Compaq 1592DMT Compaq Armada 1500 Family of Personal Computers Maintenance and - Page 177

View Numbers in Blacklist, AT+VGT=nnn

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Table C-2 Continued Command Description -Cn Data Calling Tone. Data calling tone is a tone of 130 Hz frequency with a cadence of 0.5 seconds on and 2 seconds off. The tone is specified in ITU V.25 to allow remote data/fax/voice discrimination. Parameters: n = 0, 1 n = 0 Disable data calling tone (default) n = 1 Enable data calling tone NOTE: In some countries, AT-Cn will return OK but will not affect the calling tone. Default value varies by country %B View Numbers in Blacklist Displays blacklisted numbers if blacklisting is in effect. %Cn Data Compression Control. AT%Cn determines the operation of V.42bis and MNP class 5 data compression. Changes made with this command during online command mode do not take effect until after a disconnect occurs. Parameters: n = 0, 1 n = 0 V.42bis/MNP5 disabled; no data compression n = 1 V.42bis/MNP5 enabled; data compression enabled (default) To enable speakerphone mode, use the follwing AT Commands: AT+FCLASS=8 AT+VGT=nnn AT+VGR=128 AT+VLS=7 ATDT Enter voice mode. Set speaker volume; nnn=0-255 Set microphone gain; 0-255 Set up speaker and microphone; go off hook Dial the phone number. To disconnect speakerphone mode, use the folling AT command: +++ AT+VLS=0 Retrun to command mode. The response is 'OK'. Go on hook. Modem Commands C-7

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Modem Commands
C-7
Table C-2
Continued
Command
Description
-Cn
Data Calling Tone. Data calling tone is a tone of 130 Hz frequency with a cadence of 0.5
seconds on and 2 seconds off. The tone is specified in ITU V.25 to allow remote
data/fax/voice discrimination.
Parameters: n = 0, 1
n = 0
Disable data calling tone (default)
n = 1
Enable data calling tone
NOTE:
In some countries, AT-Cn will return OK but will not affect the calling tone.
Default value varies by country
%B
View Numbers in Blacklist
Displays blacklisted numbers if blacklisting is in effect.
%Cn
Data Compression Control. AT%Cn determines the operation of V.42bis and MNP class 5
data compression. Changes made with this command during online command mode do not
take effect until after a disconnect occurs.
Parameters: n = 0, 1
n = 0
V.42bis/MNP5 disabled; no data compression
n = 1
V.42bis/MNP5 enabled; data compression enabled (default)
To enable speakerphone mode, use the follwing AT Commands:
AT+FCLASS=8
Enter voice mode.
AT+VGT=nnn
Set speaker volume; nnn=0-255
AT+VGR=128
Set microphone gain; 0-255
AT+VLS=7
Set up speaker and microphone; go off hook
ATDT<phone
number>
Dial the phone number.
To disconnect speakerphone mode, use the folling AT command:
+++
Retrun to command mode. The response is ’OK’.
AT+VLS=0
Go on hook.