Register Definitions B
E6198B Switch/Load Unit User Manual B-83
Agilent E8794A Custom Card Register Definitions
Card Type (R) Base + 0
h
The Custom Card always returns a card type of 20
10
(14
h
).
Configuration (R) Base + 1
h
Configuration registers are programmable by the user and may
be used to identify what version of custom card is installed.
Default is pull high (return FF
h
). Use switch S201 to set value
configuration.
Control register (W) Base + 2
h
Writing a 1 to bit seven generates a reset pulse (duration ~ 250
nS) which you can use to reset on-board circuitry. The reset
pulse is self-clearing.
Digital Input (R) Base + 3
h
Digital Input is a direct read-back of the logic state present on
custom card input lines ccSpare_DigIn[0]- ccSpare_DigIn[7].
Bits 76543210
Read
00010100
Bits76543210
Read
C
7
C
6
C
5
C
4
C
3
C
2
C
1
C
0
Bits76543210
Write
Reset Not Used Not Used Not Used Not Used Not Used Not Used Not Used
Bits76543210
Read
Din
7
Din
6
Din
5
Din
4
Din
3
Din
2
Din
1
Din
0
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