si2439-a-gm Silicon Laboratories, si2439-a-gm Datasheet - Page 37

• Manufacturer Part Number: si2439-a-gm
• Description: V.92 And V.34 Isomodem With Global Daa
• Manufacturer: Silicon Laboratories

+VCDT = X
Command
+VCID = X
+VDR = n
+VCIDR?
+VGR
+VGT
+VIP
+VIT
Table 10. Basic AT Command Set (Command Defaults in Bold) (Continued)
Caller ID Type.
X
0
1
2
3
Caller ID Enable.
X
0
1
2
Type II caller ID information — The Si2494/39 will display “+VCDIR:” followed by raw caller
ID information including checksum.
Distinctive Ring.
n
0,x
1,0
1,x
Receive Gain Selection.
The <gain> parameter has a range of 112-134 with 128 being the nominal value. This repre-
sents a range of -48 dB to 18 dB. The default is 128 (0 dB). This command is used to control
the receive gain at the DTE from either the Si3000 Codec or the DAA. The purpose is to
adjust the DTE receive gain for the TAM voice stream during idle state.
Transmit Gain Selection.
The <gain> parameter has a range of 112-134 with 128 being the nominal value. This repre-
sents a range of -48 to 18 dB. The default is 128 (0 dB). This command is used to control the
transmit gain at the DTE to either the Si3000 Codec or the DAA. The purpose is to adjust the
DTE transmit gain for the TAM voice stream during idle state.
Load Voice Factory Defaults.
DTE/DCE Inactivity Timer.
The <timer> parameter has a range of 0–255 with units of seconds.
The default is 0 (disable).
Mode
After ring only
Always on (Recommended Setting)
UK
Japan
Mode
Off
On—formatted
On—raw data format
Mode
Disable distinctive ring
Enable distinctive ring. The ISOmodem will report DROF and DRON result
codes only. DROF and DRON are reported in 100 ms units.
Enable distinctive ring. The ISOmodem will report DROF and DRON result
codes as well as well as a RING result code x/10 seconds after the falling
edge of a ring pulse. DROF and DRON are reported in 100 ms units.
Rev. 1.0
Action
Si2494/39
37