參數(shù)資料
型號(hào): L64777
英文描述: L64777 DVB QAM Modulator technical manual 6/00
中文描述: L64777的DVB QAM調(diào)制器技術(shù)手冊(cè)6 / 00
文件頁數(shù): 79/124頁
文件大?。?/td> 988K
代理商: L64777
NCO-Related Registers
4-17
4.2.17 Register 42
EXT_GAP
Gap Bytes
This value indicates the number of gap bytes applied to
the TS input. These are NCO-related register fields; they
are used only in PLL Mode 2. The reset value is
0b0100 0110.
R/W [7:0]
4.2.18 Register 43
THRESHOLD FIFO Measurement Threshold
This value sets the threshold for the virtual FIFO
measurement, which is used as the initial value for the
autoacquisition. These are NCO-related register fields;
they are used only in PLL Mode 2. The reset value is
0b0111 0011
R/W [7:0]
Table 4.2 shows the reset values for all register fields.
7
0
EXT_GAP
7
0
THRESHOLD
Table 4.2
Reset Values for Register Fields
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
A
0
0
0
0
0
0
0
0
0
0
1
0
0
1
1
0
1
1
0
1
1
0
0
0
0
0
2
0
0
0
0
0
0
0
0
3
1
0
1
1
1
0
1
1
4
0
1
0
0
0
1
1
1
5
1
0
1
0
0
0
0
1
6
0
0
0
0
1
0
0
0
7
0
0
0
0
0
0
0
0
8
0
0
0
0
0
0
1
0
9
0
0
0
0
0
0
0
0
10
0
0
0
1
0
0
0
0
11
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