
Philips Semiconductors
PNX8510/11
Analog Companion Chip
9397 750 08865
Koninklijke Philips Electronics N.V. Copyright 2001. All rights reserved.
Product data
Rev. 02 — 8 October 2001
35 of 84
Registers 0x2E—0x37 must be initialized to zero.
6:4
-
Unused
3:0
R/W
-
CG
Copy guard information bits 19:16
Note: The 14 LSBs of the byte carry the information encoded after
the run-in. The 6 MSBs have to carry the CRCC bits in accordance
with the definition of the CGMS encoding format.
Offset 0x2D
DACCTL Video data path
7
R/W
1
VBSEN
DAC3 control
0 = Video dac 3 carries the green channel..
1 = Video dac 3 carries the luminance channel
*Not present in secondary video channel.
6
R/W
1
CVBSEN
DAC1 control
0 = Video dac 1carries the luminance channel.
1 = Video dac 1 carries the CVBS channel.
5
R/W
1
CEN
DAC2 control
0 = Video dac 2 carries the red channel.
1 = Video dac 2 carries the chroma channel.
*Not present in secondary video channel.
4:0
-
Unused
Bits
Read/
Write
Reset
Value
Name
(Field or Function)
Description
Bits
Read/
Write
Reset
Value
Name
(Field or Function)
Description
Offset 0x38
GAIN_Y - Not present in secondary video channel.
7:5
-
Unused
4:0
R/W
0x1A
GAIN_Y
Gain adjust for Y component in SD-RGB/YUV data path, two’s
complement number to adjust the gain from -50% to +50%
Yout=Yin x (1+ GAIN_Y/32)
*Not present in secondary video channel.
Offset 0x39
GAIN_UV - Not present in secondary video channel.
7:5
-
Unused
4:0
R/W
0x1A
GAIN_UV
Gain adjust for U/V components in SD-RGB/YUV data path, two’s
complement number to adjust the gain from -50% to +50%
UVout=UVin x (1+ GAIN_UV/32)
*Not present in secondary video channel.
Bits
Read/
Write
Reset
Value
Name
(Field or Function)
Description
Offset 0x3A
INPCTL
7
R/W
0
CBENB
Color bar generator
0 = Color bar generation switched off
1 = Color bar generation enabled (SD-CVBS/YC modes only)
6
R/W
1
QUALINVERT
0 = Leave the pixel qualifier untouched.
1 = Invert the incoming pixel qualifier.
*Not present in secondary video channel.
5
R/W
0
USE_QUAL
Use qualifier enable
0 = No qualifier is used, QUALINVERT should be set.
1 = The HSYNC input is used as slice qualifier in interleaved
mode.
*Not present in secondary video channel.