103协议的详细介绍，对于电力系统相关的自动化设备研发有帮助-A detailed descr iption of protocol 103, for power system automation equipment-related R & D has to help

ISO/IEC (International Standards Organization and International Electrotechnical Commission) 18000–1: Generic air interfaces for globally accepted frequencies 18000–2: Air interface for 135 KHz 18000–3: Air interface for 13.56 MHz 18000–4:

使用范围：IEC102规约装置接入9793、9794(Scope: IEC102 protocol devices access 9793, 9794)

iec104通信规约解析，中文简洁概述，通俗易解，适合新手(IEC 104 communication protocol analysis, Chinese concise overview, easy to understand, suitable for novices)