905--

将十进制数转换为二进制数和16进制数，可用于单片机初值设定时的计算(convert decimal to binary and hexadecimal ，Can be used to calculate the initial set of single chip microcomputer)

一个自制的小闹钟程序，程序可以配置，能够切换背景以及时间显示的外观，两者可以单独变换也可以一起变换。(A self-made small alarm clock program, the program can be configured, can switch the time display background and appearance, the two can be alone together can also transform transformation.)

通过51单片机设计一个电子时钟，精确到秒，可以通过按键调节时间(By 51 microcontroller design an electronic clock, accurate to seconds, you can adjust the time by pressing a button)

说明：  VB串口通讯实例 高精度电压表(24bit) VB源程序(VB serial communication example high precision voltage meter (24bit) VB source code)

STM32 SPI读写FM25CL64铁电存储器，程序为103RBT6单片机读写代码，包括SPI初始化、字节发送接收代码、FM25CL64读写代码(STM32 SPI read/write FM25CL64 ferroelectric memory, the application for 103 rbt6 microcontroller, speaking, reading and writing code, including the SPI initialization code byte code to send and receive FM25CL64, speaking, reading and writing )

说明：  该源码实现51单片机之间符合modbus通信协议的通信(This code can achieve communications between MCS51 by modbus protocol. )

利用stm32上自带的ad和da进行模数和数模转换实验(Use the built-in ad and da stm32 analog to digital and digital to analog conversion experiments)

说明：  步进电机L298N可调速msp430控制调试成功(Stepper motor L298N can be governor the msp430 control debugging success)

说明：  下面的程序利用友元函数求两点间的距离。请你将有关的程序补充完整，并总结为什么这里要用友元函数来求两点间的距离。(using friend to get the result.)

ADS1258开发，程序源代码，还要20字 好恶心(ADS1258 development, source code, but also the word disgusting 20)