r6781-12 Conexant Systems, Inc., r6781-12 Datasheet - Page 55

• Manufacturer Part Number: r6781-12
• Description: Embedded Modem Family
• Manufacturer: Conexant Systems, Inc.

D224ATLVDSC
Reading an S Register
5.0 S Registers
The S register commands are summarized in
values and the factory default value for each S register are also shown. The
factory default values are used whenever the &F command is received or a parity
error is detected in the NVRAM upon modem power turn-on.
or when a modem reset is received. If the NVRAM is not available or contains a
parity error, the factory default S register values are used.
The command Sn? reads the current value of an S register, where “n” is the
decimal number of the register.
(Wait Time for Data Carrier), perform the following:
The user-defined S registered default values are used at modem power turn-on
The S registers are described in
Example: To read the current value in register S0 (Ring to Answer On) and S7
Enter: AT S0? S7? (Value in register S0? Value in register S7?)
A typical response to the might be:
Result: 001 (modem will answer on first ring)
Result: 030 (modem will wait 30 seconds for a carrier)
Result: OK (command completed)
Conexant
5
Table
5-2.
Table
5-1. The range of possible
5-1