MX860D6 データシートの表示（PDF） - MX-COM Inc

部品番号

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メーカー

MX860D6

Telephone Signaling Transceiver

MX-COM Inc  

Telephone Signaling Transceiver

Section

2

CONTENTS

CMX860 Advance Information

Page

1. Block Diagram ............................................................................................................... 4

2. Signal List ...................................................................................................................... 5

3. External Components ................................................................................................... 7

3.1 Ring Detector Interface ......................................................................................................... 9

3.2 Hook Detector Interface ...................................................................................................... 10

3.3 Line Interface...................................................................................................................... 10

3.4 Phone Interface .................................................................................................................. 10

4. General Description .................................................................................................... 11

4.1 Tx USART .......................................................................................................................... 11

4.2 FSK Modulator.................................................................................................................... 12

4.3 Tx Filter and Equalizer ........................................................................................................ 12

4.4 DTMF/Tones Generator...................................................................................................... 12

4.5 Tx Level Control and Output Buffers ................................................................................... 12

4.6 DTMF Decoder and Tone Detectors ................................................................................... 12

4.7 Rx Modem Filter and Equalizer........................................................................................... 13

4.8 FSK Demodulator ............................................................................................................... 13

4.9 Rx Data Register and USART............................................................................................. 14

4.10 Rx Modem Pattern Detectors (and Descrambler)............................................................. 14

4.11 Analog Signal Routing ..................................................................................................... 15

4.12 C-BUS Interface............................................................................................................... 15

4.12.1 General Reset Command (no data) ($01) ............................................................................ 16

4.12.2 General Control Register: 16-bit write-only ($E0)................................................................. 17

4.12.3 Transmit Mode Register: 16-bit write-only ($E1) .................................................................. 18

4.12.4 Receive Mode Register: 16-bit write-only ($E2) ................................................................... 20

4.12.5 Tx Data Register: 8-bit write-only ($E3) ............................................................................... 21

4.12.6 Rx Data Register: 8-bit read-only ($E5) ............................................................................... 21

4.12.7 Analog Signal Path Register: 8-bit write-only ($EC)............................................................. 22

4.12.8 Status Register: 16-bit read-only ($E6) ................................................................................ 23

4.12.9 Programming Register

(includes generation & detection of CAS): 16-bit write-only ($E8) ....................................... 26

4.12.10 Other Registers..................................................................................................................... 28

¤2000 MX-COM, Inc.

www.mxcom.com tel: 800 638 5577 336 744 5050 fax: 336 744 5054

Doc. # 20480222.001

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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