QR code是最近很熱門的二維條碼，常可以在網站上看到，主要用來對url、文字、電話號碼或簡訊作編碼，然後透過手機上的CMOS相機作辨識。-QR code is the latest very popular two-dimensional bar code, and often can be seen on the website is mainly used on the url, text, phone number, or newsletter for coding, and then

DataMatrix码的开源库，可以在不同的平台上（Windows，Linux，Unix，手机系统）进行编解码操作，使用前需要根据README上说明进行编译-DataMatrix code open source library, it can encode and decode operation on the (Windows, Linux, Unix, mobile phone system) different platforms, before use according to the