Description : rhydoLABZ's GSM/GPRS Modem-RS232 is built with Quad Band GSM/GPRS engine- SIM900, works on frequencies 850/ 900/ 1800/ 1900 MHz. The Modem is coming with RS232 interface,which allows you connect PC as well as microcontroller with RS232 Chip(MAX232). The baud rate is configurable from 9600-115200 through AT command. The GSM/GPRS Modem is having internal TCP/IP stack to enable you to connect with internet via GPRS. It is suitable for SMS, Voice as well as DATA transfer application in M2M interface.
The Modem is manufactured with Automatic Pick and place machine with high quality standard.The onboard Low dropout 3A Power supply allows you to connect wide range unregulated power supply . Using this modem,you can make audio calls, SMS, Read SMS, attend the incoming calls and internet ect through simple AT commands.
GSM/GPRS Modem Fetures
•High Quality Product (Not hobby grade)
•Quad-Band GSM/GPRS 850/ 900/ 1800/ 1900 MHz
•RS232 interface for direct communication with computer or MCU kit
•Configurable baud rate
•SMA connector with GSM Antenna.
•SIM Card holder.
•Built in Network Status LED
•Inbuilt Powerful TCP/IP protocol stack for internet data transfer over GPRS.
•Audio interface Connector
•Normal operation temperature: -20 °C to +55 °C
•Input Voltage: 12V DC
SIM900 General Specification:
* Quad-Band 850/ 900/ 1800/ 1900 MHz
* 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)
* Dimensions: 24*24*3mm
* Weight: 3.4g
* Control via AT commands (GSM 07.07 ,07.05 and
SIMCOM enhanced AT Commands)
* SIM application toolkit
* Supply voltage range : 3.2 ... 4.8V
* Low power consumption: 1.0mA(sleep mode)
* Operation temperature: -40°C to +85 °C
Specifications for Fax
* Group 3, class 1
Specifications for Data
* GPRS class 10: max. 85.6 kbps (downlink)
* PBCCH support
* Coding schemes CS 1, 2, 3, 4
* CSD up to 14.4 kbps
* USSD
* Non transparent mode
* PPP-stack
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
Special firmware
* FOTA
* MMS
* Java (cooperate with Iasolution)
* Embedded AT
Specifications for Voice
* Tricodec
– Half rate (HR)
– Full rate (FR)
– Enhanced Full rate (EFR)
* Hands-free operation
(Echo suppression)
* AMR
– Half rate (HR)
– Full rate (FR)
Interfaces
* Interface to external SIM 3V/ 1.8V
* analog audio interface
* RTC backup
* SPI interface (option)
* Serial interface
* Antenna pad
* I2C
* GPIO
* PWM
* ADC
Compatibility
* AT cellular command interface
Certificates
* CE
* FCC
* ROHS
* PTCRB
* GCF
* IC
* ICASA
* REACH
Package includes
- Fully Assembled and Tested GSM Modem with antenna.
Downloads
