SPECIFICATIONS

Brand Name: NoEnName_Null

Condition: New

Hign-concerned Chemical: None

Origin: Mainland China

Package: SMD

Type: Module

Do not provide any technical support, please buyer be careful to place an order!

SIM900 belongs to the refurbished products, buy to go does not support the return or refund!

SIM debugging: https://pan.baidu.com/s/1P65HOLLPwUx_h7XsYp0KSQ?pwd=1234

Extract code: 1234

This baby is SIM900 GPRS wireless module, 4-band module available worldwide.

GPRS Shield expansion board is a serial GSM/GPRS wireless module. You can learn GSM/GPRS mobile phone development, remote control device development, wireless meter reading, intelligent home appliances, ultra-long-distance control.

GPRS Shield is compatible with all standard Arduino development boards.GPRS Shield is a 4-band GPRS/GSM module, supporting 4 standard bands 850/900/ 1800/1900 MHz at the same time.

Note: This is the new version (64M version), support SMS MMS, the old version only support SMS Oh.

The old version only supports SMS!

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Interface Introduction

Features

· § Quad-Band 850 / 900/ 1800 / 1900 MHz - would work on GSM networks in all countries across the world.

· § GPRS multi-slot class 10/8

· § GPRS mobile station class B

· § Compliant to GSM phase 2/2+

· § Class 4 (2 W @ 850 / 900 MHz)

· § Class 1 (1 W @ 1800 / 1900MHz)

· § Control via AT commands - Standard Commands: GSM 07.07 & 07.05 Enhanced Commands: SIMCOM AT Commands.

· § Short Message Service - so that you can send small amounts of data over the network (ASCII or raw hexadecimal).

· § Embedded TCP/UDP stack - allows you to upload data to a web server.

· § RTC supported.

· § Selectable serial port.

· § Speaker and Headphone jacks

· § Low power consumption - 1.5mA(sleep mode)

· § Industrial Temperature Range - -40°C to +85 °C

Specifications

Application Ideas

· § M2M (Machine 2 Machine) Applicatoions.

· § Remote control of appliances.

· § Remote Weather station or a Wireless Sensor Network.

· § Vehicle Tracking System with a GPS module.

Cautions

· § Make sure your SIM card is unlocked.

· § The product is provided as is without an insulating enclosure. Please observe ESD precautions specially in dry (low humidity) weather.

· § The factory default setting for the GPRS Shield UART is 19200 bps 8-N-1. (Can be changed using AT commands).

Interface Introduction

· § Power select - select the power supply for GPRS shield(external power or 5v of arduino)

· § Power jack - connected to external 4.8~5VDC power supply

· § Antenna interface - connected to external antenna

· § Serial port select - select either software serial port or hareware serial port to be connected to GPRS Shield

· § Hardware Serial - D0/D1 of Arduino

· § Software serial - D7/D8 of Arduino

· § Status LED - tell whether the power of SIM900 is on

· § Net light - tell the status about SIM900 linking to the net

· § UART of SIM900 - UART pins breakout of SIM900

· § Microphone - to answer the phone call

· § Speaker - to answer the phone call

· § GPIO,PWM and ADC of SIM900 - GPIO,PWM and ADC pins breakout of SIM900

· § Power key - power up and down for SIM900