ocr文字识别，对文字识别初学者有很大的帮组。-ocr character recognition, character recognition of a great help beginners group.

基于PCI-7230设备控制包卡机设备源码，使用TCP方式获取OCR数据来识别-Source device control based on the PCI-7230 the package card machine equipment, using TCP for OCR data to identify