187Bug Firmware; Features - Motorola MVME187 Installation Manual

Board Level Hardware Description

187Bug Firmware

2

Features

2-4
The MVME187Bug debug monitor firmware (187Bug) is provided
in two of the four EPROM sockets on the MVME187.
It provides:
Over 50 debug commands
Up/down load commands
Disk bootstrap load commands
A full set of onboard diagnostics
A one-line assembler/disassembler
The 187Bug user interface accepts commands from the system
console terminal.
187Bug can also operate in a System Mode, which includes choices
from a service menu.
M88000 Microprocessor (one MC88100 MPU and two
MC88200 or MC88204 CMMUs)
4/8/16/32/64MB of 32-bit DRAM with parity or
4/8/16/32/64/128/256MB of 32-bit DRAM with ECC
protection
Four 44-pin PLCC ROM sockets (organized as two banks of
32 bits)
128KB Static RAM (with optional battery backup as a factory
build special request)
Status LEDs for
power), , and
SCSI
8K by 8 static RAM and time of day clock with battery backup
, , ,
FAIL STAT RUN SCON
.
VME
, , (LAN
LAN +12V