Reference Guide for the Model XM128 ISDN Digital Modem
Status Registers and Result Codes D-11
S82= ISDN B channel protocol Bn
60 V.120 64000
61 V.120 56000
62 X.75 64000 Transparent
63 X.75 56000 Transparent
64 X.75 64000 T.70
65 X.75 56000 T.70
72 V.110 64000
73 V.110 56000
74 PPP async to sync 64K
75 PPP async to sync 56K
76 SLIP to sync HDLC conversion
64K
77 SLIP to sync HDLC conversion
56K
S83= Bitmapped register +000
0 0 0 Disables loopback 4 test. CP0
1 1 Enables loopback 4 test. CP1
2 0 0 ISDN without V.42bis &K00
4 4 ISDN with V.42bis, if applicable &K44
4-5 0 * 0 ATDs, ATDPs, and ATDTs are
mapped to ATDMs. &O0
32 20 ATDs, ATDPs, and ATDTs are
mapped to ATDIs. &O2
48 30 ATDs, ATDPs, and ATDTs are
mapped to ATDBs. &O3
TableD-4. Extended S-registers ATSn=x (continued)
Command Bit Decimal Hexadecimal Function and
description Default or
reference