28960-SWG-001-A_15 Datasheet, PDF (69/105 Pages) M/A-COM Technology Solutions, Inc. – Software Users Guide

Bt8960
Software User’s Guide
Appendix A Command Set Reference
A.1 Control Commands
A.1.16 Operate Non-Linear EC
Selects between operating or disabling of the Bt8960 non-linear echo canceler.
NOTE: The Non-Linear echo canceler is not functional in Bt8960 Rev A & B and should not
be activated.
Numeric Value
0x11
Opcode
C Constant (defined in file api.h)
_OPERATE_NLEC
Option
Disable NL EC
Enable NL EC
Options
Description
NL EC is not activated and not used
NL EC operates normally
Data
Field
0x00
0x01
C Constant (api.h)
_NLEC_OFF
_NLEC_ON
A.1.17 Write Transmitter Gain
Writes the Transmitter Gain Register. The Transmitter Gain register is a 4-bit, 2’s complement
value. The upper 4 bits of this field are ignored. The Tx Gain adjusts the nominal transmit power of
the Bt8960. The Tx Gain ranges from –1.6 dBm (1000b) to +1.4 dBm (0111b) of the nominal
transmit power level.
Numeric Value
0x13
Opcode
C Constant (defined in file api.h)
_WRITE_TX_GAIN
Option
Tx Gain
Options
Description
4-bit, 2’s complement integer.
Data
Field
Value
C Constant (api.h)
100251B
Conexant
Preliminary Information/Conexant Proprietary and Confidential
A-13