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Command Reference Manual

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100722A

3.2.4.4 %U - Select µ-Law or A-Law Codec Type

This command selects µ-Law or A-Law codec type for V.90 and K56flex modulation. This command also stores the selected

setting directly to NVRAM. The default value is country specific.

Syntax

%U<value>

Defined Values

<value> Decimal number corresponding to the selected option.

0 Selects µ-Law.

1 Selects A-Law.

Result Codes

OK <value> = 0 or 1

ERROR Otherwise.

3.2.4.5 B - CCITT or Bell

When the modem is configured to allow either option, the modem will select Bell or CCITT modulation for a line speed

connection of 300 or 1200 bps. Any other line speed will use a CCITT modulation standard. The parameter value, if valid, is

written to S27 bit 6.

Syntax

B<value>

Defined Values

<value> Decimal number corresponding to the selected option.

0 Selects CCITT operation at 300 or 1200 bps during Call Establishment and a

subsequent connection. (Default.)

1 Selects BELL operation at 300 or 1200 bps during Call Establishment and a

subsequent connection.

Result Codes

OK <value> = 0 or 1.

ERROR Otherwise.

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Comtrol AT Commands for SmartACFL Manuale Utente Pagina 60