Agilent Technologies E6198B User Manual page 300

B
Register Definitions
B-84
Digital Output (W) Base + 4
Writing to the Digital Output register sets the output value of
the custom card ccSpare_DigOut[0]- ccSpare_DigOut[7] signals.
The outputs of ccSpare_DigOut[x] are open drain with a light
pull-up (100 k ohm).
Bits 7 6
Write Dout Dout
7 6
Writing a 1 sets the output of a open collector driver on
(meaning that the output voltage is pulled low):
ccSpare_DigOut[x] Driver state
1
0
The reset state of this register is 0
can be used for general-purpose relay, lamp and solenoid drive
requirements.
h
5 4 3
Dout Dout Dout
5 4 3
Nominal output value
on 0 volts
off +5 Volts or pull up value
(all outputs off). This output
h
E6198B Switch/Load Unit User Manual
2 1 0
Dout Dout Dout
2 1 0