基于FPGA的LED全彩显示屏控制系统设计  

A design of LED full color display screen control system based on FPGA

作　　者：李海富[1] 熊本波[1] 吴旭志[1] 

机构地区：[1]长春大学电子信息工程学院,长春130022

出　　处：《长春大学学报》2011年第6期1-3,共3页Journal of Changchun University

摘　　要：系统对LED全彩屏扫描控制板做了一个全新的架构设计,即采用C8051F340单片机+FPGA作为主控模块实现逐点控制和全彩画面显示。运用单片机的灵活性和多功能性特点,完成了显示屏内温湿度采集、供电电压监测、屏外环境亮度监测、与上位机通信和对FPGA的配置和控制。FPGA作为高速器件完成显示数据收发和扫描。采用恒流驱动芯片MBI5036实现LED恒流驱动。This system designs a new architecture for LED full color scanning controller board by using C8051F340 MCU＋FPGA module as the main control module to implement point-to-point control and full color screen display.It completes the acquisition of temperature and humidity within the display screen,power supply voltage monitoring,environmental luminosity monitoring outside the screen,the communication with upper computer and the FPGA configuration and control by using the flexibility and versatility of MCU.FPGA,as a high-speed device,is used to deal with data receiving and scanning,and constant current driver chip MBI5036IC is used to achieve LED constant drive.

关 键 词：C8051F340 FPGA 全彩显示 逐点控制 高速传输 

分 类 号：TP338.7[自动化与计算机技术—计算机系统结构]