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GS1670 Arkusz danych(PDF) 86 Page - Semtech Corporation

Numer części GS1670
Szczegółowy opis  HD/SD SDI Receiver Complete with SMPTE Audio and Video Processing
PDF  126 Pages
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Producent  SEMTECH [Semtech Corporation]
Strona internetowa  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

GS1670 Arkusz danych(HTML) 86 Page - Semtech Corporation

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GS1670 HD/SD SDI Receiver
Data Sheet
53831 - 2
September 2012
86 of 126
022h
RASTER_STRUC_
4
RATE_SEL_READBACK
15-14
Read back detected data rate:
0 = HD,
1,3=SD,
2=Reserved
R0
M13
Specifies detected M value
0: 1.000
1: 1.001
R0
Note:
In certain systems, due to greater ppm offsets in the crystal, the ‘M’ bit may not assert
properly. In such cases, bits 3:0 in Register 06Fh can be increased to a maximum value of 4.
STD_LOCK12
Video standard lock.
R
0
INT_PROG
11
Interlaced or progressive.
R
0
ACTLINE_PER_FIELD
10-0
Active lines per frame.
R
0
023h
FLYWHEEL
_STATUS
RSVD
15-2
Reserved.
R
0
V_LOCK_DS11
Indicates that the timing signal
generator is locked to vertical
timing (HD and SD inputs).
R0
H_LOCK_DS10
Indicates that the timing signal
generator is locked to horizontal
timing (HD and SD inputs).
R0
024h
RATE_SEL
RSVD
15-3
Reserved.
R
0
AUTO/MAN
2Detect data rate automatically (1)
or program manually (0).
R/W
1
RATE_SEL_TOP
1-0
Programmable rate select in
manual mode:
0 = HD,
1,3=SD,
2=Reserved
R/W
0
025h
TIM_861_
FORMAT
RSVD
15-7
Reserved.
R
0
FORMAT_ERR
6
Indicates standard is not
recognized for CEA 861 conversion.
R1
FORMAT_ID_8615-0
CEA-861 format ID of input video
stream. Refer to Table 4-9.
R0
026hTIM_861_CFG
RSVD
15-3
Reserved.
R
0
VSYNC_INVERT
2
Invert output VSYNC pulse.
R/W
0
HSYNC_INVERT
1
Invert output HSYNC pulse.
R/W
0
TRS_8610
Sets the timing reference outputs
to DFP timing mode when set to
'1'. By default, the timing
reference outputs follow CEA-861
timing mode. Only valid when
TIM_861 is set to '1'.
R/W
0
027h -
036h
RSVD
RSVD
Reserved.
R
N/A
Table 4-28:Video Core Configuration and Status Registers (Continued)
Address
Register Name
Bit Name
Bit
Description
R/W
Default



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