Specifications

Si3216
Rev. 1.0 91
Not Recommended
f
o
r N
e
w
D
e
si
g
n
s
Reset settings = 0000_0000
Reset settings = 0000_0000
Register 78. Loop Voltage Sense
BitD7D6D5D4D3D2D1D0
Name
LVSP LVS[5:0]
Type RR
Bit Name Function
7 Reserved Read returns zero.
6LVSP
Loop Voltage Sense Polarity.
This register reports the polarity of the differential loop voltage (V
TIP
– V
RING
).
0 = Positive loop voltage (V
TIP
> V
RING
).
1 = Negative loop voltage (V
TIP
< V
RING
).
5:0 LVS[5:0]
Loop Voltage Sense Magnitude.
This register reports the magnitude of the differential loop voltage (V
TIP
– V
RING
). The
range is 0 V to 94.5 V in 1.5 V steps.
Register 79. Loop Current Sense
BitD7D6D5D4D3D2D1D0
Name
LCSP LCS[5:0]
Type RR
Bit Name Function
7 Reserved Read returns zero.
6LCSP
Loop Current Sense Polarity.
This register reports the polarity of the loop current.
0 = Positive loop current (forward direction).
1 = Negative loop current (reverse direction).
5:0 LCS[5:0]
Loop Current Sense Magnitude.
This register reports the magnitude of the loop current. The range is 0 mA to 78.75 mA in
1.25 mA steps.