1.0 Functional Description
CX25870/871
1.3 Device Description
Flicker-Free Video Encoder with Ultrascale Technology
Table 1-21. Register Values for 640x480 / 800x600 / 1024x768 RGB In, SECAM-L Out (1 of 4)
640x480 RGB in,
800x600 RGB in, SECAM-L
SECAM-L out
1024x768 RGB in,
SECAM-L out
HOC = 12.72%
VOC = 12.15%
out HOC = 14.52%
HOC = 16.55%,
VOC=13.19%
VOC = 16.66%
CLKI/CLKO Frequency
State of PLL_32CLK bit
29.500007 MHz
0
36.000000 MHz
0
67.687489 MHz
1
Internal Pixel Clock Frequency
29.500007 MHz
36.000000 MHz
45.124993 MHz
CX25870 Register
Values
Register Address
CX25870 Register Values
CX25870 Register Values
0x00
0x02
0x04
0x06
0x2E
0x30
0x32
0x34
0x36
0x38
0x3A
0x3C
0x3E
0x40
00
00
00
00
00
00
00
00
00
00
00
80
80
80
8B
00
00
00
00
00
00
00
00
00
00
00
80
80
80
8E
00
00
00
00
00
00
00
00
00
20
00
80
80
80
9B
0x42(5)
0x44(5)
0x46(5)
0x48(5)
0x4A(5)
0x4C(5)
0x4E(5)
0x50(5)
0x52(5)
0x54(5)
A0
E1
24
28
3B
25
28
3B
25
E3
38
1E
3A
77
1C
3A
77
1C
5D
1C
18
5F
C4
13
5F
C4
13
1-70
Conexant
100381B
CONEXANT [ CONEXANT SYSTEMS, INC ]
