pef82902 Infineon Technologies Corporation, pef82902 Datasheet - Page 7
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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
3.1.5
3.1.6
3.2
3.2.1
3.2.2
3.2.2.1
3.2.2.2
3.2.3
3.3
3.3.1
3.3.2
3.3.3
3.3.4
3.3.5
4
4.1
4.2
4.3
4.3.1
4.3.2
4.4
4.4.1
4.4.2
4.4.3
4.4.4
4.4.5
4.4.6
4.4.7
4.4.8
4.4.9
4.4.10
4.4.11
4.4.12
4.4.13
4.4.14
4.4.15
4.4.16
4.4.17
4.4.18
4.4.19
4.4.20
Data Sheet
Layer 1 Loopbacks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
External Circuitry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
Register Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
Address Space . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Register Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Detailed HDLC Control and C/I Registers . . . . . . . . . . . . . . . . . . . . . . . . 145
Complete Deactivation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Loop 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Analog Loop-Back S-Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Loopback No.2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124
Local Loopbacks Featured By the LOOP Register . . . . . . . . . . . . . . . 125
Power Supply Blocking Recommendation . . . . . . . . . . . . . . . . . . . . . . 127
U-Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
S-Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Oscillator Circuitry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Reset of U-Transceiver Functions During Deactivation or with
C/I-Code RESET 143
Mode Register Evaluation Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144
RFIFO - Receive FIFO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
XFIFO - Transmit FIFO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
ISTAH - Interrupt Status Register HDLC . . . . . . . . . . . . . . . . . . . . . . . 145
MASKH - Mask Register HDLC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
STAR - Status Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
CMDR - Command Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
MODEH - Mode Register HDLC Controller . . . . . . . . . . . . . . . . . . . . . 150
EXMR - Extended Mode Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
TIMR - Timer Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
SAP1 - SAPI1 Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
SAP2 - SAPI2 Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
RBCL - Receive Frame Byte Count Low . . . . . . . . . . . . . . . . . . . . . . . 155
RBCH - Receive Frame Byte Count High for D-Channel . . . . . . . . . . 156
TEI1 - TEI1 Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 156
TEI2 - TEI2 Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157
RSTA - Receive Status Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157
TMH -Test Mode Register HDLC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 159
CIR0 - Command/Indication Receive 0 . . . . . . . . . . . . . . . . . . . . . . . . 160
CIX0 - Command/Indication Transmit 0 . . . . . . . . . . . . . . . . . . . . . . . . 161
CIR1 - Command/Indication Receive 1 . . . . . . . . . . . . . . . . . . . . . . . . 162
Complete Loopback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Loopback No.2 - Single Channel Loopbacks . . . . . . . . . . . . . . . . . . 125
PEF 81902
2001-11-12
Page
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