CS7654 datasheet(35/62 Pages) CIRRUS

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CS7654

Control Register 6 at SA 0x00h

Address

×06

CONTROL_6

Read/Write

Default Value = 00h

Background Color Register at SA 0x00h

Address

×08

BKG_COLOR

Read/Write

Default Value = 03h

GPIO Control Register at SA 0x00h

Address

×09

GPIO__REG

Read/Write

Default Value = 00h

Default

000

Reserved

Bit

Mnemonic

Function

reserved

6LOW IMP

selects between high output impedance (0) or low output impedance (1) mode of DACs

5EN COM

enable DAC for composite output 0: tri-state, 1: enable

4EN L

enable s-video DAC for luma output 0: tri-state, 1: enable

3EN C

enable s-video DAC for chroma output 0: tri-state, 1: enable

2:0

Reserved set to 0

Bit Number

Bit Name

res

CLIP OFF

res

Default

Bit

Mnemonic

Function

res

set to 0

6CLIP OFF

Clipping input signals disable (0: clipping active 1: no clipping)

5:0

res

set to 0

Bit Number

543

210

Bit Name

Default

000

011

Bit

Mnemonic

Function

7:0

Background color (7:5 = R, 4:2 = G, 1:0 = B) (default is 0000 0011 - blue)

Bit Number

543

210

Bit Name

GPR_CNTRL

Default

res

Bit

Mnemonic

Function

2:0

GPR CNTRL

Input(0)/output(1) control of GPIO registers (bit 0: GPIO(0), bit 2: GPIO(2))

CS7654 数据表(PDF) 35 Page - Cirrus Logic

CS7654 数据表(HTML) 35 Page - Cirrus Logic

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CS7654 数据表(PDF) 35 Page - Cirrus Logic

CS7654 数据表(HTML) 35 Page - Cirrus Logic

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