參數(shù)資料
型號(hào): DS21Q50N
英文描述: Telecommunication IC
中文描述: 通信集成電路
文件頁(yè)數(shù): 53/99頁(yè)
文件大?。?/td> 325K
代理商: DS21Q50N
DS21Q50
Page 53 of 99
Register Name:
Register Description:
Register Address:
Bit #
SYM
SYMBOL
-
BUCS
SCICR
SYSTEM CLOCK INTERFACE CONTROL REGISTER
1D Hex
7
-
6
5
4
3
2
1
0
BUCS
SOE
CSS1
CSS0
SCS2
SCS1
SCS0
BIT NAME AND DESCRIPTION
7
Unused.
Should Be set = 0 for proper operation
6
Back-Up Clock Select.
Selects which clock source to switch to
automatically during a Loss Of Transmit Clock event.
0 = During a LOTC event, switch to MCLK.
1 = During a LOTC event, switch to system reference clock
Synthesizer Output Enable.
0 = 2/4/8/16MCK pin in high z mode
1 = 2/4/8/16MCK pin active
Clock Synthesizer Select Bit 1.
See Clock Synthesizer Output table below
Clock Synthesizer Select Bit 0.
See Clock Synthesizer Output table below
System Clock Select Bit 2.
See System Clock Select table below
System Clock Select Bit 1.
See System Clock Select table below
System Clock Select Bit 0.
See System Clock Select table below
SOE
5
CSS1
4
CSS0
3
SCS2
2
SCS1
1
SCS0
0
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