基于STC15与NRF24L01＋PA的射频数据多点远程传输系统设计

Based on STC15 and NRF24L01 ＋PA Multi-Point Long-Distance RF Data Transmission System Design

针对传统无线传输方案存在的成本高、抗干扰能力弱以及通信距离与节点数受限的不足,提出了一种基于STC15微控制器和NRF24L01＋PA射频收发芯片的无线数据远程传输系统方案。该方案设计了传输系统中射频收发模块和电源转换模块的应用电路,并对NRF24L01＋PA射频数据发射与接收的软件控制流程进行了设计。系统测试结果表明,该系统工作稳定,控制方便、能实现可靠的无线数据传输,具有成本低、功耗小、传输速率高和通信稳定的特点。

A scheme of wireless data long-distance transmission system based on STC15 microcontrollers and NRF24 L01 ＋ PA RF transceiver chip is proposed for the traditional high cost of wireless transmission scheme,weak anti-interference ability and limited communication distance and limited number of nodes. The application circuit of the RF transceiver module and the power conversion module in the transmission system, and designs the software control flow of NRF24 L01 ＋ PA RF data transmission and reception are designed. According to the system test results, the system is stable and easy to control, and can realize reliable wireless data transmission.It has the characteristics of low cost, low power consumption, high transmission rate and stable communication.