【摘要】 LED数码管是一种使用广泛的显示器件。给数码管添加光标将有助于数码管的读数和显示操作。本文论述了给LED数码管添加光标的原理和方法,并就3种常用的显示驱动蕊片给出了应用实例。更多还原

【Abstract】 LEDs are widely used. A cursor added to the LEDs is very helpful. This paper introduces the principle and method of adding the cursor to the LEDs. Practical circuits using three commonly used display drivers are also presented.更多还原