Delta Tau Universal PMAC Lite, Hardware Reference Manual

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Universal PMAC Lite
PMAC Lite E-Point Descriptions 21
E24 - E27: Encoder Single-Ended/Differential Control
E Point and
Physical Layout
Location Description Default
E24 H2 ENC 4 through 1:
Jump pin 1 to 2 to tie complementary
encoder inputs to 2.5V.
1-2 Jumper installed
for E24 - E27.
E25
H2 Jump pin 2 to 3 to tie complementary
encoder inputs to 5V.
For no encoder connection: Jump pin 1 to
2.
E24: ENC 4
E25: ENC 3
E26: ENC 2
E27: ENC 1
E26 H2 For single-ended encoders: Jump pin 1 to
2.
For differential line-driver encoders: Do
not care.
E27
H2 For complementary open-collector
encoders: Jump pin 2 to 3.
E28: Following Error/Watchdog Timer Signal Control
E Point and
Physical Layout
Location Description Default
E28 E3 Jump pin 1 to 2 to allow warning following
error (Ix12) for the selected coordinate
system to control FEFCO/ on J8-57.
Jump pin 2 to 3 to cause Watchdog timer
output to control FEFCO/.
Low True output in either case.
2-3 Jumper installed