STA027 datasheet(27/44 Pages) STMICROELECTRONICS

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STA027

5 Register description

CD00066274

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5.6.3

I_AUDIO_CONFIG_2 :

Address : 0x5C (92)

Type : RW - DEC

Software Reset : 0

Description :

See I_AUDIO_CONFIG_3 register description..

5.6.4

I_AUDIO_CONFIG_3 :

Address : 0x5D (93)

Type : RW - DEC

Software Reset : 0

Description :

If INPUT_CONF == 1, this register is used to configure the phase of the LRCK of the I2Sin.

CF3

Polarity of LR clock LRCK :

0 : negative

1 : positive

CF4

Start value of LRCK : combined with CF3, this bit enable user to determine left/right

couple according to the following table.

CF[7:5]

Reserved : to be set to 0.

Table 15.

CF3

CF4

Left/Right couples

(data1/data2), (data3/data4),...

(data0/data1), (data2/data3),...

(data1/data2), (data3/data4),...

LR7

LR6

LR5

LR4

LR3

LR2

LR1

LR0

000000

LR9

LR8

Table 14.

Bit fields

Comment

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