TAS5548DCAR datasheet(93/116 Pages) TI1

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TAS5548

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SLES270A – NOVEMBER 2012 – REVISED APRIL 2015

7.6.2.47 192kHZ Process Flow Output Mixer (0xF4–0xF7)

Each gain coefficient is in 28-bit (5.23) format, so 0x80 0000 is a gain of 1. Each gain coefficient is written as a

32-bit word with the upper four bits not used. For eight gain coefficients, the total is 32 bytes.

Table 81. 192kHz Process Flow Output Mixer

I2C

DEFAULT

TOTAL

DESCRIPTION OF CONTENTS

BYTES

SUBADDRESS

Fields

STATE

0xF4

P1_to_opmix[1]

Path 1 processing to output mixer 1 coefficient (default = 1) u[31:28],

0080 0000

P1[27:0]

P2_to_opmix[1]

Path 2 processing to output mixer 1 coefficient (default = 0) u[31:28],

0000 0000

P2[27:0]

P3_to_opmix[1]

Path 3 processing to output mixer 1 coefficient (default = 0) u[31:28],

0000 0000

P3[27:0]

P4_to_opmix[1]

Path 4 processing to output mixer 1 coefficient (default = 0) u[31:28],

0000 0000

P4[27:0]

0xF5

P1_to_opmix[2]

Path 1 processing to output mixer 2 coefficient (default = 0) u[31:28],

0000 0000

P1[27:0]

P2_to_opmix[2]

Path 2 processing to output mixer 2 coefficient (default = 1) u[31:28],

0080 0000

P2[27:0]

P3_to_opmix[2]

Path 3 processing to output mixer 2 coefficient (default = 0) u[31:28],

0000 0000

P3[27:0]

P4_to_opmix[2]

Path 4 processing to output mixer 2 coefficient (default = 0) u[31:28],

0000 0000

P4[27:0]

0xF6

P1_to_opmix[3]

Path 1 processing to output mixer 3 coefficient (default = 0) u[31:28],

0000 0000

P1[27:0]

P2_to_opmix[3]

Path 2 processing to output mixer 3 coefficient (default = 0) u[31:28],

0000 0000

P2[27:0]

P3_to_opmix[3]

Path 3 processing to output mixer 3 coefficient (default = 1) u[31:28],

0080 0000

P3[27:0]

P4_to_opmix[3]

Path 4 processing to output mixer 3 coefficient (default = 0) u[31:28],

0000 0000

P4[27:0]

0xF7

P1_to_opmix[4]

Path 1 processing to output mixer 4 coefficient (default = 0) u[31:28],

0000 0000

P1[27:0]

P2_to_opmix[4]

Path 2 processing to output mixer 4 coefficient (default = 0) u[31:28],

0000 0000

P2[27:0]

P3_to_opmix[4]

Path 3 processing to output mixer 4 coefficient (default = 0) u[31:28],

0000 0000

P3[27:0]

P4_to_opmix[4]

Path 4 processing to output mixer 4 coefficient (default = 1) u[31:28],

0080 0000

P4[27:0]

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