Western Telematic Data/FaxModem - Manual (Page 11)

Command Function/Options
In Displays the following information.
I0 Four-digit product code
I1 Results of ROM checksum
I2 Results of RAM checksum
I3 Product type
I4 Current modem settings
I5 Nonvolatile memory (NVRAM) settings
I6 Link diagnostics
I7 Product configuration
Mn Operates speaker.
M0 Speaker always OFF
* M1 Speaker ON until CONNECT
M2 Speaker always ON
M3 Speaker ON after dial, until CONNECT
On Returns online.
O0 Returns online
O1 Returns online and retrains
P Sets pulse dial (for phone lines that don’t support
touch-tone dialing).
Qn Displays/suppresses result codes. See DIP Switch 3
(Section 4.2).
* Q0
Displays result codes
Q1 Quiet mode; no result codes
Q2 Displays result codes only in Originate
mode. Cannot be stored in NVRAM.
Sr.b=n Sets bit .b of register r to value n (0/OFF or 1/ON).
Sr=n Sets register r to value n. See list of S-register
settings (Section 6).
Sr? Displays contents of S-register r.
S$ Displays a list of the S-Registers (Section 6).
T Sets tone dial.
Vn Displays verbal/numeric result codes. See DIP
Switch 2 (Section 4.2).
V0 Numeric codes
* VI Verbal codes
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Command Summary