运用DSP28335控制无线模块nRF24L01，用普通IO口去模拟SPI,如果接收到的数据跟发送端的数据一致，则接收端LED亮-The use of DSP28335 to control the wireless module The nRF24L01 use ordinary IO port to simulate SPI, if the received data with the data of the sender, the receiver LED lights up