cx25840 Conexant Systems, Inc., cx25840 Datasheet - Page 215
cx25840
Manufacturer Part Number
cx25840
Description
Video Decoder And Broadcast Audio
Manufacturer
Conexant Systems, Inc.
Datasheet
1.CX25840.pdf
(289 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
cx25840-24ZP
Manufacturer:
CONEXAN
Quantity:
20 000
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CX25840/1/2/3 Data Sheet
102284B
8/3/05
TTX Packet Address 2
[7:4]
[3:0]
TTX Packet Address 3
[7:0]
VBI 1 and 2 SDID
[7:4]
[3:0]
VBI 3 SDID
[7:4]
[3:0]
VBI FIFO Reset
[7:4]
[3]
[2]
[1]
[0]
Bits
Bits
Bits
Bits
Bits
RW
RW
RW
RW
RW
RZ
RW
RZ
RW
RW
RW
RW
Type
Type
Type
Type
Type
1111
0000
0xFF
1010
1001
0000
1011
0000
0
0
0
0
Default
Default
Default
Default
Default
TTX_PKTADRU_HB
VBI2_SDID
VBI1_SDID
RESERVED
WSS_FIFO_RST
GS2_FIFO_RST
GS1_FIFO_RST
CC_FIFO_RST
TTX_PKTADRU_LN
TTX_PKTADRL_HN
RESERVED
VBI3_SDID
Name
Name
Name
Name
Name
Conexant
Low nibble of Teletext packet address upper limit for packet
filtering purposes. Enabled when VBIx_TTX_MODE = 1.
High nibble of Teletext packet address lower limit for packet
filtering purposes. Enabled when VBIx_TTX_MODE = 1.
High byte of Teletext packet address upper limit for packet
filtering purposes. Enabled when VBIx_TTX_MODE = 1.
SDID to use when VBI_CUST2 data type is selected.
SDID to use when VBI_CUST1 data type is selected.
SDID to use when VBI_CUST3 data type is selected.
When = 1, reset WSS payload FIFO
When = 1, reset Gemstar2x payload FIFO
When = 1, reset Gemstar1x payload FIFO
When = 1, reset Closed Caption/XDS payload FIFO
Description
Description
Description
Description
Description
Address 0x43F
Address 0x442
Address 0x440
Address 0x43E
Address 0x441
Register Map
5-73
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