Motorola MVME1X7P - Manual (Page 7)

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Contents
About This Manual
Overview of Contents ...............................................................................................xxii
Comments and Suggestions ......................................................................................xxii
Conventions Used in This Manual...........................................................................xxiii
CHAPTER 1 Programming Issues
Introduction ................................................................................................................1-1
The Petra ASIC and Second-Generation MVME1X7 Boards............................1-1
Features ...............................................................................................................1-3
Applicable Industry Standards............................................................................1-4
Block Diagram ....................................................................................................1-4
Programming Interfaces .............................................................................................1-7
MC680X0 MPU..................................................................................................1-7
Data Bus Structure ..............................................................................................1-7
EEPROMs on the MVME1X7P .........................................................................1-8
MVME167...................................................................................................1-8
MVME177...................................................................................................1-9
Flash Memory on the MVME177.......................................................................1-9
SRAM ...............................................................................................................1-10
Onboard SDRAM .............................................................................................1-11
Battery-Backed-Up RAM and Clock................................................................1-12
VMEbus Interface.............................................................................................1-12
I/O Interfaces ....................................................................................................1-12
Serial Port Interface ...................................................................................1-13
Parallel (Printer) Interface .........................................................................1-14
Ethernet Interface ......................................................................................1-15
SCSI Interface............................................................................................1-16
Local Resources ................................................................................................1-16
Programmable Tick Timers .......................................................................1-16
Watchdog Timer ........................................................................................1-17
Software-Programmable Hardware Interrupts...........................................1-17
Local Bus Timeout ....................................................................................1-17