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PDF PEB2091N Data sheet ( Hoja de datos )

Número de pieza PEB2091N
Descripción ICs for Communications(ISDN Echocancellation Circuit)
Fabricantes Siemens Semiconductor Group 
Logotipo Siemens Semiconductor Group Logotipo



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No Preview Available ! PEB2091N Hoja de datos, Descripción, Manual

ICs for Communications
ISDN Echocancellation Circuit
IEC-Q
PEB 2091 Version 5.3
PEF 2091 Version 5.3
Data Sheet 01.99
DS 2

1 page




PEB2091N pdf
PEB 2091
PEF 2091
Table of Contents
Page
3.7.6
3.8
3.9
3.10
3.11
3.12
3.13
3.14
3.15
3.16
Microprocessor Clock Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .89
Microprocessor Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .90
S/G Bit and BAC bit Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .90
Power Controller Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .91
Power Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .92
Undervoltage Detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .92
Watchdog Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .93
Power On Reset (POR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .93
Reset Behavior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .94
Test Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .95
4
4.1
4.1.1
4.1.2
4.1.3
4.1.4
4.1.4.1
4.2
4.2.1
4.2.2
4.2.3
4.2.3.1
4.2.3.2
4.2.4
4.3
4.3.1
4.3.2
4.3.3
4.3.4
4.3.5
4.3.6
4.3.7
4.3.8
4.3.9
4.3.10
4.3.11
4.3.12
4.3.13
4.3.14
4.3.15
4.4
4.4.1
Operational Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .96
Microprocessor Access to IOM®-2 Channels . . . . . . . . . . . . . . . . . . . . . . .97
B-Channel Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .98
D-Channel Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .99
C/I Channel Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .100
Monitor Channel Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .101
Monitor Channel Protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .103
Access to U-Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .106
Access to Data Channels of U-Interface . . . . . . . . . . . . . . . . . . . . . . . .108
Access to EOC of U-Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .110
Access to the Single Bits of U-Interface . . . . . . . . . . . . . . . . . . . . . . . .115
Single Bits Transmission on U . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .115
Single Bits Reception from U . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .120
Setting Superframe Marker . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .124
Layer 1 Activation and Deactivation . . . . . . . . . . . . . . . . . . . . . . . . . . . . .125
Complete Activation Initiated by LT . . . . . . . . . . . . . . . . . . . . . . . . . . . .126
Activation with ACT-Bit Status Ignored by the Exchange Side . . . . . . .127
Complete Activation Initiated by TE . . . . . . . . . . . . . . . . . . . . . . . . . . . .128
Complete Deactivation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .129
Partial Activation (U Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .130
Activation Initiated by LT with U Active . . . . . . . . . . . . . . . . . . . . . . . . .131
Activation Initiated by TE with U Active . . . . . . . . . . . . . . . . . . . . . . . . .132
Deactivating S/T-Interface Only . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .134
Activation Initiated by LT with Repeater . . . . . . . . . . . . . . . . . . . . . . . .135
Activation Initiated by TE with Repeater . . . . . . . . . . . . . . . . . . . . . . . .136
Loss of Synchronization / Signal at Repeater . . . . . . . . . . . . . . . . . . . .137
Deactivation with Repeater . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .141
Activation Attempt Initiated by NT in NT-Auto Activation Mode . . . . . . .142
Activation in the µP-NT Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .142
Upstream Wake-Up Indication in the LT Repeater Mode . . . . . . . . . . .143
State Machines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .145
State Machine Notation Rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .145
Semiconductor Group
5
Data Sheet 01.99

