Atmel ATmega256RFR2无线MCU解决方案

Atmel公司的ATmega256/128/64RFR2是基于AVR增强RISC架构的8位低功耗MCU,集成了高数据速率(250kbps-2Mbps)的2.4GHz收发器和256KB闪存以及33个I/O引脚,无线收发器具有帧处理,杰出的接收灵敏度(-100dBm)和高发送功率(高达3.5dBm),非常适合无线通信.本文介绍了ATmega256/128/64RFR2主要特性,框图与 AVR架构框图和ATmega256RFR2-EK 评估套件主要特性和框图,以及套件中的无线控制板RCB256RFR2, RCB遥控制板和传感器端板的主要特性,框图,电路图与材料清单,PCB元件布局图.

The ATmega256/128/64RFR2 is a low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture combined with a high data rate transceiver for the 2.4 GHz ISM band.By executing powerful instructions in a single clock cycle, the device achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed.

The radio transceiver provides high data rates from 250 kb/s up to 2 Mb/s, frame handling, outstanding receiver sensitivity and high transmit output power enabling a very robust wireless communication.

ATmega256/128/64RFR2主要特性:

• Network support by hardware assisted Multiple PAN Address Filtering
• Advanced Hardware assisted Reduced Power Consumption
• High Performance, Low Power AVR® 8-Bit Microcontroller
• Advanced RISC Architecture..

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