SimCom SIM900B EVB Manuals

Manuals and User Guides for SimCom SIM900B EVB. We have 5 SimCom SIM900B EVB manuals available for free PDF download: Hardware Design, Application Note, User Manual, Development Kit Manual, Command Manual

SimCom SIM900B EVB Hardware Design (49 pages)

Brand: SimCom | Category: Control Unit | Size: 2 MB

Contents

3
- Table of Contents
  3
Version History

7
1 Introduction

8
2 SIM900B Overview

8
- SIM900B Key Features
  8
- Operating Modes
  10
- SIM900B Functional Diagram
  11
3 Application Interface

12
- Pin Description
  12
- Power Supply
  14
  - Minimizing Voltage Drop of VBAT
    15
  - Monitoring Power Supply
    15
- Power On/Down Scenarios
  15
- Power Saving Mode
  19
- RTC Backup
  20
- Serial Interfaces
  21
  - Function of Serial Port and Debug Port
    22
  - Software Upgrade and Debug
    23
- Audio Interfaces
  23
- SIM Card Interface
  26
- LCD Display/Spi Interface
  29
- Adc
  30
- RI Behaviors
  30
- Network Status Indication
  31
- General Purpose Input/Output (GPIO)
  32
- Keypad Interface
  32
- Buzzer
  33
4 Electrical, Reliability and Radio Characteristics

34
- Absolute Maximum Ratings
  34
- Recommended Operating Conditions
  34
- Digital Interface Characteristics
  34
- SIM Card Interface Characteristics
  34
- SIM_VDD Characteristics
  35
- VRTC Characteristics
  35
- Current Consumption (VBAT = 3.8V)
  35
- Electro-Static Discharge
  36
- Radio Characteristics
  37
5 Manufacturing

40
Appendix

46
- Related Documents
  46
- Terms and Abbreviations
  47
- Safety Caution
  48

SimCom SIM900B EVB Application Note (35 pages)

FTP HTTP AT Commands

Brand: SimCom | Category: Control Unit | Size: 0 MB

Version History
3
Table of Contents
4
1 Introduction

6
2 AT Commands

7
- At+Sapbr
  7
- Internet HTTP Service Commands
  8
- At+Httpinit
  8
- At+Httpterm
  9
- At+Httppara
  9
- At+Httpdata
  11
- At+Httpaction
  11
- At+Httpread
  13
- FTP at Commands
  14
- At+ Ftpport
  14
- At+ Ftpmod
  15
- At+Ftptype
  16
- At+Ftpputopt
  16
- At+Ftpcid
  17
- At+Ftprest
  18
- At+Ftpserv
  19
- At+Ftpun
  19
- At+Ftppw
  20
- At+ Ftpgetname
  21
- At+Ftpgetpath
  22
- At+Ftpputname
  22
- At+Ftpputpath
  23
- At+Ftpget
  24
- At+Ftpput
  25
3 Examples

26
- Bearer Profile
  26
- HTTP GET Method
  27
- HTTP POST Method
  27
- HTTP HEAD Method
  28
- Set Proxy HTTP Server
  28
- Set HTTP Redirection Parameter
  29
- Set HTTP Download Break Point Parameter
  30
- Ftp Get
  30
- Ftp Put
  31
- Ftp Time out
  32
- Ftp Error
  33

SimCom SIM900B EVB User Manual (21 pages)

Brand: SimCom | Category: Control Unit | Size: 0 MB

Table of Contents
3
1 Sim900B Evb

8
Table 1: Evb Description

9
2 EVB Accessory

10
3 Accessory Interface

11
- Power Interface
  11
- Audio Interface
  11
- SIM Card Interface
  12
- Antenna Interface
  13
- Main Interface and Debug Interface
  14
- Operating Status LED
  15
4 Test Interface

16
- J2---Key & Ctrl
  17
- J3---Lcd & I/O
  18
5 EVB and Accessory Equipment

19
6 Illustration

20
- Running
  20
- Connecting Net and Calling
  20
- Downloading
  20
- Turns off
  20

SimCom SIM900B EVB Development Kit Manual (20 pages)

Brand: SimCom | Category: Recording Equipment | Size: 0 MB

Table of Contents
3
Contents
3
1 Sim900B Evb

5
2 EVB Accessory

7
3 Accessory Interface

8
- Power Interface
  8
- Audio Interface
  9
- SIM Card Interface
  10
- Antenna Interface
  11
- RS232 Interface
  12
- Operating Status LED
  13
4 Test Interface

13
- Serial Interface
  14
- J2---Key & Ctrl
  15
- J3---Lcd & I/O
  16
5 EVB and Accessory Equipment

17
6 Illustration

18
- Running
  18
- Connecting Net and Calling
  18
- Downloading
  18
- Turns off
  18

SimCom SIM900B EVB Command Manual (8 pages)

NTP AT Command

Brand: SimCom | Category: Control Unit | Size: 0 MB

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Control Unit Motherboard Microcontrollers

GPS Modem

More SimCom Manuals

SimCom SIM900B EVB Manuals

SimCom SIM900B EVB Hardware Design (49 pages)

Table of Contents

Contents

Version History

1 Introduction

2 SIM900B Overview

3 Application Interface

4 Electrical, Reliability and Radio Characteristics

5 Manufacturing

Appendix

SimCom SIM900B EVB Application Note (35 pages)

Table of Contents

1 Introduction

2 AT Commands

3 Examples

SimCom SIM900B EVB User Manual (21 pages)

Table of Contents

1 Sim900B Evb

Table 1: Evb Description

2 EVB Accessory

3 Accessory Interface

4 Test Interface

5 EVB and Accessory Equipment

6 Illustration

SimCom SIM900B EVB Development Kit Manual (20 pages)

Table of Contents

1 Sim900B Evb

2 EVB Accessory

3 Accessory Interface

4 Test Interface

5 EVB and Accessory Equipment

6 Illustration

SimCom SIM900B EVB Command Manual (8 pages)

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