Abort Switch (S1); Figure 2-1. Ppcbug System - Motorola MVME2603-1121A Installation And Use Manual

Applying Power
2

ABORT Switch (S1)

2-2
INITIALIZATION
RUN SELFTESTS
Figure 2-1. PPCBug System Startup
The MVME2603/2604 front panel has
and six LED (light-emitting diode) status indicators (
, , ). The switches and LEDs are mounted on an LED
PCI FUS SYS
mezzanine board that plugs into the base board.
When activated by software, the
interrupt signal from the base board to the processor at a user-
programmable level. The interrupt is normally used to abort
program execution and return control to the debugger firmware
located in the MVME2603/2604 ROM and Flash memory. The
interrupt signal reaches the processor module via ISA bus interrupt
STARTUP
SYSTEM
CONSOLE
DETECTION
(IF ENABLED)
AUTOBOOT
(IF ENABLED)
OPERATING
SYSTEM
11734.00 9702
ABORT
switch can generate an
ABORT
and switches
RESET
, ,
CHS BFL CPU
,