这是怎么回事呢
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您好, 就像我另一个帖子中回复给您的,先建议参考PGA460的FAQ以及PGA460 GUI以及EVM的视频讲解:
https://www.ti.com/lit/an/slaa733/slaa733.pdf?ts=1621832461674
https://training.ti.com/ultrasonic-sensing-pga460-q1
我想应该能解决您的问题,如果仍有问题,请再反馈.