Prepaidwatt-hourmeter

所属分类:单片机开发
开发工具:Asm
文件大小:3502KB
下载次数:72
上传日期:2009-04-27 13:58:16
上 传 者cwyctz
说明:  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 measurement, high precision, at least two tables (a margin of error of 2 ) accuracy. (2) IC card with high confidentiality. (3) normal working hours watt-hour meter showing the remaining power value, the value has power to allow users an intuitive understanding of the work of watt-hour meters are in working order and the size of load. (4) has a brown-out protection.)

文件列表:
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\biao.asm (57102, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\UNTITLED.DSK (3051, 2009-04-21)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图1\附录6.DDB (1050624, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图1\附录6.doc (54784, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图1\附录6.vsd (549888, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图1\附录6.wmf (164530, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\HKT.DDB (1050624, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\Thumbs.db (148480, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.1.vsd (357888, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.1.wmf (4374, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.10.bmp (1786086, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.11.bmp (185814, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.11.vsd (369664, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.11.wmf (6510, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.12.bmp (135294, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.12.vsd (128512, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.12.wmf (4818, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.13.bmp (135294, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.13.vsd (121344, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.13.wmf (1650, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.14.bmp (906742, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.14.vsd (439296, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.14.wmf (47370, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.15.bmp (672570, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.15.vsd (416768, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.15.wmf (41338, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.16.bmp (775710, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.16.vsd (399872, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.16.wmf (25762, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.2.vsd (358912, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.2.wmf (6478, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.20.bmp (665062, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.20.vsd (386048, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.20.wmf (16774, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.21.bmp (234054, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.21.vsd (370176, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.21.wmf (7950, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.22.bmp (342630, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.22.vsd (376832, 1985-01-01)
Prepaidwatt-hourmeter\单相电子式预付费电度表 的设计与实现\原理图2\图3.22.wmf (10390, 1985-01-01)
... ...

近期下载者

相关文件


收藏者