该示例代码通过手持POS终端打印条码 并且条码可以二次扫描 -The example code via handheld POS terminal can print barcode and barcode scanning secondary

手持PDA POS 一体打印 实现无线打印功能 源代码 方便二次开发 -Handheld PDA POS integrated wireless printing function to print the source code to facilitate the secondary development