STV82X8 datasheet(54/157 Pages) STMICROELECTRONICS

tên linh kiện	STV82X8

Giải thích chi tiết về linh kiện	Digital Audio Decoder / Processor for BTSC Television/Video Recorders

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nhà sản xuất	STMICROELECTRONICS [STMicroelectronics]

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STV82x8

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Automatic Standard Recognition by I²C Software. This is not required if the built-in Automatic

Standard Recognition System function is used (default).

I2S_CTRL

I²S Synchronization Control Register

Bit Name

Reset

Function

BUS_EXP

Static control by I2C of hardware pin BUS_EXP

I²2S_CO_EN

0 = I²2S Input (I2S_SCK , I2S_LR_CLK, I2S_PCM_CLK in input mode)

1 = I²2S Output (I2S_SCK , I2S_LR_CLK, I2S_PCM_CLK in output mode)

I²2S_DO_EN

0 = I²2S Input (I2S_DATA0 in input mode)

1 = I²2S Output (I2S_DATA0 in output mode)

EN_STBY

Standby mode enabling

0: Normal mode

1: To lock the digital signals before to settle the device in standby mode

CLOCK_DOWN

clock down of the dsp, decoder.

Bit [2]

Reserved

SOFT_LRST1

Softreset (active high) of Decoder..

SOFTR_RST

General softreset (active high) to reset all hardware registers except for I²2C data.

Address: 04h

Type: R/W

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

I2S_PLL

SYNC_SIGN

I2S_SRC

LOCK_TH[1:0]

LOCK_MODE

SYNC_CST[1:0]

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