3 Band GSM GPRS Development Board w/ ATmega32

• MCU: ATmega32 32KB Flash memory, 2KB RAM, 1KB EEPROM
• AVR JTAG connector (top view on target board) for in-circuit programming and debugging with AVR JTAG In-Circuit Debugger & Programmer
• GSM GPRS 3-BAND MODULE 900/1800/1900MHz with on-board GSM cellular antenna
• Li-ion backup battery up to 200 hours of GSM module stand-by
• SIM-card holder
• Two RELAYS 240V AC / 10A
• Two opto-isolated inputs
• USB interface
• Phone hook connector
• Buzzer (ringer)
• Status LED
• On-board digital temperature sensor
• Remote temperature sensor with a 30-meter maximum distance from AVR-GSM
• Plastic housing
• 26-pin extension connector for all unused ATmega32 ports
• PCB: FR-4, 1.5 mm (0.062"), soldermask, silkscreen component print
• Dimensions: 130x82x34 mm (5.1x3.2x1.3")

AVR-GSM Documentation

• AVR-GSM Schematic
• AVR-GSM User Manual
• GSM Modem AT Command Set
• GSM Modem Specification/User Manual

AVR-GSM Software Downloads

• Example code Firmware description
• Placing/taking phone calls with AVR-GSM (C source and HEX object code.)
• Remote control via SMS messages (C source and HEX object code.).