ix
Parallel Port ...............................................................................................3-10
Disk Drive Controller................................................................................3-11
Keyboard and Mouse Interface..................................................................3-11
PCI-ISA Bridge (PIB) Controller.....................................................................3-12
Real-Time Clock/NVRAM/Timer Function.....................................................3-13
About the Battery.......................................................................................3-13
Programmable Timers.......................................................................................3-14
Interval Timers ..........................................................................................3-14
16-Bit Timers.............................................................................................3-15
Serial Communications Interface......................................................................3-15
Z8536 CIO Device.....................................................................................3-16
Base Module Feature Register..........................................................................3-16
P2 Signal Multiplexing.....................................................................................3-17
ABORT Switch (S1).........................................................................................3-18
RESET Switch (S2)..........................................................................................3-19
Front Panel Indicators (DS1 – DS6).................................................................3-20
Polyswitches (Resettable Fuses).......................................................................3-21
I/O Power...................................................................................................3-21
Speaker Control................................................................................................3-22
MPC750 Processor ...........................................................................................3-22
Flash Memory............................................................................................3-22
RAM200 Memory Module...............................................................................3-23
MVME712M Transition Module......................................................................3-24
MVME761 Transition Module.........................................................................3-25
Serial Interface Modules............................................................................3-26
CHAPTER 4 Connector Pin Assignments
MVME2700 Connectors............................................................................................4-1
Common Connectors .................................................................................................4-2
LED Mezzanine Connector (J1).........................................................................4-2
Debug Connector (J2).........................................................................................4-3
Floppy/LED Connector (J3) ...............................................................................4-7
PCI Expansion Connector (J4) ...........................................................................4-8
Keyboard and Mouse Connectors (J5, J7)........................................................4-10
DRAM Mezzanine Connector (J6)...................................................................4-11
RISCwatch Connector (J8)...............................................................................4-14
PCI Mezzanine Card Connectors (J11-J14)......................................................4-15
P1 and P2 Connectors.......................................................................................4-18
MVME712M-Compatible Versions.........................................................................4-19
VMEbus Connector P2.....................................................................................4-19