ISDN Data and Telephony Protocol Engine (inc. X.25)
CMX228
CONTENTS
Section
Page
1.0 Features and Applications.........................................................................1
1.1 Brief Description.........................................................................................1
1.2 Block Diagram ............................................................................................4
1.3 Signal List...................................................................................................5
1.4 External Components.................................................................................8
1.5 General Description....................................................................................9
1.5.1 Glossary ....................................................................................10
1.5.2 Initialisation...............................................................................11
1.5.3 ISDN Interface............................................................................11
1.5.3.1 Activation.....................................................................11
1.5.3.2 De-activation or Line Disconnection .............................11
1.5.3.3 Line Failure Detection ..................................................11
1.5.3.4 Incoming Calls .............................................................12
1.5.3.5 Multiple Subscriber Numbering.....................................12
1.5.3.6 Channel Mapping.........................................................12
1.5.4 POTS Configuration..................................................................13
1.5.4.1 Configuration and Control via DTMF Keypad................13
1.5.5 POTS Operation ........................................................................15
1.5.5.1 Keypad Operation........................................................15
1.5.5.2 Incoming POTS Calls...................................................15
1.5.5.3 Outgoing POTS Calls...................................................15
1.5.5.4 Connected Calls...........................................................16
1.5.5.5 Call Clearing ................................................................16
1.5.6 Data Configuration....................................................................17
1.5.6.1 Hayes Command Set...................................................17
1.5.6.2 Hayes Register Set......................................................22
1.5.6.2.1 X.25 Virtual Circuit Parameters .................................23
1.5.6.2.2 X.25 Parameters.......................................................24
1.5.6.2.3 V.120 Parameters.....................................................25
1.5.6.2.4 X.25 PAD Parameters...............................................25
1.5.6.2.5 B Channel LAPB Parameters....................................26
1.5.6.2.6 Basic Configuration Parameters................................26
1.5.7 Data Operation ..........................................................................28
1.5.7.1 Incoming B-Channel Data Calls....................................28
1.5.7.2 Outgoing B-Channel Data Calls....................................28
1.5.7.3 X.25 Data Calls on the D-Channel................................28
1.5.7.4 Connected Calls...........................................................28
1.5.7.5 Call Clearing ................................................................28
1.5.8 Application Programmer's Interface ........................................29
1.5.9 Hardware Description ...............................................................30
1.5.9.1 LED Status Indicators (LED1 to LED9, and ILFI)..........30
ã 1999 Consumer Microcircuits Limited
ã 1999 Chiron Technology Limited
2
D/228/1
CMLMICRO [ CML MICROCIRCUITS ]
