User's Manual Part 1

68 AT Commands
Revision 1.8 P/N 90023363
Response: If the user has typed the command ATS4?, the modem will return the
current value of the register and the string OK. For example:
10
OK
If the user has typed the command ATS4=<n>, the modem will only return
the string OK.
Example: ATS4=32<cr>
ATS4?<cr>
ATS5
Description: BACKSPACE CHARACTER
This command sets the character that will be used by the command line
as the backspace character; when the command line receives this
character, it will erase the character immediately preceding the cursor.
This command sets the modem’s S-register 5.
Syntax: ATS5[=<n>][?]
Parameters: =<n>, ?
=<n> is the ASCII code number that represents the character to be used
as the backspace character. This command sets S-register 5 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 8, which is the
backspace character assigned to the Backspace key on your
keyboard.
? will query the S-register and return the register’s current value.
Response: If the user has typed the command ATS5?, the modem will return the
current value of the register and the string OK. For example:
8
OK
If the user has typed the command ATS5=<n>, the modem will only return
the string OK.
Example: ATS5=110<cr>
ATS5?<cr>