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General| Brand | SimCom |
|---|---|
| Model | SIM808 |
| Category | Control Unit |
| Language | English |
Lists the main features of the SIM808 GSM/GPRS engine.
Summarizes the various operating modes of the SIM808 module.
Illustrates the functional blocks and interfaces of the SIM808 module.
Shows the pin configuration of the SIM808 module from a top view.
Describes the function and I/O type of each pin on the SIM808 module.
Displays the physical dimensions and mechanical outline of the SIM808 module.
Covers VBAT input, power-on/off, sleep modes, charging, RTC backup, and reset functions.
Details serial port functions, USB interface, firmware upgrade, software debug, RI behaviors.
Explains audio input/output, characteristics, TDD noise, Bluetooth functionality, and antenna.
Covers SIM card interface, keypad, I2C, ADC, PWM, PCM, LCD/SPI, SD card interfaces.
Covers network status indication, operating status, RF sync signal, and GSM antenna interface.
Describes active and power-down modes for the GPS engine.
Explains how to power the GPS engine on and off using AT commands.
Covers GPS antenna connection, matching circuits, and selection considerations.
Lists stress ratings that, if exceeded, may cause permanent damage.
Specifies voltage, temperature, and other conditions for normal operation.
Defines electrical characteristics for digital input/output pins.
Specifies electrical characteristics for the SIM card interface.
Details output voltage and current for the SIM_VDD pin.
Specifies output voltage and current for the VDD_EXT pin.
Defines input/output voltage and current for the VRTC pin.
Lists typical current consumption in various power-down and idle modes.
Provides ESD test results for various pins to ensure component protection.
Covers RF output power, receive sensitivity, and operating frequencies.
Shows visual representations of the SIM808 module from top and bottom.
Illustrates the recommended temperature profile for solder reflow.
Defines the moisture sensitivity level and floor life of the module.
Specifies baking procedures to prevent moisture damage before soldering.
Lists other documents relevant to the SIM808 module and its applications.
Provides definitions for technical terms and abbreviations used in the manual.
Outlines important safety precautions for using the SIM808 module.
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