T - Local Analog Loopback Test; I - Request Identification Information - Conexant H08-15355F Reference Manual

3.2.1.6 &T - Local Analog Loopback Test
The modem will perform the local analog loopback test if &T1 is selected. The test can be run only when in an asynchronous
operation in non-error-correction mode (normal). To terminate the test in progress, the escape sequence must be entered first
(see Section 3.1.1). If S18 is non-zero, the test will terminate automatically after the time specified by S18 and the OK result
code will be reported.
Syntax
&T[<value>]
Defined Values
<value> Decimal number corresponding to the selected value.

3.2.1.7 I - Request Identification Information

This command causes the modem to report one or more lines of product information text, as selected by the <value>
subparameter, followed by a final result code.
Syntax
I[<value>]
Defined Values
<value> Decimal number corresponding to the selected information.
3-4
Command Reference Manual
0 Terminates test in progress.
1 Initiates local analog loopback, V.54 Loop 3. If a connection exists when this command
is issued, the modem hangs up. The CONNECT XXXX message is displayed upon the
start of the test.
0 Reports product code, e.g.:
ATI0
56000
OK
1 Reports the least significant byte of the stored checksum in decimal (see firmware
release notes). Reports 255 if the prestored checksum value is FFh, e.g.,
ATI1
255
OK
2 Reports OK, e.g.:
ATI2
OK
OK
3 Reports identification codes, e.g.:
ATI3
2.1.2.127
OK
4 Reports product description from the .INF file (the response is customizable by
customizing the INF file), e.g.:
ATI4
Conexant HCF 56K Data,Fax,Speakerphone
OK
5 Reports Country Code parameter (in decimal), e.g.:
ATI5
181
OK
Conexant
1118