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CMX635

ISDN Subscriber Processor

MX-COM Inc  

ISDN subscriber Processor

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CMX635 Advance Information

5.2.4.3 Level-2 HDLC Status and Mask Registers .....................................................................35

5.2.4.4 Level-3 Receive Status and Mask Registers ..................................................................35

5.2.4.5 Rx Octet Counter ............................................................................................................36

5.2.5 HDLC Tx Channel Control.....................................................................................................36

5.2.5.1 Tx Mode Register............................................................................................................36

5.2.5.2 Tx Address Registers......................................................................................................37

5.2.5.3 Tx Frame Count Register................................................................................................37

5.2.5.4 Tx Octet Count Register..................................................................................................38

5.2.6 IOM Interface Control ............................................................................................................38

5.2.6.1 IOM Control Register ......................................................................................................38

5.2.6.2 Monitor Channel Control Register...................................................................................39

5.2.6.3 Monitor Channel Tx Register ..........................................................................................39

5.2.6.4 Monitor Channel Rx Register ..........................................................................................39

5.2.6.5 IOM Status Register/Mask Register/Real Time Status...................................................40

5.2.6.6 CI Channel Transmit/Receive Registers.........................................................................40

5.2.7 Clock and Power Control.......................................................................................................41

5.2.7.1 Clock Enable Register.....................................................................................................41

5.2.7.2 Audio Enable Register ....................................................................................................42

5.2.7.3 Tone Enable Register .....................................................................................................42

5.2.7.4 Status/Mask Registers ....................................................................................................43

5.2.7.5 Clock Control Register ....................................................................................................43

5.2.8 Speaker Phone Statistics ......................................................................................................44

5.2.8.1 Speakerphone Mode Register ........................................................................................45

5.2.8.2 Receive/Transmit Channel Threshold Registers ............................................................45

5.2.8.3 Receive/Transmit Channel Hysteresis Registers ...........................................................45

5.2.8.4 Receive/Transmit/Attenuated Channel Speech Filter Outputs .......................................45

5.2.8.5 Receive/Transmit Channel Noise Filter Outputs.............................................................46

5.2.8.6 Status/Interrupt/Mask Registers......................................................................................46

5.2.8.7 Filter Reset Register .......................................................................................................47

5.2.9 Audio Block............................................................................................................................47

5.2.9.1 Audio Rx Gain (G1) and Speakerphone Attenuation (G2) Register ...............................47

5.2.9.2 Speaker Output Amplifier Gain Register (G3) ................................................................48

5.2.9.3 Tone Injection Attenuation (G4) and Sidetone Attenuation (G5) Register......................49

5.2.9.4 Audio Routing Register ...................................................................................................50

5.2.10 Tone/Codec Block .................................................................................................................51

5.2.10.1 Tone/Codec Control Register .........................................................................................51

5.2.10.2 FSK Transmit Data..........................................................................................................53

5.2.10.3 Tone Data Register .........................................................................................................53

5.2.10.4 DTMF Receive Data........................................................................................................55

5.2.10.5 Tone Status/Mask Registers...........................................................................................56

5.3 Register Address Definition Summary ...............................................................................57

2001 MX-COM, Inc.

www.mxcom.com Tel: 800 638 5577 336 744 5050 Fax: 336 744 5054

Doc. # 20480225.002

4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA All trademarks and service marks are held by their respective companies.

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