RF is not work?

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hello all: My circuts is MCU+NRF24L01+,when the circuts work for a month,the mcu is working normal,but the NRF24L01+ is not work.

[Jon Gunnar]

Hi,

Could you elaborate a bit more about what is not working with the nRF24L01+?

Usually we need to know what is the normal operation of your system, and, when it fails, how you observe that the nRF24L01+ is not working.