Trust External ISDN 128 Manuel D'utilisation page 24

Communicator ISDN 128 External
S22 0-255 This register provides a "bit-map" of options for result
code usage.
0 -
64 -
112 -
S23 This register is bit-mapped to control baud rate and parity as
follows
Bit 0 - Not Used
Bits 3 - 1 - Baud rate
000 - 300 bps
001 - Use extended baud rate sets
010 - 1.200 bps
011 - 2.400 bps
100 - 4.800 bps
101 - 9.600 bps
110 - 19.200 bps
111 - 38.400 bps
Bits 4 - 5 - Parity
00 - Even
01 - Space
10 - Odd
11 - Mark/None
Bits 7 - 6 - Extended baud rates
00 - 57.600 bps*
01 - 78.400 bps
10 - 115.200 bps
11 - Use other baud rates noted in S24.
S24 This register is bit-mapped to control autobaud and extra baud
rates. The default is 192.
Bits 3 - 0 - Extra baud rates.
0000 -
0001 -
0010 -
0011 -
0100 -
0101 -
0110 -
0111 - 1111 - Reserved
Bit 4 - 6 - reserved
Bit 7 - Autobaud select
0 -
1 -
22
Display CONNECT Message Only.
Display standard CONNECT Message.
Display Enhanced ISDN CONNECT
messages
7.200 bps
14.400 bps
28.800 bps
153.600 bps
230.400 bps
460.800 bps
921.600 bps
Disabled
Enabled