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MSP430F5529实现红外光双机通讯



我想用红外发光管和红外接收模块作为收发器,定向传输语音信号,传输距离2M,传输的语音我明显失真,频率范围300~3400HZ。并且能有一路数字信道,实时传输发射端环境温度,用TI的什麽芯片可以实现,有硬件电路可以参考吗??