Summary of Features
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All boards are available with 128KB of SRAM (with battery backup);
time-of-day clock (with battery backup); an Ethernet transceiver interface;
four serial ports with EIA-232-D DTE interface; bidirectional parallel
port; four tick timers with watchdog timer(s); two EPROM sockets; Flash
memory; SCSI bus interface with DMA; and a VMEbus interface (local
bus to VMEbus/VMEbus to local bus, with A16/A24/A32, D8/D16/D32
bus widths and a VMEbus system controller).
I/O Implementation
Input/Output (I/O) signals on the MVME177P are routed to the VMEbus
P2 connector. The main board is connected through a P2/LCP2 adapter
board and cables to the transition board. The MVME177P supports the
MVME712B and MVME712M transition boards. It also accommodates
older MVME712 series transition modules, which provide configuration
headers, serial port drivers, and industry-standard connectors for various
I/O devices.
ASICs
The following ASICs are used on the MVME177P:
❏
VMEchip2 ASIC (VMEbus interface). Provides two tick timers, a
watchdog timer, programmable map decoders for the master and
slave interfaces, and a VMEbus to/from local bus DMA controller
as well as a VMEbus to/from local bus non-DMA programmed
access interface, a VMEbus interrupter, a VMEbus system
controller, a VMEbus interrupt handler, and a VMEbus requester.
Processor-to-VMEbus transfers are D8, D16, or D32. VMEchip2
DMA transfers to the VMEbus, however, are D16, D32, D16/BLT,
D32/BLT, or D64/MBLT.
❏
Petra ASIC. Supplants the MCECC chip used on previous versions
of the MVME177; provides an ECC DRAM emulation.
❏
PCCchip2 ASIC. Provides an eight-bit bidirectional parallel port.
Summary of Contents for MVME177P
Page 1: ...MVME177P Single Board Computer Installation and Use V177PA IH1 Edition of October 2000 ...
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Page 34: ...1 16 Computer Group Literature Center Web Site Hardware Preparation and Installation 1 ...
Page 48: ...2 14 Computer Group Literature Center Web Site Startup and Operation 2 ...
Page 92: ...C 2 Computer Group Literature Center Web Site Network Controller Data C ...
Page 98: ...D 6 Computer Group Literature Center Web Site Disk Tape Controller Data D ...
Page 108: ...Index IN 6 Computer Group Literature Center Web Site I N D E X ...