
Si2400
52
Rev. 1.3
Reset settings = 0100_1000b (0x48)
Reset settings = 0100_0000b (0x40)
S11 (ONHI). On-Hook Intrusion
Bit
D7D6D5
D4
D3D2
D1
D0
Name
DVL
AVL
Type
R/W
Bit
Name
Function
7:5
DVL
Differential Voltage Level.
Differential voltage level to detect intrusion event (2.75 V units.)
4:0
AVL
Absolute Voltage Level.
Absolute voltage level to detect intrusion event (2.75 V units added to 3 V.)
S12 (OFHI). Off-Hook Intrusion
Bit
D7D6D5
D4
D3D2
D1
D0
Name
DCL
ACL
Type
R/W
Bit
Name
Function
7:5
DCL
Differential Current Level.
Differential current level to detect intrusion event (3 mA units.)
4:0
ACL
Absolute Current Level.
When S13[4] (OFHD) = 0b, ACL represents the absolute current threshold used by the
off-hook intrusion algorithm (3 mA units added to 12 mA.)