DHY-03 User Handbook
31
Telephone Interface Register 24 - parameters 33,58,83,108,133,158,183
Name
RNGV
RAS
Function Ring Validation
Ring Assertion Time
Value
128 = Enabled
0-63 in 2ms units (0-126 ms)
Table 3-10 : Telephone Interface Register 24.
(Use sum of required values)
Telephone Interface Register 26 - parameters 34,59,84,109,134,159,184
Name
DCV
MINI
ILIM
DCR
Function Tip Ring DC Voltage
Minimum Operational
Loop Current
Current
Limiting
DC Impedance
(50/800 Ω)
Value
0=3.1V; 64=3.2V;
128=3.35V; 192=3.5V
0=10mA; 16=12mA;
32=14mA; 48=16mA
2=Enabled
(60mA)
1=800 Ω
Table 3-11 : Telephone Interface Register 26.
(Use sum of required values)
Telephone Interface Register 30 - parameters 35,60,85,110,135,160,185
Name
FULL2
ACIM
Function Enhanced Full Scale (x2)
AC Impedance
Value
16 = 2 x Full Scale Tx/Rx
See Table 4-12
Table 3-12 : Telephone Interface Register 30.
(Use sum of required values)
SERIAL PORT CONTROL
3
SERIAL PORT C
ONTR
OL