基于C语言的QRCODE二维码生成代码，简单修改后可用在单片机LCD上显示。-QRCODE is generated based on the C language code, after simple modification can be used to display the microcontroller LCD.

简单的二维码QRCode C,C++二维码实现。(Simple two-dimensional code, QRCode, C)

C#语言写的简单识别二维码程序。可以生成二维码，识别二维码(Generating a two-dimensional code, Identification of two-dimensional codes)