摘要
提出了一款液晶显示器在电动汽车仪表盘上的应用方案。以LM3S811为控制核心,介绍了PCA8538液晶显示屏在仪表盘信息显示。使用I2C驱动PCA8538,给出了语音电路和矩阵键盘接口电路,最后通过VC设计了调试PCA8538的界面。该仪表盘比传统的电动汽车仪表盘具有更好的显示效果和更多的显示信息。
The application of liquid crystal display in the electric automobile panel was presented. The information display of PCA8538 LCD on the Panel was introduced with the LM3S811 as the control core. The IZC was used to drive the PCA8538 and the speech circuit and matrix keyboard interface circuit were given. PCA8538 debugging interface was designed by VC. The panel has better display effect and more display information than the traditional panel.
出处
《湖北汽车工业学院学报》
2014年第1期22-24,共3页
Journal of Hubei University Of Automotive Technology
