DSP人机接口技术研究  

Research on DSP HMI Technology

作　　者：董超[1,2] 朱军[1] 史勃[1] 

机构地区：[1]中国科学院沈阳自动化研究所,沈阳110016 [2]中国科学院研究生院,北京100049

出　　处：《机械设计与制造》2012年第11期174-176,共3页Machinery Design & Manufacture

摘　　要：用液晶显示模块和键盘为电池化成设备控制系统实现了人机接口(HMI),主控制芯片采用TI公司的DSP,型号为TMS320F2812,液晶模块主要由RA8835液晶控制器和一块320×240像素的LCD面板组成,键盘由16个独立式按键组成。用DSP的外部扩展接口(XINTF)通过一片CPLD与液晶模块、键盘相连。详细介绍了人机接口的硬件电路设计与软件编程方法。A HMI for the battery formation control system using LCD module and keys is realized.The microcontroller is a DSP produced by TI company whose type number is TMS320F2812,and the LCD module is composed of the RA8835 LCD controller and a LCD 320×240 pixel panel,and the keyboard is consist of 16 independent keys.The DSP＇s XINTF is connected with the LCD module and keys through a CPLD.The hardware circuit design and software programming of the HMI is introduced in detail.

关 键 词：TMS320F2812 XINTF RA8835 CPLD HMI 

分 类 号：TH16[机械工程—机械制造及自动化]