基于AT91X40系列的手持式触摸屏  

Handheld touch screen based on AT91X40 series

作　　者：李建海[1] 刘迪[2] 孙艳丽[1] 

机构地区：[1]海军航空工程学院基础实验部,山东烟台264001 [2]海军航空工程学院控制工程系,山东烟台264001

出　　处：《电子设计工程》2011年第13期148-151,共4页Electronic Design Engineering

摘　　要：基于当前手持式触摸屏稳定性不高,性能不可靠的状况,采用AT91X40系列微控制器作为控制芯片,由于该芯片功能强大,集成度高,处理数据能力强,稳定性高,所以基于AT91X40系列的手持式触摸屏具有体积小巧,功能强大,操作简便等特点。手持式触摸屏的显示和输入设备选用了ADS7843和SED1335两种主流触摸和LCD显示芯片。通过现场的实验验证,基于AT91X40系列的手持式触摸屏稳定性高,工作可靠,具有实际应用价值。Because the stability of hand-held touch screen is not high and the performance conditions are not reliable at present,AT91X40 series microcontroller is used as control chip in this paper.As the chip features a powerful,high integration,data processing capability,high stability,handheld touch screen based on AT91X40 series has the features of small,powerful and operation simple.The display and input device of handheld touch screen selected ADS7843 and SED1335 two mainstream touch chips and LCD display.Experimental verification through on-site,handheld touch screen based on AT91X40 series has high stability,reliable,practical value.

关 键 词：手持式系统 触摸屏 微控制器 控制芯片 存储器 

分 类 号：TN606[电子电信—电路与系统]