S86 - call failure reason code – Comtrol AT Commands User Manual

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AT Commands for CX81801/CX06833/CX81300/CX06827 Modems Reference Manual

Conexant

102184B

3-120

S91 - PSTN Transmit Attenuation Level

In non-PCM modes (V.90 and V.92 are PCM modes), S91 sets the transmit attenuation
level from 0 to 15 dBm for the PSTN mode, resulting in a transmit level from 0 to -
15 dBm. In some countries, the transmit level may not be changed and there are checks to
prevent transmit attenuation level change using ConfigurACE.

Range: 0 to 15 dBm (Corresponding to 0 to -15 dBm transmit level.)

Default: 10 (-10 dBm transmit level.)

S92 - Fax Transmit Attenuation Level

S92 sets the transmit attenuation level from 0 to 15 dBm for the fax mode, resulting in a
transmit level from 0 to -15 dBm. In some countries, the transmit level may not be
changed and there are checks to prevent transmit attenuation level change using
ConfigurACE.

Range: 0 to 15 dBm (Corresponding to 0 to -15 dBm transmit level.)

Default: 10 (-10 dBm transmit level.)

S95 - Extended Result Codes Control

A bit set to a 1 in this parameter, in conjunction with the W command, will enable the
corresponding extended result code (see Section 3.4 and Table 3-16).

The +MR, +ER, and +DR settings also control S95 bits 2, 3, and 5, respectively. The
more recent settings of +MR, +ER, and +DR, or host writing of S95 bits 2, 3, and 5,
along with the W command setting, determine the corresponding actual result code
reporting (see +MR, +ER, DR, and W commands).

Default: 0

Bit 0

CONNECT result code indicates DCE speed instead of DTE speed.

Bit 1

Append/ARQ to CONNECT XXXX result code in error-correction mode
(XXXX = rate).

Bit 2

Enable +MCR: XXXX result code (XXXX = modulation) and +MRR:
XXXX result code (XXXX = rate). (Also, see +MR.)

Bit 3

Enable +ER: XXXX result code (XXXX = protocol identifier).

Bit 4

Reserved.

Bit 5

Enable +DR: XXXX result code (XXXX = compression type).

Bits 6-7 Reserved.

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