User's Manual Part 1

AT Commands 67
P/N 90023363 Revision 1.8
ATS3
Description: COMMAND TERMINATION CHARACTER
This command sets the character that will be used as the command line
termination character. The terminating character may be changed using
this command. This command sets the modem’s S-register 3.
Syntax: ATS3[=<n>][?]
Parameters: =<n>, ?
=<n> is the ASCII code number that represents the character to be used
as the command line termination character. This command sets S-
register 3 to the number specified in <n>. The valid values for this
parameter range from 0 to 127 and the default for this S-register is
13, which is the carriage return character.
? will query the S-register and return the register’s current value.
Response: If the user has typed the command ATS3?, the modem will return the
current value of the register and the string OK. For example:
13
OK
If you the user has typed the command ATS3=<n>, the modem will only
return the string OK.
Example: ATS3=23<cr>
ATS3?<cr>
ATS4
Description: EOL CHARACTER SELECTION
This command sets the character that will be used as the modem’s
response string end-of-line character. This command sets the modem’s S-
register 4.
Syntax: ATS4[=<n>][?]
Parameters: =<n>, ?
where:
=<n> is the ASCII code number that represents the character to be used
as the modem’s response string end-of-line character. This
command sets S-register 4 to the number specified in <n>. The valid
values for this parameter range from 0 to 127 and the default for this
S-register is 10, which is the line feed character.
? will query the S-register and return the register’s current value.