Devices and integration in enterprise systems - Function blocks (FB) for process control and electronic device description language (EDDL) - Part 3: EDDL syntax and semantics (IEC 61804-3:2020); English version EN IEC 61804-3:2020
企业系统中的设备和集成.过程控制和电子设备描述语言(EDDL)用功能块(FB).第3部分:EDDL语法和语义(IEC 61804-3-2020);英文版EN IEC 61804-3:2020