User's Manual

PMAC VME Hardware Reference Manual
PMAC VME E-Point Descriptions 1
PMAC VME E-POINT DESCRIPTIONS
PMAC VME Bottom Board
E Point and
Physical Layout
Location Description Default
E0
B5 For future use. No jumper
E1 - E2: Machine Output Supply Voltage Configure
E Point and
Physical Layout
Location Description Default
CAUTION:
The jumper settings for both E1 and E2 must match the type of driver IC, or
damage to the IC will result.
E1
A5 Jump pin 1 to 2 to apply +V (+5V to 24V)
to pin 11 of U33 (should be ULN2803A
for sink output configuration) JOPTO
Machine outputs M01-M08.
Jump pin 2 to 3 to apply GND to pin 11 of
U33 (should be UDN2981A for source
output configuration).
1-2 Jumper
installed
E2
A5 Jump pin 1 to 2 to apply GND to pin 10 of
U33 (should be ULN2803A for sink
output configuration).
Jump pin 2 to 3 to apply +V (+5V to 24V)
to pin 10 of U33 (should be UDN2981A
for source output configuration).
1-2 Jumper
installed