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CX82100-52 参数 Datasheet PDF下载

CX82100-52图片预览
型号: CX82100-52
PDF下载: 下载PDF文件 查看货源
内容描述: 家庭网络处理器( HNP ) [Home Network Processor (HNP)]
分类和应用:
文件页数/大小: 226 页 / 1406 K
品牌: CONEXANT [ CONEXANT SYSTEMS, INC ]
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CX82100 Home Network Processor Data Sheet  
13.4.2  
BCLK PLL Register (PLL_B: 0x0035006C)  
PLL_B register is used by the BCLK PLL to generated the desired clocks  
BCLK/PCLK/EPCLK.  
Bit(s)  
31:29  
28  
Type  
Default  
Name  
Description  
Reserved.  
BCLK Slow Speed Select.  
0 = Normal BCLK speed.  
RW  
1’b1  
PLL_B_CR_SLOW  
1 = Slow BCLK speed (one-half normal speed). (Default)  
BCLK PLL Lock Status.  
27  
26  
RO  
RW  
1’b1  
1’b0  
PLL_B_LK  
0 = BCLK PLL not locked.  
1 = BCLK PLL locked (must be continuous 1 to indicate proper  
BCLK PLL operation).  
PLL_B_DDS  
Disable BCLK ∆Σ Synthesizer.  
0 = Enable BCLK ∆Σ synthesizer and select fractional divides.  
(Default)  
1 = Disable the BCLK ∆Σ synthesizer and select integer-only  
divides.  
25:24  
RW  
2’b00  
PLL_B_CR  
EPCLK Clock Rate Select Divider.  
For PLL_B_CR_SLOW = 0:  
00 = BCLK divided by 3.  
01 = BCLK divided by 4.  
10 = BCLK divided by 5.  
For PLL_B_CR_SLOW = 1:  
00 = BCLK divided by 1. (Default)  
01 = BCLK divided by 2.  
10 = Reserved.  
23:22  
RW  
2’b01  
PLL_B_PRE  
BCLK Reference Input Prescale Divider Select.  
00 = Reserved.  
01 = Divide by 5. (Default)  
10 = Divide by 4.  
11 = Divide by 3.  
BCLK 6-bit Integer Divide Select.  
21:16  
15:0  
RW  
RW  
6’b001110  
(14d)  
PLL_B_INT  
0 =  
Selects PLL power-down state.  
14d Enables the PLL for normal operation as a clock synthesizer.  
See 13.5. (Default)  
16’h2730  
(10032d)  
PLL_B_FRAC  
BCLK 16-bit Fractional Divide.  
See 13.5.  
13-6  
Conexant Proprietary and Confidential Information  
101306C  
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