User manual

Register Definitions B
E6198B Switch/Load Unit User Manual B-55
• Write Only
• State:
1 = closed
0 = open
• Power On/Reset State = 0
Power Select 1-16 (W) Base + 12
h
This register controls the Pull Up/Down Power Select armature
relays for channels 1-16. Each bit controls power shared by two
channels. These relays are Form C and the register uses positive
logic: 1 = NO shorted to COM, NC is open; 0 = NC shorted to
COM, NO is open. The power buses selected are determined by
how the card is configured. Writing to this register starts the
relay timer.
• Write Only
• State: 1 = NO, shorted to Pwr node
• State: 0 = NC, shorted to Pwr node
• Power On/Reset State = 0 (all channels connected to NC)
Power Select 17-32 (W) Base + 13
h
This register controls the Pull Up/Down Power Select armature
relays for channels 17-32. Each bit controls power shared by two
channels. These relays are Form C and the register uses positive
logic: 1 = NO shorted to COM, NC is open; 0 = NC shorted to
COM, NO is open. The power buses selected are determined by
how the card is configured. Writing to this register starts the
relay timer.
• Write Only
Bit 76543 210
Purpose
Pwr15-16 Pwr13-14 Pwr11-12 Pwr9-10 Pwr7-8 Pwr5-6 Pwr3-4 Pwr1-2
Setting state state state state state state state state
Bit 76543 210
Purpose
Pwr31-32 Pwr29-30 Pwr27-28 Pwr25-26 Pwr23-24 Pwr21-22 Pwr19-20 Pwr17-18
Setting state state state state state state state state