CDB4955A Cirrus Logic Inc, CDB4955A Datasheet - Page 40

• 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

Control Register 2
Address
40
Bit Number
Bit Name
Default
Bit
7:5
4
3
2
1
0
OUTPUT FORMAT
Mnemonic
SYNC DLY
TTX WST
TTX EN
BU DIS
0
XTAL
×
02
7
0
OUTPUT FORMAT
CONTROL_2
selects the output through the DACs
000 :
001 :
010 :
011 :
100 :
101-111:
To select between world standard (NTSC), world standard (PAL), or north
american teletext standard during NTSC or PAL modes (1 = WST TTX) (default
is 0)
In NTSC-M or PAL-M mode. This bit works in conjunction with the TV FORMAT
register.
0:
1:
0:
1:
Enable teletext process (1 = enable)
Slave mode 1 pixel sync delay (1 = enable)
Crystal oscillator for subcarrier adjustment enable (1 = enable)
Chroma burst disable (1 = disable)
6
0
5
0
Read/Write
TTX WST
don’t care
rgb, s-video, composite1 (6 DACs) (default)
yuv, s-video, composite1 (6 DACs)
s-video, composite1, composite2, (4 DACs)
rgb, composite1, composite2 (5 DACs)
yuv, composite1, composite2 (5 DACs)
NABTS, if TV FORMAT is NTSC or PAL-M
WST (NTSC), if TV FORMAT is NTSC or PAL-M
Europe TTX, if TV FORMAT is PAL-B, G..., N
WST (PAL), if TV FORMAT is PAL-B, G, ..., N
4
0
Default Value = 00h
TTX EN
Function
3
0
SYNC_DLY
2
0
CS4954 CS4955
XTAL
1
0
SC_EN
DS278F6
0
0