一个开源etk 嵌入式图形库，可以用于嵌入式学习，跨平台。-A open-source the etk embedded graphics library

This is the core graphics library for all our displays, providing a common set of graphics primitives (points, lines, circles, etc.). It needs to be paired with a hardware-specific library for each display device we carry (to handle the lower-level f

Adafruit_GFX This is the core graphics library for all our displays, providing basic graphics primitives (points, lines, circles, etc.). It needs to be paired with a hardware-specific library for each display device we carry (handling the lower-

ugui是一个极为精简的gui框架，适合于嵌入式系统简单界面开发，只有两个文件组成，使用极为方便。-μGUI is a free and open source graphic library for embedded systems. It is platform-independent and can be easily ported to almost any microcontroller system. As long as the display is capable of show