摘要
本文介绍了预付费智能卡水表的工作原理及其MPUMSP430F413单片机和PCF8563时钟芯片的功能及特性在水表中的应用。详细说明了利用汇编语言实现了定时1秒钟中断功能和实时时钟在智能卡预付费水表的应用。并给出了具体形成产品后的实验结果。
The paper introduced the principle of advance intelligent card water raeter and the function and characteristic of its MPU MSP430F413 SCM and clock CMOS chip PCF8563. The paper also particularly illuminate the function of the interruption of one second and the application of RTC in advance intelligent card water meter which achieved by using assemble language.
出处
《微计算机信息》
北大核心
2006年第04Z期54-56,236,共4页
Control & Automation
