TMXF28155/51 Super Mapper
155/51 Mbits/s SONET/SDH x28/x21 DS1/E1
Preliminary Data Sheet
May 2001
542
Agere Systems Inc.
22 Cross Connect (XC) Block Functional Description
Table of Contents
Contents
Page
22 Cross Connect (XC) Block Functional Description ......................................................................................... 542
22.1 Cross Connect Introduction .................................................................................................................... 544
22.2 Cross Connect Features ......................................................................................................................... 544
22.3 Cross Connect Block Diagram ............................................................................................................... 545
22.3.1 Framer to Cross Connect Overview ............................................................................................ 546
22.3.2 External I/O to Cross Connect Overview ..................................................................................... 547
22.4 Cross Connect Connectivity Overview ................................................................................................... 548
22.5 DS1/E1 Cross Connect .......................................................................................................................... 549
22.5.1 DS1/E1 Connectivity Matrix ......................................................................................................... 550
22.5.2 DS1/E1 Register Definition .......................................................................................................... 550
22.6 Notes on the DS1 Cross Connect .......................................................................................................... 552
22.6.1 DS1/E1 TPG ................................................................................................................................ 552
22.6.2 M13 DS1/E1 Interface ................................................................................................................. 552
22.6.3 VT Mapper DS1/E1 Interface ...................................................................................................... 553
22.6.4 Digital Jitter Attenuator (DJA) Interface ....................................................................................... 553
22.6.5 Framer System Interface ............................................................................................................. 554
22.6.6 Framer System Interface
—
PSB .................................................................................................. 555
22.6.7 Framer System Interface
—
CHI ................................................................................................... 555
22.6.8 Framer System Interface
—
NSMI ................................................................................................ 557
22.7 DS2 Connectivity .................................................................................................................................... 557
22.7.1 M13 DS2 Interface (DS2 Cross Connect) ................................................................................... 558
22.7.2 M12 MUX (Transmit Path) ........................................................................................................... 558
22.7.3 M12 DeMUX (Receive Path)........................................................................................................ 560
22.7.4 M23 DeMUX (Receive Path) ....................................................................................................... 561
22.7.5 M23 MUX (Transmit Path) ........................................................................................................... 562
22.8 DS3 Connectivity .................................................................................................................................... 564
22.8.1 DS3 TPG/TPM Cross Connect .................................................................................................... 565
22.8.2 DS3 Basic Cross Connect ........................................................................................................... 566
22.8.3 NSMI Cross Connect ................................................................................................................... 567
22.9 Transmit and Receive Path Overhead Access Channel I/O Configuration ............................................ 568
Figures
Page
Figure 81. Cross Connect Block Diagram ............................................................................................................ 545
Figure 82. Framer and Cross Connect................................................................................................................. 546
Figure 83. DS1 Cross Connect Interface.............................................................................................................. 549
Figure 84. DS1E1 External I/O to M13................................................................................................................. 552
Figure 85. Framer Line Interface Cross Connect................................................................................................. 554
Figure 86. Framer System Interface
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Parallel System Bus (PSB) ...................................................................... 555
Figure 87. Framer System Interface
—
Concentration Highway Interface (CHI) ................................................... 556
Figure 88. DS2 Cross Connect Interface.............................................................................................................. 557
Figure 89. M12 MUX DS2 Output Cross Connect................................................................................................ 559
Figure 90. M12 DeMUX Input DS2 Cross Connect.............................................................................................. 561
Figure 91. M23 DeMUx DS2 Output Cross Connect ............................................................................................ 562
Figure 92. M23 MUX DS2 Input Cross Connect................................................................................................... 563
Figure 93. DS3 Cross Connect............................................................................................................................. 564
Figure 94. DS3 Test-Pattern Cross Connect........................................................................................................ 565
Figure 95. DS3 Basic Cross Connect ................................................................................................................... 566
Figure 96. NSMI Interface Cross Connect............................................................................................................ 568
Figure 97. TPOAC and RPOAC Cross Connect .................................................................................................. 569