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PM4328-PI 参数 Datasheet PDF下载

PM4328-PI图片预览
型号: PM4328-PI
PDF下载: 下载PDF文件 查看货源
内容描述: 高密度T1 / E1成帧器,集成M13多路复用器 [HIGH DENSITY T1/E1 FRAMER WITH INTEGRATED M13 MULTIPLEXER]
分类和应用: 复用器数字传输控制器电信集成电路电信电路异步传输模式ATM
文件页数/大小: 250 页 / 1399 K
品牌: PMC [ PMC-SIERRA, INC ]
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STANDARD PRODUCT  
PM4328 TECT3  
DATASHEET  
PMC-2011596  
ISSUE 1  
HIGH DENSITY T1/E1 FRAMER  
AND M13 MULTIPLEXER  
G4=1  
G5=1  
G6=1  
SE=1  
FE=1  
10<CRC ERROR EVENT ?100  
100<CRC ERROR EVENT ?319  
CRC ERROR EVENT ? 320  
Severely Errored Framing Event O 1(FE shall =0)  
Frame Synchronization Bit Error Event O1  
(SE shall=0 )  
LV=1  
Line code violation event O 1  
Slip Event O 1  
Payload Loopback Activated  
Under Study For Synchronization.  
Reserved ( Default Value =0)  
SL=1  
LB=1  
U1,U2=0  
R=0  
NmNI=00,01,10,11 One second Report Modulo 4 Counter  
12.7 Using the Per-Channel Serial Controllers  
12.7.1 Initialization  
Before the TPSC (RPSC) block can be used, a proper initialization of the internal  
registers must be performed to eliminate erroneous control data from being  
produced on the block outputs. The output control streams should be disabled  
by setting the PCCE bit in the TPSC (RPSC) Configuration Register to logic 0.  
Then, all 96 locations of the TPSC (RPSC) must be filled with valid data.  
Finally, the output streams can be enabled by setting the PCCE bit in the TPSC  
(RPSC) Configuration Register to logic 1.  
12.7.2 Direct Access Mode  
Direct access mode to the TPSC or RPSC is not used in the TECT3. However,  
direct access mode is selected by default whenever the TECT3 is reset. The  
IND bit within the TPSC and RPSC Configuration Registers must be set to  
logic 1 after a reset is applied.  
12.7.3 Indirect Access Mode  
Indirect access mode is selected by setting the IND bit in the TPSC or RPSC  
Configuration Register to logic 1. When using the indirect access mode, the  
status of the BUSY indication bit should be polled to determine the status of the  
PROPRIETARY AND CONFIDENTIAL  
150  
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