EFCom arduino compatible module Fully compatible with AVR/Arduino/ARM/FPGA Super capacitor power supply for the RTC Supply voltage range of 3.1 to 4.8V The GPRS/GSM - EFCom Arduino Compatible Module is an ultra compact and reliable wireless module. It is a breakout board and minimum system of SIM900 Quad-band GSM/GPRS module. It can communicate with controllers via AT commands (GSM 07.07 ,07.05 and SIMCOM enhanced AT Commands). This module support software power on and reset. The GPRS is configured and controlled via its UART using simple AT commands. Just connect on the Arduino/AVR/ARM/FPGA/CPLD board, and easily use AT command to control it. Features: Free serial port connecting, you can select Hardware/software serial port control Quad-Band 850/ 900/ 1800/ 1900 MHz GPRS multi-slot class 10/8 GPRS mobile station class B Low power consumption: 1.5mA(sleep mode)
