是一个LED点阵显示屏的原理图，非常详细，适合开发者学习-LED dot matrix display is a schematic diagram is very detailed, for developers to learn

FPGA控制点阵LED16x16显示多个汉字，包括原理图设计以及详细的源程序设计，内容较为详细。-FPGA control LED16x16 dot matrix display multiple characters, including schematic design and detailed design of the source code, more detailed content.