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基于DSP和单片机通信的液晶显示设计
引用本文:赵斌,黄海宏,楚永宾.基于DSP和单片机通信的液晶显示设计[J].现代电子技术,2011,34(16):155-157.
作者姓名:赵斌  黄海宏  楚永宾
作者单位:合肥工业大学,安徽合肥,230009
基金项目:合肥工业大学国家大学生创新性实验计划项目(091035923)
摘    要:在含有人机界面的数字化电源系统中,为更好地发挥DSP的强大运算功能,可采用DSP+51单片机的双CPU结构,因而二者之间的可靠通信至关重要。在此介绍了TMS320F2812型DSP和MCS51系列单片机的一种通信方案的设计与实现,给出对应的程序,并描述在此通信基础上实现的液晶显示电路和结构。该系统具有硬件电路简单、通信可靠、程序编写简单、界面友好等优点。实验证明系统能完整可靠地实现了人机界面功能,具有较高的实用价值。

关 键 词:串行通信  DSP  数字化电源系统  液晶

Design of LCD Display System Based on Serial-communication Between DSP and Single-chip Microprocessor
ZHAO Bin,HUANG Hai-hong,CHU Yong-bin.Design of LCD Display System Based on Serial-communication Between DSP and Single-chip Microprocessor[J].Modern Electronic Technique,2011,34(16):155-157.
Authors:ZHAO Bin  HUANG Hai-hong  CHU Yong-bin
Affiliation:ZHAO Bin,HUANG Hai-hong,CHU Yong-bin(Hefei University of Technology,Hefei 230009,China)
Abstract:To get more powerful operation function of DSP,the double CPU structure of DSP and MCS51 single-chip microprocessor can be used in digital power supply with man-machine interface,so it's very important to ensure the reliability of the communication.The design and implementation of a method applied in serial-communication between a TMS320F2812 DSP and a MCS51 single-chip microprocessor are introduced,then the corresponding program is presented.The implementation of the circuits and structure of the LCD syste...
Keywords:serial-communication  DSP  single-chip microprocessor  LCD  
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