基于 ARM 的多模式智能控制嵌入式系统设计磁

摘要

Multi mode intelligent control system has great application prospect in the field of remote intelligent home control ,mechanical and electrical control .The traditional multi mode intelligent control system adopts Android embedded de‐sign method ,and the control signal of I/O interface is not good .A design method of multi mode intelligent control embedded system based on ARM is proposed .Firstly ,the overall design and function module of the multi mode intelligent control sys‐tem is analyzed .Using ADI ARM11 as the main control system ,WiFi or GPRS is used to transmit data and control command output .The PID neural network control algorithm is used to load the system .The hardware circuit design of the control sys‐tem is carried out .The simulation results show that the system has better control accuracy ,it has better real‐time perform‐ance and better convergence performance ,and the performance is reliable and stable .%多模式智能控制系统在远程智能家居控制、机电控制等领域具有较大的应用前景，传统的多模式智能控制系统采用 Android 嵌入式设计方法，对 I／O 接口的控制信号调理性能不好。提出一种基于 ARM 的多模式智能控制嵌入式系统设计方法。首先进行了多模式智能控制系统的总体设计和功能模块分析，采用 ADI 公司的 ARM11作为系统控制的主控系统，采用 WiFi 或者 GPRS 通信进行数据传输和控制指令输出，结合 PID 神经网络控制算法进行多模式控制程序加载，对控制系统的功能模块进行硬件电路设计，系统调试中用嵌入式 AD9850进行控制系统的 AD 转换和数据采样调试。仿真结果表明，采用该系统进行多模式远程智能控制，具有较好的控制精度，实时性和收敛性较好，性能可靠稳定。