G2R-14-12VDC Datasheet, PDF (38/73 Pages) Texas Instruments – Ultralow Power NTSC/PAL/SECAM Video Decoder With RObust Sync Detector

2.20.21 Genlock and RTC Register
Address
15h
Default
01h
7
6
Reserved
F/V bit control
5
4
3
2
F/V bit control
Reserved
1
0
GLCO/RTC
BIT 5
0
0
1
1
BIT 4
0
1
0
1
NUMBER OF LINES
Standard
Nonstandard even
Nonstandard odd
Standard
Nonstandard
Standard
Nonstandard
Illegal
F BIT
ITU-R BT.656
Force to 1
Toggles
ITU-R BT.656
Toggles
ITU-R BT.656
Pulse mode
V BIT
ITU-R BT.656
Switch at field boundary
Switch at field boundary
ITU-R BT.656
Switch at field boundary
ITU-R BT.656
Switch at field boundary
GLCO/RTC. The following table helps in understanding the different modes.
BIT 2
0
0
1
1
BIT 1
X
X
X
X
BIT 0
0
1
0
1
GENLOCK/RTC MODE
GLCO
RTC output mode 0 (default)
GLCO
RTC output mode 1
All other values are reserved.
Figure 2−6 shows the timing of GLCO and Figure 2−7 shows the timing of RTC.
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