给出一种使用2.4 GHz频段的低功耗调度对讲系统研究方案。系统主要应用n RF24LE1芯片作为数字对讲机的核心芯片,利用低发射功率和高接收灵敏度实现设备的低功耗指标,为了扩大通信范围,使用芯片n RF24L01和单片机STC12C5A60S2来构建无线通信中继基站,形成一个区域性的无线对讲系统。通过系统调试与实际测试,实现了良好的对讲通话功能。 A low-power scheduling intercom system using 2.4 GHz band is presented. The main application of the system n RF24LE1 chips as the core of digital radio chips, the use of low transmission power and high receiver sensitivity to achieve low-power devices, in order to expand the communication range, the use of chip n RF24L01 and microcontroller STC12C5A60S2 to build wireless communication relay base station to form A regional wireless intercom system. Through the system debugging and actual testing, to achieve a good intercom call.