SimCom SIM800C Manuals

SimCom SIM800C Manuals

Manuals and User Guides for SimCom SIM800C. We have 1 SimCom SIM800C manual available for free PDF download: Hardware Design

SimCom SIM800C Hardware Design

SimCom SIM800C Hardware Design (52 pages)

Brand: SimCom | Category: Control Unit | Size: 1.48 MB

Table of Contents

Table of Contents
3
Version History

8
1 Introduction

9
2 SIM800C Overview

9
- Sim800C
  9
- SIM800C Key Features
  9
- Operating Mode
  11
- Functional Diagram
  12
3 Package Information

13
- Pin out Diagram
  13
- Pin Description
  13
- Package Dimensions
  15
4 Application Interface

17
- Power Supply
  17
  - Power Supply Pin
    18
  - Monitoring Power Supply
    19
- Power On/Off SIM800C
  19
  - Power on SIM800C
    19
  - Power off SIM800C
    20
- Power Saving Mode
  22
- Power Saving Mode
  23
- Serial Port and USB Interface
  24
  - Function of Serial Port
    25
  - Serial Interfaces
    25
  - Debug Interface
    27
  - Software Upgrade
    28
- UART1_RI Behaviors
  28
- Audio Interfaces
  29
  - Speaker Interfaces Configuration
    30
  - Microphone Interfaces Configuration
    30
  - Audio Electronic Characteristic
    30
  - Tdd
    31
- SIM Card Interface
  31
- Adc
  34
- Network Status Indication
  35
  - NETLIGHT Multiplexing Function
    35
- Operating Status Indication
  36
  - STATUS Multiplexing Function
    36
- RF Synchronization Signal
  36
  - RF_SYNC Multiplexing Function
    36
- Antenna Interface
  37
  - GSM Antenna Interface
    37
  - Bluetooth Antenna Interface
    38
5 PCB Layout

39
- Pin Assignment
  39
- Principle of PCB Layout
  39
  - Antenna Interface
    40
  - Power Supply
    40
  - SIM Card Interface
    40
  - Audio Interface
    40
  - Others
    40
6 Electrical, Reliability and Radio Characteristics

41
- Absolute Maximum Ratings
  41
- Recommended Operating Conditions
  41
- Digital Interface Characteristics
  41
- SIM Card Interface Characteristics
  41
- SIM_VDD Characteristics
  42
- VDD_EXT Characteristics
  42
- VRTC Characteristics
  42
- Current Consumption (VBAT=4.0V)
  42
- Electro-Static Discharge
  43
- Radio Characteristics
  44
7 Manufacturing

46
8 Appendix

48
- Related Documents
  48
- Multiplexing Function
  49

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