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AWR1843BOOST: 多雷达、硬件触发

Part Number: AWR1843BOOST
Other Parts Discussed in Thread: AWR1843

我使用arduino发脉冲作为触发信号,实现对AWR1843的硬件触发,触发数据采集正常;现在想要使用两个AWR1843,采用一致的frame配置,使用同一个脉冲信号实现硬件触发,不过两个雷达是面对面发信号,即就是实现A雷达接收B雷达发射的信号;按照FMCW原理,接收到IF信号的的零频FFT应该会在A和B雷达距离一半处,出现峰值,但是我在实验时没有发现该现象,是那部分做错了,还是说需要更改思路。