Panasonic KX-FP342CX Service Manual page 176

Control signals are comprised mainly of 8-bit identification signals and the data signals added to
them. Data signals are added to DIS and DCS signals.
Signal.....DIS (Digital Identification Signal)
Identification Signal Format.....00000001
Function:
Notifies the capacity of the receiving unit. The added data signals are as follows.
Signal.....DCS (Digital Command Signal)
Identification Signal Format.....X1000001
Example (Some models do not support the following items.):
Bit No.
1 Transmitter --- T.2 operation
2 Receiver --- T.2 operation
3 T.2 IOC = 176
4 Transmitter --- T.3 operation
5 Receiver --- T.3 operation
6 Reserved for future T.3 operation features
7 Reserved for future T.3 operation features.
8 Reserved for future T.3 operation features.
9 Transmitter --- T.4 operation
10 Receiver --- T.4 operation
11, 12, 13, 14 Data signaling rate
0, 0, 0, 0 V.27 ter fall back mode
0, 1, 0, 0 V.27 ter
1, 0, 0, 0 V.29
1, 1, 0, 0 V.27 ter and V.29
0, 0, 1, 0 Not used
0, 1, 1, 0 Reserved
1, 0, 1, 0 Not used
1, 1, 1, 0 V.27 ter and V.29 and V.33
0, 0, 0, 1 Not used
0, 1, 0, 1 Reserved
1, 0, 0, 1 Notused
1, 1, 0, 1 V.27 ter and V.29 and V.33 and V.17
0, 0, 1, 1 Not used
0, 1, 1, 1 Reserved
1, 0, 1, 1 Not used
1, 1, 1, 1 Reserved
15 R8×7.7 lines/mm and/or 200×200 pels/
25.4mm
16 Two-dimensional coding capability
DIS/DTC
176
DCS
Receiver --- T.2 operation
T.2 IOC = 176
Receiver --- T.3 operation
Receiver --- T.4 operation
Data signaling rate
2400 bit/s, V.27 ter
4800 bit/s, V.27 ter
9600 bit/s, V.29
7200 bit/s, V.29
14400 bit/s, V.33
12000 bit/s,V.33
Reserved
Reserved
14400 bit/s, V.17
12000 bit/s, V.17
9600 bit/s, V.17
7200 bit/s, V.17
Reserved
Reserved
Reserved
Reserved
R8×7.7 lines/mm and/or 200×200 pels
25.4mm
Two-dimensional coding capability