CX25870/871
1.0 Functional Description
Flicker-Free Video Encoder with Ultrascale Technology
1.3 Device Description
Table 1-23. SECAM Specific Registers
Register Address
Description
MSC_DB[7:0]
Value for PAL-BDGHI
Value for SECAM
0x42
0x44
0x46
0x48
0x4A
0x4C
0x4E
Not Used for PAL-BDGHI
Not Used for PAL-BDGHI
Not Used for PAL-BDGHI
Not Used for PAL-BDGHI
Not Used for PAL-BDGHI
Not Used for PAL-BDGHI
Not Used for PAL-BDGHI
Use MSC_DB[31:0] equation
MSC_DB[15:8]
MSC_DB[23:16]
MSC_DB[31:24]
DR_LIMITP[7:0]
DR_LIMITN[7:0]
Use MSC_DB[31:0] equation
Use MSC_DB[31:0] equation
Use MSC_DB[31:0] equation
Use DR_LIMITP[10:0] equation
Use DR_LIMITN[10:0] equation
DR_LIMITN[10:8] &
DR_LIMITP[10:8]
Use DR_LIMITN[10:0] equation
Use DR_LIMITP[10:0] equation
0x50
0x52
0x54
DB_LIMITP[7:0]
DB_LIMITN[7:0]
Not Used for PAL-BDGHI
Not Used for PAL-BDGHI
Not Used for PAL-BDGHI
Use DB_LIMITP[10:0] equation
Use DB_LIMITN[10:0] equation
DB_LIMITN[10:8] &
DB_LIMITP[10:8]
Use DB_LIMITN[10:0] equation
Use DB_LIMITP[10:0] equation
0x56
0x58
FIL4286INCR[7:0]
Not Used for PAL-BDGHI
Not Used for PAL-BDGHI
Use FIL4286INCR[7:0] equation
Use FILFSCONV[5:0] equation
Bits 5-0 are
FILFSCONV[5:0]
0xA8
0xAA
0xAE
0xB0
0xB2
0xB4
MCR[7:0]
MCB[7:0]
Overscan Ratio Dependent
Overscan Ratio Dependent
Overscan Ratio Dependent
Overscan Ratio Dependent
Overscan Ratio Dependent
Overscan Ratio Dependent
Use MCR[7:0] equation
Use MCB[7:0] equation
Use MSC[31:0] equation
Use MSC[31:0] equation
Use MSC[31:0] equation
Use MSC[31:0] equation
MSC[7:0]
MSC[15:8]
MSC[23:16]
MSC[31:24]
1.3.41 Macrovision Copy Protection
The CX25871 device supports Version 7.1.L1 of the Macrovision specification
for copy protection for all NTSC, PAL, and SECAM video outputs. The CX25870
does not support the Macrovision feature whatsoever.
NOTE: The CX25871 will power-up with Macrovision copy protection enabled as
required by Macrovision Version 7.1.L1.
For detailed instructions and lists of default register values for the CX25871
obtain a Macrovision license and then ask for the Macrovision Process
Supplement application note from your local Conexant salesperson or field
application engineer.
100381B
Conexant
1-75
CONEXANT [ CONEXANT SYSTEMS, INC ]
