pef82902 Infineon Technologies Corporation, pef82902 Datasheet - Page 6
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pef82902
Manufacturer Part Number
pef82902
Description
4b3t Second Generation Modular Isdn Nt Intelligent Extended
Manufacturer
Infineon Technologies Corporation
Datasheet
1.PEF82902.pdf
(243 pages)
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Table of Contents
2.4.4.2
2.4.5
2.4.6
2.4.7
2.4.7.1
2.4.7.2
2.4.7.3
2.4.7.4
2.4.7.5
2.4.7.6
2.4.8
2.5
2.5.1
2.5.2
2.5.3
2.5.4
2.5.5
2.5.5.1
2.5.5.2
2.5.5.3
2.5.6
2.5.7
2.6
2.6.1
2.6.2
2.6.2.1
2.6.2.2
2.6.3
2.6.3.1
2.6.3.2
2.6.4
2.6.5
2.6.6
2.6.7
2.6.8
2.6.9
3
3.1
3.1.1
3.1.2
3.1.3
3.1.4
Data Sheet
S-Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
HDLC Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Operational Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Layer 1 Activation/Deactivation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Scrambler / Descrambler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Command/Indication Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
State Machine for Activation and Deactivation . . . . . . . . . . . . . . . . . . . 66
U-Transceiver Interrupt Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Line Coding, Frame Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
S/Q Channels, Multiframing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Data Transfer between IOM‚-2 and S0 . . . . . . . . . . . . . . . . . . . . . . . . . 81
Loopback 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Control of S-Transceiver / State Machine . . . . . . . . . . . . . . . . . . . . . . . 81
S-Transceiver Enable / Disable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Interrupt Structure S-Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Message Transfer Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Data Reception . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Data Transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
Access to IOM‚-2 channels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
Extended Transparent Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
HDLC Controller Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Test Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Reset Behavior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
Generation of 4B3T Signal Elements . . . . . . . . . . . . . . . . . . . . . . . . . 115
Complete Activation Initiated by Exchange . . . . . . . . . . . . . . . . . . . . . 118
Complete Activation Initiated by TE . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Complete Activation Initiated by NT . . . . . . . . . . . . . . . . . . . . . . . . . . . 120
Block Error Counter (RDS Error Counter) . . . . . . . . . . . . . . . . . . . . . 64
State Machine Notation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Awake Protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
NT State Machine (IEC-T / NTC-T Compatible) . . . . . . . . . . . . . . . . 70
Inputs to the U-Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Outputs of the U-Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
NT-States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
C/I Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
State Machine NT Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
State Machine LT-S Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Structure and Control of the Receive FIFO . . . . . . . . . . . . . . . . . . . . 96
Receive Frame Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Structure and Control of the Transmit FIFO . . . . . . . . . . . . . . . . . . 104
Transmit Frame Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
PEF 81902
2001-11-12
Page
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