CS7654 View Datasheet(PDF) - Cirrus Logic
Part Name
Description
MFG CO.
CS7654 Datasheet PDF : 62 Pages
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CS7654
Control Register 2 at SA 0x00h
Address
0×02
CONTROL_2 Read/Write
Default Value = 00h
Bit Number
Bit Name
Default
7
6
5
4
3
2
res
res
res
res
res
res
Reserved
Bit
Mnemonic
Function
7:1
Reserved
Set to 0
0
BU DIS
Chroma burst disable (1 = disable)
1
0
res
BU_DIS
0
Control Register 3 at SA 0x00h
Address
0×03
CONTROL_3 Read/Write
Default Value = 00h
Bit Number
Bit Name
Default
7
6
5
4
3
2
res
res
res
res
res
res
Reserved
Bit
Mnemonic
Function
7:1
Reserved
Set to 0
0
CBAR
internal color bar generator (0 = off, 1 = on)
1
0
res
CBAR
0
Control Register 4 at SA 0x00h
Address
0×04
CONTROL_4 Read/Write
Default Value = 3Fh
Bit Number
Bit Name
Default
7
6
res
res
Reserved
5
4
3
COMDAC_PD SVIDLUM_PD SVIDCHR_PD
1
1
1
2
1
0
res
res
res
Reserved
Bit
Mnemonic
Function
7:6
-
Reserved
power down composite DAC
5
COMDAC_PD
0: power up, 1: power down
power down luma s-video DAC
4
SVIDLUM_PD
0: power up, 1: power down
power down chroma s-video DAC
3
SVIDCHR_PD
0: power up, 1: power down
2:0
-
Reserved set to “111”
Control Register 5 at SA 0x00h
Address
0×05
CONTROL_5 Read/Write
Default Value = 00h
Bit Number
7
6
5
4
3
2
1
0
Bit Name
RSVD LOW IMP EN COM
EN L
EN C
res
res
res
34
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