Multitech MT5600SMI Spécifications télécharger pdf (Page 4)

Table of Contents

Multi-Tech Systems, Inc. Universal Socket Hardware Guide for Developers (S000342C) 4

Parallel Host Bus Timing Table.............................................................................................................................48

SocketModem Parallel Interface ...........................................................................................................................49

Overview........................................................................................................................................................49

Transmitter FIFO Interrupt Operation.............................................................................................................49

Register Functional Definitions ......................................................................................................................50

IER – Interrupt Enable Register .....................................................................................................................51

FCR – FIFO Control Register ........................................................................................................................52

IIR – Interrupt Identifier Register....................................................................................................................53

LCR – Line Control Register ..........................................................................................................................54

MCR – Modem Control Register....................................................................................................................55

LSR – Line Status Register............................................................................................................................56

MSR – Modem Status Register .....................................................................................................................57

RBX – RX Buffer (Receiver Buffer Register)..................................................................................................57

THR – TX Buffer (Transmitter Holding Register) ...........................................................................................57

SCR – Scratch Register.................................................................................................................................58

Divisor Registers............................................................................................................................................58

Application Notes ..................................................................................................................................................59

Tip and Ring Interface....................................................................................................................................59

Microphone and Speaker...............................................................................................................................60

Recommended Parts .....................................................................................................................................61

Chapter 3 – SocketModem (MT5634SMI-34 & MT5634SMI-92) ...............................................................................63

Introduction ...........................................................................................................................................................63

Product Ordering Information................................................................................................................................63

Developer Kit ........................................................................................................................................................63

Technical Specifications .......................................................................................................................................64

SocketModem Configuration.................................................................................................................................66

Serial Configuration .......................................................................................................................................66

Parallel Configuration.....................................................................................................................................67

Electrical Characteristics.......................................................................................................................................68

3.3 V Serial – Industrial Temperature (SMI-ITP) Build Option .......................................................................68

3.3 V Parallel – Standard (SMI) and Industrial Temperature (SMI-ITP) Build Options...................................68

5 V Serial – Standard (SMI) and Medical Device (SMI-HV) Build Options.....................................................68

5 V Parallel – Standard (SMI) and Medical Device (SMI-HV) Build Options ..................................................68

Timing Requirements............................................................................................................................................69

SocketModem Parallel Interface Internal Registers ..............................................................................................70

Overview........................................................................................................................................................70

Register Functional Definitions ......................................................................................................................72

RBR – Receive Buffer (RX FIFO) ..................................................................................................................73

THR – Transmit Holding Register (TX FIFO) .................................................................................................73

IER – Interrupt Enable ...................................................................................................................................73

IIR – Interrupt Identification (Read Only)........................................................................................................73

FCR – FIFO Control.......................................................................................................................................74

LCR – Line Control ........................................................................................................................................74

MCR – Modem Control ..................................................................................................................................74

LSR – Line Status..........................................................................................................................................75

MSR – Modem Status....................................................................................................................................75

SCR – Scratch ...............................................................................................................................................76

DLL – Divisor Latch (LSByte).........................................................................................................................76

DLM – Divisor Latch (MSByte).......................................................................................................................76

Application Notes ..................................................................................................................................................77

Tip and Ring Interface....................................................................................................................................77

Recommended Parts .....................................................................................................................................78

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Multitech MT5600SMI Spécifications Page 4

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