GSM MODEM



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GSM MODEM sim 300
1]GSM/GPRS Modem using SIMCOM-300Module

 2]RS232 interface DB port

 3]voice communication port

 4]on board voltage regulator

 5]power / single led indication

 6]sma connectotr for antenna connction
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GSM Modem sim800
Sim800 Break out board has on Board Bluetooth Antenna and works same like sim900a with extra features like on board Bluetooth.

 On Board Power regulator, works on 12V 2A DC
Power Switch,

 Reset Switch,

 Power LED

 Ring LED

 Network LED
UART Serial DB9 Connector

 TTL Pins

 And external Interfacing Pins.

 On board TTL pins can be used to interface with the microcontrollers.
(Note, better to use level shift converters in between the devices).

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GSM Modem Sim900
Featuring an industry-standard interface, the SIM900A delivers GSM/GPRS 900/1800MHz performance for voice, SMS, Data, and Fax in a small form factor and with low power consumption. With Board size of 75x54mm, and interfacing ports of Serial UART DB9 Female, TTL, Mic, Speaker, I2C, ADC, PWM (Floating Points). with Power Button (press and hold for 3 seconds to power on the module), Reset button and with in built regulated power supply, can operate from 9v to 12v AC/DC. has an option for SMA Antenna.

 General features 

 •Dual-Band 900/ 1800 MHz

 •GPRS multi-slot class 10/8

 •GPRS mobile station class B

 •Compliant to GSM phase 2/2+

 – Class 4 (2 W @900 MHz)

 – Class 1 (1 W @ 1800MHz)

 •SAIC (Single Antenna Interference Cancellation) support 

 •Control via AT commands (GSM 07.07 ,07.05 and SIMCOM enhanced AT Commands)

 •SIM application toolkit

 •internal Supply voltage range : 3.2 ... 4.8V

 •External Supply voltage range : 9 ... 12V DC

 •Low power consumption: 1.0mA(sleep mode&BS-PA- MFRMS=9 )

 •Operation temperature: -40°C to +85 °C

 Specifications for Fax

 •Group 3, class 1

 Specifications for GPRS Data •GPRS class 10: max. 85.6 kbps (downlink)

 •PBCCH support

 •Coding schemes CS 1, 2, 3, 4

 •PPP-stack

 Specifications for CSD Data

 •CSD up to 14.4 kbps

 •USSD

 •Non transparent mode

 Specifications for SMS via GSM/GPRS

 •Point to point MO and MT

 •SMS cell broadcast

 •Text and PDU mode

 Software features

 •0710 MUX protocol

 •embedded TCP/UDP protocol

 •FTP/HTTP

 Specifications for Voice

 •Tricodec

 – Half rate (HR)

 – Full rate (FR)

 – Enhanced Full rate (EFR)

 •AMR

 – Half rate (HR)

 – Full rate (FR)

 •Hands-free operation

 (Echo suppression)

 Interfaces

 •Serial and TTL (3.3v)

 •Simcard holder 

 •Analog audio interface

 •SPI interface

 •TTL interface 

 •Antenna SMA Connector

 •I2C

 •GPIO

 •PWM

 •ADC

 •Reset Button

 •Power Button

 •LED for Power

 •LED for Network

 •LED for Ring

 Compatibility

 •AT cellular command interface

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 Project Lab India
Address-86/SP-22,Near Bank Of Baroda, Kumbha Marg, pratap nagar,Sanganer, jaipur- 302033
Phone:09829056738
Email:projectlabindia@gmail.com
http://projectlabindia.com

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