Si3233
Register 67. Automatic/Manual Control
Bit
D7
D6
D5
D4
D3
D2
D1
D0
Name
MNCM MNDIF SPDS
AORD AOLD AOPN
Type
R/W
R/W
R/W
R/W
R/W
R/W
Reset settings = 0001_1111
Bit
Name
Function
7
Reserved Read returns zero.
6
MNCM
Common Mode Manual/Automatic Select.
0 = Automatic control.
1 = Manual control, in which TIP (forward) or RING (reverse) forces voltage to follow
VCM value.
5
MNDIF
Differential Mode Manual/Automatic Select.
0 = Automatic control.
1 = Manual control (forces differential voltage to follow VOC value).
4
SPDS
Speed-Up Mode Enable.
0 = Speed-up disabled.
1 = Automatic speed-up.
3
Reserved Read returns zero.
2
AORD
Automatic/Manual Ring Trip Detect.
0 = Manual mode.
1 = Enter off-hook active state automatically upon ring trip detect.
1
AOLD
Automatic/Manual Loop Closure Detect.
0 = Manual mode.
1 = Enter off-hook active state automatically upon loop closure detect.
0
AOPN
Power Alarm Automatic/Manual Detect.
0 = Manual mode.
1 = Enter open state automatically upon power alarm.
66
Preliminary Rev. 0.5