Analog Devices Advantiv ADV7604 Hardware Manual page 113

TMDSFREQ[7:0] , HDMI Map, Address 0x06, [7:0]
Function
TMDSFREQ[7:0]
xxxxxxxx
TMDSFREQ_FRAC[1:0], HDMI Map, Address 0x3B, [5:4]
Function
TMDSFREQ_FRA
C[1:0]
xx
VIDEO_PLL_LCK_RAW , IO Map, Address 0x6A, [5]
Function
VIDEO_PLL_LCK
_RAW
0
1
NEW_TMDS_FRQ_RAW , IO Map, Address 0x7E, [1]
Function
NEW_TMDS_FRQ
_RAW
0
1
FREQTOLERANCE[3:0], HDMI Map, Address 0x0D, [3:0]
Function
FREQTOLERANC
E
0100
xxxx
Rev. F August 2010
Description
Outputs 8-bit TMDS frequency measurement in MHz
Description
Fractional part of the TMDS frequency measurement. The unit for this
measurement is ¼ MHz.
Description
TMDS PLL not locked
TMDS PLL locked
Description
Frequency of TMDS clock has not changed by a value bigger than value
set in FREQTOLERANCE.
Frequency of TMDS clock on selected channel has changed by a value
equal to or bigger than value set in FREQTOLERANCE.
NEW_TMDS_FRQ_RAW reset to 0 by setting NEW_TMDS_FRQ_CLR
(IO Map, Address 0x7B[1]) to 0.
Description
Default value (4 MHz)
Threshold used for NEW_TMDS_FRQ_RAW
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ADV7604