Motorola and V.32bis - Manual (Page 102)

5-10 Using the AT Automatic Calling Interface
Using the
A
T
ACU
Display S-Register Value (AT?)
This command displays the contents of the “selected” S-Register, as stored in volatile
memory. The “selected” S-Register is the last S-Register that was accessed using an
S-Register command or the ATSn command. The number must be within the S-Regis-
ter’s specified range. On power-up, S-Register 0 is “selected.”
If you try to read the contents of an unused S-Register, the modem displays OK.
Change S-Register Value (ATSx=n)
This command lets you change the value of an S-Register stored in volatile
memory. n is the S-Register to change, and x is the value. x must be a number
within the S-Register’s range.
If you try to change the value of an unused S-Register, the modem displays OK.
Change S-Register Value (AT=x)
This command lets you change the value of an S-Register stored in volatile memory.
The “selected” S-Register is the last S-Register that was accessed using an
S-Register command or the ATSn command. x must be a number within the specified
range for the S-Register. On power-up, S-Register 0 is “selected.”
If you try to change the value of an unused S-Register, the modem displays OK.
S-Register Descriptions
S-Register 0—Ring Count to Answer On
This S-Register specifies the ring on which the modem automatically answers a call.
When set to 0, automatic answering is disabled, and calls must be answered manually.
This register has no meaning unless Answer=Using S0 (ACU OPT’S).
Settings: Selected S-Register
Format: AT?<CR>
Settings: n, Specifies S-Register
x, Specifies value of S-Register
Format: ATSn=x<CR>
Settings: x, Specifies value of selected S-Register
Format: AT=x<CR>
Stored in Nonvolatile Memory?: Yes
Status-Only?: No
Default Setting: 0
Range: 0 to 255