CDB4955A Cirrus Logic Inc, CDB4955A Datasheet - Page 46

• Manufacturer Part Number: CDB4955A
• Description: EVALUATION BOARD FOR CS4955A
• Manufacturer: Cirrus Logic Inc

Specifications of CDB4955A

• Main Purpose: Video, Video Processing
• Embedded: Yes, Other
• Utilized Ic / Part: CS4955
• Primary Attributes: NTSC/PAL Digital Video Encoder
• Secondary Attributes: Graphical User Interface, RS-232 Interface
• Operating Frequency: 27 MHz
• Interface Type: RS-232, Composite, RGB, S-Video
• Operating Supply Voltage: 3.3 V, 5 V
• Software: Software Included
• Silicon Manufacturer: Cirrus Logic
• Silicon Core Number: CS4955
• Kit Application Type: Audio / Video / TV
• Application Sub Type: Encoder / Decoder
• Kit Contents: Evaluation Board
• Rohs Compliant: No
• For Use With/related Products: CS4954
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant

Closed Caption Data Register
Address
Wide Screen Signaling Register 0
Address
46
Bit Number
Bit Name
Default
Bit
7:0
7:0
7:0
7:0
Bit
7
6
5
4
3
2
1
0
Mnemonic
CC_284_1
CC_284_2
CC_21_1
CC_21_2
WSS_23
0
0
0
0
0
Mnemonic
×
×
×
×
×
WSS_23
WSS_22
WSS_21
WSS_20
WSS_19
WSS_18
WSS_17
WSS_16
7
0
19
1A
1B
1C
1E
first closed caption databyte of line 21
second closed caption databyte of line 21
first closed caption databyte of line 284
second closed caption databyte of line 284
WSS_22
CC_21_1
CC_21_2
CC_284_1
CC_284_2
WSS_REG_0
6
0
Enable wide screen signalling (enable =1)
PAL: enable WSS (enable = 1) on line 23 of field 2,
NTSC: don’t care
PAL: group 4, bit 13, NTSC: don’t care
PAL: group 4, bit 12, NTSC: don’t care
PAL: group 4, bit 11, NTSC: bit 20
PAL: group 3, bit 10, NTSC: bit 19
PAL: group 3, bit 9, NTSC: bit 18
PAL: group 3, bit 8, NTSC: bit 17
WSS_21
5
0
Read/Write
Read/Write
WSS_20
4
0
Default Value = 00h
00h
00h
00h
Default Value = 00h
WSS_19
Function
3
0
Function
WSS_18
2
0
CS4954 CS4955
WSS_17
1
0
WSS_16
DS278F6
0
0