nrf2401无线模块发送与接收子程序，发送与接收30米。-nrf2401 send and receive wireless module subroutine, send and receive 30 meters.

NRF2401 无线收发模块2.4GHz 全球开放ISM 频段，最大0dBm 发射功率，免许可 证使用 􀀀 支持六路通道的数据接收-2.4GHz wireless transceiver module NRF2401 open global ISM band, the maximum 0dBm transmit power, license-free use 􀀀 support six channels of data reception