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CC2640R2F: 制作的蓝牙板,在蓝牙APP上能看到蓝牙,但是一直连接不上。

Part Number: CC2640R2F

根据TI官方的CC2640R2_CXS的设计制作出来的板子,蓝牙信号较弱,蓝牙app连接不上,请问可能是什么地方出问题?

上图是我们天线部分的原理图