Quectel UC15 MUX Manuals

Manuals and User Guides for Quectel UC15 MUX. We have 1 Quectel UC15 MUX manual available for free PDF download: User Manual

Quectel UC15 MUX User Manual

Quectel UC15 MUX User Manual (36 pages)

UMTS/HSPA Module Series

Brand: Quectel | Category: Modem | Size: 0.86 MB

Table of Contents

About the Document

3
Contents

4
- Table of Contents
  4
Figure Index

7
1 Introduction

8
2 The Design Purpose of MUX

9
3 MUX at Command

10
- AT+CMUX Enable/Disable MUX Control Channel
  10
4 The Multiplexer Protocol

12
- Frame Structure
  12
  - Flag Field
    12
  - Address Field
    12
    
    C/R
    12
  - Control Field
    13
  - Length Field
    14
  - Information Field
    14
  - FCS Field
    14
- Frame Type
  15
  - Samb
    15
  - Disc
    15
  - Uih
    16
- Control Channel
  16
  - Message Format
    16
  - Message Type and Actions
    17
    
    Power Saving Control (PSC)
    17
    
    Multiplexer Close down
    17
    
    Flow Control on Command (Fcon)
    18
    
    Flow Control off Command (Fcoff)
    18
    
    Modem Status Command (MSC)
    18
    
    Table 6: Mapping from the Control Signal Octet by a Receiving Entity
    20
- Procedure
  21
  - MUX Establishment
    21
  - MUX Release
    21
  - Data Transfer
    22
    
    Information Data
    22
    
    Time-Out Considerations
    22
    
    Flow Control
    23
5 Power Saving Mode under MUX

24
- Power Saving Mode Based on DTR Pin Only
  24
- Power Saving Mode Based on PSC Frame and DTR Pin
  27
6 Example

30
- Samples for Frame Structure
  30
- Establish Channels
  31
- Frame Transmission
  32
- Power Saving Mode and Wake up
  33
- Flow Control
  33
- Synchronization
  34
- Closing down Multiplexers
  35
7 Appendix A Reference

36

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