3.13 Escape Sequences

52

3.14 Remote Configuration Commands

53

3.15 Line Probe Commands

54

3.16 Diagnostic Commands

55

Chapter 4 - S-Registers

56

4.1

Introduction

57

4.2

S-Registers

57

4.3

Reading and Assigning S-Register Values

63

 

4.3.1

Examples of Assigning Values

63

 

4.3.2

Examples of Reading Values

63

4.4

AT Commands Affecting S-Registers

64

Chapter 5 - Error Correction, Data Compression & Speed Conversion

65

5.1

Introduction

66

5.2

How V.42 Detects and Corrects Errors

67

5.3

Data Compression

68

5.4

MNP Classes

68

5.5

V.42 Mode Select Command (#L)

69

 

5.5.1

#L0 Command

69

 

5.5.1.1

Originate Mode

69

 

5.5.1.2

Answer Mode

69

 

5.5.2

#L1 Command

69

 

5.5.3

#L2 Command

69

 

5.5.4

#L3 Command

69

5.6

Modes of Operation

70

 

5.6.1

Non-Error Correction Mode (&E0)

70

 

5.6.2

Reliable Mode (&E2)

70

 

5.6.3

Autoreliable Mode (&E1)

70

5.7

Flow Control

71

5.8

Modem-Initiated Flow Control

72

 

5.8.1

XON/XOFF Flow Control (&E5)

72

 

5.8.2

Hardware Flow Control (&E4)

72

5.9

Pacing (&E13)

73

 

5.9.1

XON/XOFF Pass-Through (&E7)

73

 

5.9.2

Non-Error Correction Mode Flow Control (&E10 and &E11)

73

 

5.9.3

Hewlett Packard ENQ/ACK Pacing (&E9)

73

5.10

Compression, Error Correction, Flow Control,

 

 

and Pacing Commands

74

 

5.10.1

V.42 Error Correction Modes

74

 

5.10.2

Modem-Initiated Flow Control

74

 

5.10.3

XON/XOFF Pass-Through

74

 

5.10.4

Hewlett Packard ENQ/ACK Pacing

74

 

5.10.5

Non-Error Correction Mode Flow Control

74

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Multi-Tech Systems MT2834MR6 manual Registers