30
DHY-03 User Handbook
Telephone Interface Register 18 - parameters 30,55,80,105,130,155,180
Name
RFWE (RNGV=0)
RFWE (RNGV=1)
Function Ring Detector Full Wave Rectifier
Ring Detector One shot/Envelope
Value
2=Full Wave
2=One Shot
Table 3-5 : Telephone Interface Register 18.
(Use sum of required values)
Telephone Interface Register 22 - parameters 31,56,81,106,131,156,181
Name
RDLY1
RDLY0
RMX
Function
Ring Delay Bits 0 & 1 in 256ms steps
(add value in RDLY2 for total)
Ring Assertion Max Count
Value
0 = 0 ms; 64 = 256ms; 128 = 512ms;
192 = 768ms
0-63 in 2ms units (0-126 ms)
Table 3-6 : Telephone Interface Register 22.
(Use sum of required values)
Telephone Interface Register 23 - parameters 32,57,82,107,132,157,182
Name
RDLY2
MRTO
RCC
Function Ring Delay Bit 2 Ring Timeout Ring Confirmation Count Time
Value
128 = 1024ms
See Table
See Table
Table 3-7 : Telephone Interface Register 23.
(Use sum of required values).
RTO Value in Reg 23
0
8
16
24
32
40
48
56
Timeout in ms
80
128
256
384
512
640
768
896
RTO Value in Reg 23
64
72
80
88
96
104
112
120
Timeout in ms
1024
1152
1280
1408
1536
1664
1792
1920
Table 3-8 : Telephone Interface Register 23 - RTO Values.
RCC Value in Reg 23
0
1
2
3
4
5
6
7
Timeout in ms
100
150
200
256
384
512
640
1024
Table 3-9 : Telephone Interface Register 23 – RCC Values.
SERIAL PORT CONTROL
SERIAL PORT C
ONTR
OL
3
