User manual

B-20 E6198B Switch/Load Unit User Manual
B Register Definitions
whenever the registers controlling the respective relays are
written to or the card is reset. The card remains in the busy
state until the timer has timed out.
• Read Only
• Undefined bits readback as all 1s
• BUSY~: 0 = Busy, 1 = Ready
Load Select 1-8 (W) Base + 3
h
This register controls the Load Select switch armature relays for
channels 1-8. The register uses positive logic: 1 = closed. Writing
to this register starts the relay timer.
• Write Only
• State: 1 = closed, 0 = open
• Power On/Reset State = 0
Load Select 9-16 (W) Base + 4
h
This register controls the Load Select switch armature relays for
channels 9-16. The register uses positive logic: 1 = closed.
Writing to this register starts the relay timer.
• Write Only
Bit 7-1 0
Purpose
Undefined BUSY~
Setting all 1s state
Bit 76543210
Purpose
K16
CH 8
K14
CH 7
K12
CH 6
K10
CH 5
K8
CH 4
K6
CH 3
K4
CH 2
K2
CH 1
Setting state state state state state state state state
Bit 76543210
Purpose
K32
CH 16
K30
CH 15
K28
CH 14
K26
CH 13
K24
CH 12
K22
CH 11
K20
CH 10
K18
CH 9
Setting state state stat state state state state state