C#计算器程序

说明：  基于51单片机的公交车站，语音报警系统与液晶显示。提供硬件设计原理图，程序。共大家学习(Based on 51 MCU bus station, voice alarm system with LCD display. Provide hardware design schematics, procedures. We were learning)

基于RS-232的串口通信，实现单片机与pc机之间的通信及数据的传输！里面包括源码及vb代码。

平面n个点坐标,计算各点间距离之和

通过四个按键设置，开始停止，加，减，完成0-99的倒计时(Through the four key settings, start to stop, add or subtract, complete the countdown of 0-99.)

mc9sdg128控制led流水灯程序，入门例子(led water lamp mc9sdg128 control procedures, entry example)

类似windows的计算器功能..有加减乘除乘方运算(Jun comparable number of windows cavity算器 .. bleed at the nose floor features Endure-effect pot算efficiency source side of bridge)

说明：  3KW数字llc电源源代码，学习参考。。(3KW Digital LLC Power Source Code)

计算机通过串口向开发板发送数据，开发板将数据原样送回。(The computer through the serial port to send data to the development board, development board will be sent back to the data as is.)

基于Tm4C123G的三相SPWM，能够实现DC_AC的变换 可结合现在流行的微电网和泛在电力物联网技术(Three-phase SPWM based on Tm4C123G can realize DC_AC transformation. It can be combined with the popular microgrid and ubiquitous power Internet of things technology.)

s3c2440 写4.3寸LCD屏 ADS编译 (Write a 4.3-inch LCD screen s3c2440)