B-50 E6198B Switch/Load Unit User Manual
B Register Definitions
The default read back is FF
h
, but you can pull down bits to zero
as required to create a configuration byte unique to the loads
installed.
• Read Only
• Lower nibble (bits 0-3) = #1 upper card (MC3U.0-MC3U.3)
• Upper nibble (bits 4-7) = #1 lower card (MC3L.0-MC3L.3)
• Power On/Reset State = 1
Load Select 1-4 (W) Base + 6
h
This register controls the power selection relays for channels 1
through 4 with two possible loads on each channel.
• Write Only
• State:
1 = closed
0 = open
• Power On/Reset State = 0
Load Select 5-8 (W) Base + 7
h
This register controls the power selection relays for channels 5
through 8 with two possible loads on each channel.
• Write Only
• State:
Bit 76543210
Purpose
MC3L.3 MC3L.2 MC3L.1 MC3L.0 MC3U.3 MC3U.2 MC3U.1 MC3U.0
Setting state state state state state state state state
Bit 76543 210
Purpose
Chan4.2 Chan4.1 Chan3.2 Chan3.1 Chan2.2 Chan2.1 Chan1.2 Chan1.1
Setting state state state state state state state state
Bit 76543 210
Purpose
Chan8.4 Chan8.3 Chan7.2 Chan7.1 Chan6.2 Chan6.1 Chan5.2 Chan5.1
Setting state state state state state state state state
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