5 Page





PEB2091N arduino
PEB 2091
PEF 2091
List of Figures
Page
Figure 41
Figure 42
Figure 43
Figure 44
Figure 45
Figure 46
Figure 47
Figure 48
Figure 49
Figure 50
Figure 51
Figure 52
Figure 53
Figure 54
Figure 55
Figure 56
Figure 57
Figure 58
Figure 59
Figure 60
Figure 61
Figure 62
Figure 63
Figure 64
Figure 65
Figure 66
Figure 67
Figure 68
Figure 69
Figure 70
Figure 71
Figure 72
Figure 73
Figure 74
Figure 75
Figure 76
Figure 77
Figure 78
Figure 79
Figure 80
Figure 81
Figure 82
C/I Channel Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .101
Monitor Channel Access Directions . . . . . . . . . . . . . . . . . . . . . . . . . . .102
Monitor Channel Protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .104
Channels of Access to U-Interface (Transmitter) . . . . . . . . . . . . . . . . .106
Channels of Access to U-Interface (Receiver) . . . . . . . . . . . . . . . . . . .107
Access to Data Transmission on U . . . . . . . . . . . . . . . . . . . . . . . . . . .108
Access to Data Received from U . . . . . . . . . . . . . . . . . . . . . . . . . . . . .110
Access to EOC Transmission on U . . . . . . . . . . . . . . . . . . . . . . . . . . .111
Access to EOC Received from U . . . . . . . . . . . . . . . . . . . . . . . . . . . . .111
EOC-Procedure in Auto and Transparent Mode . . . . . . . . . . . . . . . . .114
Access to Single Bits Transmission on U . . . . . . . . . . . . . . . . . . . . . .115
Access to Single Bits Received from U . . . . . . . . . . . . . . . . . . . . . . . .120
Complete Activation Initiated by LT . . . . . . . . . . . . . . . . . . . . . . . . . . .126
Activation with ACT-Bit Status Ignored by the Exchange . . . . . . . . . .127
Complete Activation Initiated by TE . . . . . . . . . . . . . . . . . . . . . . . . . . .128
Complete Deactivation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .129
U Only Activation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .130
LT Initiated Activation with U-Interface Active . . . . . . . . . . . . . . . . . . .131
TE Activation with U Active and Exchange Control (case 1) . . . . . . . .132
TE Activation with U Active and no Exchange Control (case 2) . . . . .133
Deactivation of S/T Only . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .134
Activation with Repeater Initiated by LT. . . . . . . . . . . . . . . . . . . . . . . .135
Activation with Repeater Initiated by TE . . . . . . . . . . . . . . . . . . . . . . .136
Loss of Synchronization at Repeater (LT Side) . . . . . . . . . . . . . . . . . .137
Loss of Signal at Repeater (LT Side) . . . . . . . . . . . . . . . . . . . . . . . . . .138
Loss of Synchronization at Repeater (NT side) . . . . . . . . . . . . . . . . . .139
Loss of Signal at Repeater (NT side) . . . . . . . . . . . . . . . . . . . . . . . . . .140
Deactivation with Repeater . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .141
DIN Control via CIWU:SPU in NT µP Mode. . . . . . . . . . . . . . . . . . . . .142
Wake Up Indication in Repeater Power Down . . . . . . . . . . . . . . . . . . .143
State Diagram Notation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .145
State Transition Diagram in LT Modes . . . . . . . . . . . . . . . . . . . . . . . .147
State Transition Diagram in NT, TE and NT-PBX Modes . . . . . . . . . .161
State Transition Diagram in NT-Auto Activation Mode . . . . . . . . . . . .162
State Transition Diagram LT-Repeater Mode . . . . . . . . . . . . . . . . . . .174
State Transition Diagram NT-Repeater Mode . . . . . . . . . . . . . . . . . . .175
Relationship between CRC and FEBE Bits and Superframe Number .177
Block Error Counter Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .183
CRC Violation Indications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .184
Test Loop-Backs Supported by the IEC-Q. . . . . . . . . . . . . . . . . . . . . .187
Complete Loop-Back Options in NT modes. . . . . . . . . . . . . . . . . . . . .189
Closing Loop-Back #1A in a Multi-Repeater System . . . . . . . . . . . . . .191
Semiconductor Group
11
Data Sheet 01.99

11 Page







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