STM32实现读卡器功能,适用于STM32E

完整的远程抄表系统程序．包含电量采集（分峰时，平时和谷时）．系统已申请专利-integrity of the remote meter reading system procedures. Acquisition includes electricity (at peak hours, in peacetime, and the trough). Has applied for the patent system

zlg 的easyarm easyarm-ZLG

这是新华龙（www.xhl.xom.xn）开发的，基于单片机，现在可以在它的网站上免费下载，不过当初他可是花了500大元买的。 --It is developed by www.xhl.xom.xn and based on SCM.

虽然很多人都知道FFT是什么，可以用来做什么，怎么去做，但是却不知道FFT之后的结果是什意思、如何决定要使用多少点来做FFT。-Although a lot of people know what is the FFT can be used to what to do, how to do, but do not know the results after the FFT is a very mean, how to decide how many points do want to use FFT.

PIC16F74单片机A/D10位模拟量采集,12864LCD汉显,显示4位数带小数点-PIC16F74 microcontroller A/D10-analog acquisition, 12864LCD Han obviously, 4 shows the median with a decimal point

在发一个PC机与51单片机通讯的程序，简单易懂。-In the hair of a PC machine with 51 single-chip communications procedures, easy-to-read.

8051 编写的源程序-8051 prepared by the source

at89c51ed2看门狗程序-at89c51ed2 watchdog procedures

keil编译,单片机资料,rs485通讯。-keil compiler, microcontroller information, rs485 communication.

ZLG7289键盘显示接口芯片是一个很常用的接口芯片，至需4个IO口接可以控制显示8位的数码管显示和64个矩阵键盘的自动扫描，效果很好。-ZLG7289 keyboard display interface chip is a very common interface chip, to take four IO access can be controlled mouth shows 8 digital tube display and keyboard matrix 64 automatically scans, very good.