【摘要】 提出了一种基于 L ED显示屏的手写输入人机交互系统 ,可以改善智能仪器的人机交互界面。文章对无约束手写输入和有约束手写输入两种系统 ,分别阐述了系统的实现原理 ,提出了一种易于在资源有限的单片机应用系统中实现的手写数字识别算法更多还原

【Abstract】 This paper introduces a handwriting input technique on the LED display.It can reform the man machine interface of intelligent instruments.For unconstrained and constrained handwritten numerals,the paper gives a detailed description on how to implement the handwriting input system,and presents the recognition algorithm for MCU applications which have limited resources.更多还原