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dianbiao
- 单相电子式预付费电度表 自动抄表的设计与实现-Single-phase electronic prepaid watt-hour meter Design and Implementation
Prepaidwatt-hourmeter
- 设计并制作一个采用IC卡的单相电子式预付费电度表。(1)电能计量准确,精度高,至少达到二级表(误差为2 )的精度。(2)IC卡的保密性高。(3)电度表正常工作时,能显示剩余电能值,已用电能值,使用户直观地了解电度表的工作是否正常及用电负荷的大小。(4)具有掉电保护功能。-Design and the use of IC cards to produce a single-phase electronic prepaid watt-hour meter. (1) accurate power me
shengyangled
- NEC汇编语言单相预付费电能表程序,使用逻辑加密卡。-NEC assembly language, single-phase prepayment meter program, using logical encryption card.