Setting S-Registers; Examples For Setting S-Registers - NETGEAR XM128 ISDN Reference Manual

Reference Guide for the Model XM128 ISDN Digital Modem
Type the &Vn command AT&Vn to view all of the S-register settings.
2.
To view different S-register settings, use the following for n:
• 0 for viewing S-register settings for current active profile
• 1 to 4 for viewing settings for user profile number (n-1)
• 5 for viewing the factory default settings
• 6 for viewing the setting of PHONE 1
• 7 for viewing the setting of PHONE 2
Type the command ATSr.b? to display the value of bit b of S-register r.
3.

Setting S-Registers

In the commands to change the value in S-register r and to change the value in a specific bit of
S-register r, n is a decimal number in the given range. Although the first command modifies all bits
in the S-register simultaneously, the second command lets you change bit b without affecting other
bits in this S-register. When using ATSr=n, do a conversion to or from the binary number to find
out which bits to manipulate.
To change the S-register values, follow these steps:
Type the command ATSr=n (range 0-255) to change the value in S-register r to value n.
1.
Type the command
2.
S-register r.

Examples for Setting S-Registers

Note: The values used in the examples differ from the actual values in the S-register and
are used for demonstration purposes only.
If you want to set S38 bit 3 to 1 for a specific application, use either the simple command
ATS38.3=1 or use the difficult method outlined in the following steps:
Read the value from S38 using the ATS38? command.
1.
D-2
ATSr.b=n (range 0-1)
to change the value in a specific bit (b) of
Status Registers and Result Codes