STM32F103 完整的TFT彩色液晶屏显示英文字，keil环境编译，可直接编译，运行-STM32F103 full TFT color LCD display English characters, keil compiler environment can be directly compile and run

对采集到的图像进行二值化和灰度化处理，并且可以通过按键实现切换(The collected images are processed by two values and grayscale, and can be switched by buttons.)