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42 536EX Chipset Developer’s Manual
Intel Confidential
Data Mode AT COMMANDS
In 0
Identification/Checksum Option: This command causes the modem to send product code and
hardware setup information to the DTE.
n = 0* ROM Checksum
n = 1 Modem name
n = 2 Manufacturer
n = 3 Chipset
n = 4 Firmware version
n = 5 Modem chip hardware configuration
n = 6 DSP patch level
n = 12 Country code
n = 7–11, Reserved
13, 14,
20–25
Example:
ATI2
Intel Corporation
OK
Ln 2
Speaker Volume Control: This command selects the modem’s speaker volume.
n = 0 Low speaker volume
n = 1* Low speaker volume
n = 2 Medium speaker volume
n = 3 High speaker volume
Mn 1
Speaker Control: This command specifies when the speaker is turned on and off.
n = 0 Speaker always off
n = 1* Speaker on until carrier present
n = 2 Speaker always on
n = 3 Speaker off during dialing, and on until carrier
On 0
Go Online: This command causes the modem to return back to online data mode from online command
mode.
n = 0* Returns the modem to data mode
n = 1 Begins an equalizer retrain sequence; then returns to data mode
n = 3 Renegotiates rate and then returns to data mode
P none
Select Pulse Dialing: This command configures the modem to use pulse dialing next time the modem
dials a telephone number.
Qn 0
Result Code Display Control: This command selects whether the modem sends result codes to the
DTE.
n = 0* Result codes enabled
n = 1 Result codes disabled
Sn none
Select an S-Register: This command selects the current S-register.
n = 0–33
Sn=x none
Write to an S-Register: This command writes a decimal number ‘x’ to S-register ‘n’.
n = 0–33
x = 0–255
Sn? none
Read an S-Register: This command is used to read a decimal number from S-register ‘n’.
n = 0–33
Table 18. Data Mode Command Descriptions (Continued)
Command Default Description
NOTE: An asterisk (*) denotes the factory-default setting.