 4

FUNCTIONAL DESCRIPTION

Introduction .................................................................................................................4-1
MVME197LE Functional Description ......................................................................4-1

Data Bus Structure...............................................................................................4-1
MC88110 MPU .....................................................................................................4-1
BOOT ROM ..........................................................................................................4-3
FLASH Memory...................................................................................................4-3
Onboard DRAM...................................................................................................4-3
Battery Backup RAM and Clock .......................................................................4-3
VMEbus Interface ................................................................................................4-4
I/O Interfaces .......................................................................................................4-4

Serial Port Interface......................................................................................4-4
Printer Interface ............................................................................................4-5
Ethernet Interface .........................................................................................4-5
SCSI Interface ................................................................................................4-6
SCSI Termination .........................................................................................4-6

Peripheral Resources...........................................................................................4-6

Programmable Tick Timers ........................................................................4-6
Watchdog Timer...........................................................................................4-7
Software-Programmable Hardware Interrupts .......................................4-7
Processor Bus Timeout ................................................................................4-7
Local Peripheral Bus Timeout ....................................................................4-7

Interrupt Sources .................................................................................................4-7

APPENDIX A

EIA-232-D INTERCONNECTIONS

...............................................A-1