基于Si4432的无线射频模块研发与设计

Research and design of wireless RF module based on Si4432

针对家庭应用中对智能灯光控制系统的需求,通过分析目前主流无线技术的特点,设计了一款以微控制器LPC1114和Si4432集成芯片为基础的无线射频模块。介绍了模块的架构,对其硬件和软件设计中的关键技术进行了说明;给出了无线接收/发送程序流程。实验表明,模块具有传输距离远、穿墙能力强的特点,非常适用于智能灯光控制系统。

According to the demands of family intelligent lighting control system application, through the analysis of the characteristics of the current mainstream wireless technology, a wireless RF module is designed using LPC1114 microcontroller with the Si4432 integrated chip. The module architecture and the key technologies in the design of hardware and software are described, and the wireless receiver /transmitter program flow are introduced. Experiments show that, the module has the characteristics of long distance transmission, strong penetrate ability, very suitable for wireless communication technology as the intelligent lighting control system.