User Manuals: Telit Wireless Solutions HE920-NA Module

Manuals and User Guides for Telit Wireless Solutions HE920-NA Module. We have 2 Telit Wireless Solutions HE920-NA Module manuals available for free PDF download: Hardware User's Manual, Product Description

Telit Wireless Solutions HE920-NA Hardware User's Manual

Telit Wireless Solutions HE920-NA Hardware User's Manual (84 pages)

Brand: Telit Wireless Solutions | Category: Control Unit | Size: 2 MB

Table of Contents

Table of Contents
5
1 Introduction

9
- Scope
  9
- Audience
  9
- Contact Information, Support
  9
- Document Organization
  10
- Text Conventions
  11
- Related Documents
  11
2 General Product Description

12
- Overview
  12
- HE920 Mechanical Dimensions
  13
- Weight
  13
- Environmental Requirements
  14
  - Temperature Range
    14
  - Rohs Compliance
    14
- Operating Frequency
  15
3 HE920 Module Connections

16
- Pin-Out
  16
  - LGA Pads Layout
    23
  - Vv0301014 Rev.9 – 2014
    23
4 Hardware Commands

25
5 Power Supply

33
- Power Supply Requirements
  33
- General Design Rules
  35
6 Antenna(S)

42
7 Logic Level Specifications

49
- Reset Signal(Module Restart)
  50
8 USB Port

51
9 Serial Ports

52
- Modem Serial Port 1
  53
- Modem Serial Port 2
  54
- RS232 Level Translation
  54
10 Audio Section Overview

56
- Analog Audio
  56
- Digital Audio
  56
  - CODEC Example
    56
11 General Purpose I/O

57
- Logic Level Specifications
  58
- Using a GPIO Pad as Input
  58
- Using a GPIO Pad as Output
  59
- Using the Temperature Monitor Function
  60
  - Short Description
    60
- Indication of Network Service Availability
  60
- RTC Bypass out
  61
- VAUX Power Output
  61
12 DAC and ADC Section

62
- DAC Converter
  62
  - Description
    62
  - Enabling DAC
    62
  - Low Pass Filter Example
    63
- ADC Converter
  63
  - Description
    63
  - Using ADC Converter
    63
13 Mounting the Module on Your Board

64
- General
  64
- Module Finishing & Dimensions
  65
- Recommended Foot Print for the Application
  66
- Stencil
  67
- PCB Pad Design
  67
- Recommendations for PCB Pad Dimensions (MM)
  68
- Solder Paste
  70
  - Solder Reflow
    70
14 Application Guide

72
- Debug of the HE920 in Production
  72
- Bypass Capacitor on Power Supplies
  73
- SIM Interface
  74
  - SIM Schematic Example
    74
- EMC Recommendations
  75
- Download and Debug Port
  76
15 Packing System

77
- Tray Drawing
  77
- Moisture Sensibility
  77
16 Conformity Assessment Issues

79
- 1999/5/EC Directive
  79
- FCC/IC Regulatory Notices
  81
17 Safety Recommendations

83
18 Document History

84

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Telit Wireless Solutions HE920-NA Product Description

Telit Wireless Solutions HE920-NA Product Description (36 pages)

Brand: Telit Wireless Solutions | Category: Control Unit | Size: 0 MB

Table of Contents

Table of Contents
5
1 Introduction

8
- Scope
  8
- Audience
  8
- Contact Information, Support
  8
- Document Organization
  9
- Text Conventions
  9
- Related Documents
  10
2 Overview

11
- Product Variants
  12
- Target Market
  12
- Features
  12
- Approvals
  15
3 General Product Description

16
- Dimensions and 2D Mechanical Drawing
  16
- Weight
  17
- Environmental Requirements
  17
  - Temperature Range
    17
  - Rohs Compliance
    17
- Operating Frequency
  18
- Transmitter Output Power
  19
- Reference Sensitivity
  19
  - GSM/HSPA Sensitivity
    19
  - GPS Sensitivity
    19
- Antenna(S)
  20
  - Frequency Band of GSM/WCDMA Antenna
    20
  - Frequency Band of GPS Antenna
    20
- Supply Voltage
  20
- Power Consumption
  20
- Logic Level
  21
  - 80404ST10112A Rev.2 2013-05-06
    21
- Input and Outputs
  21
- SIM Reader
  21
- Converters
  21
- Audio Interface
  22
- Serial Ports
  22
- USB Port
  22
- User Interface
  22
- Features
  22
  - Speech Coding
    22
  - Sms
    22
  - Real Time Clock and Alarm
    22
  - Data Transmission Capabilities
    23
  - Local Security Management
    23
  - Call Control
    23
  - Phonebook
    23
  - Characters Management
    23
  - SIM Related Functions
    23
  - 3.18.10. Call Status Indication
    23
  - 3.18.11. Automatic Answer
    23
  - 3.18.12. Supplementary Services
    24
  - 3.18.13. Acoustic Signaling
    24
- Mounting the Modules on Your Board
  24
- Packing System
  24
4 Evaluation Kit

25
5 Software Features

26
- Enhanced IP EASY Extension
  26
  - Overview
    26
  - IP EASY Definition
    27
6 AT Commands

28
7 Conformity Assessment Issues

29
- 1999/5/EC Directive
  29
- FCC/IC Regulatory Notices
  31
8 Safety Recommendations

33
9 List of Acronyms

34
10 Document History

36

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