51简单计算器

说明：  通过STM32F407正点原子开发板驱动无刷电机。并通过按键进行调速。(Brushless motor is driven by STM32F407 openedv development board.And adjust the speed by keys.)

使用单片机进行智能小车寻迹控制，使用左右两个传感器。(Using microcontroller smart car tracking control, using about two sensors.)

说明：  假设P1.0口为发光二极管（共阴），其通过按键来控制是否开启(Suppose that the P1.0 port is a light emitting diode (common negative), which controls whether to turn on or not by pressing a button.)

系统以单片机为主控单元，能够及时监测到系统故障和环境中有无火灾，火灾一旦发生将实现声光报警，并采取有效措施控制火情的发展，将火灾消灭在萌芽状态，以确保人身财产安全，最大限度地减少损失。(System based on single-chip computer control unit, the ability to monitor system failures and environments there is no fire, fire in case of sound and light alarm, and take effective measures to control the development of the fire, fire in the bud, to ensure the personal and property safety, and minimize losses.)

说明：  实现oled显示功能，完成字符、图片、文字等显示(Implement oled display)

电池电压测量以及电机控制程序，主要实现电池的最高电压以及截止电压测量。(Battery voltage measurement and motor control program, mainly to achieve the highest voltage and cutoff voltage measurement of the battery.)

简单的总结si4432的程序资料，非常地实用，简单。(Simple summary si4432 program information is very practical and simple.)

The IPv4 broadcast address, or null for IPv6.

说明：  16点阵屏单片机程序，程序中有注说明，通俗易懂！(16 lattice screen SCM procedures, there is the process that is easily understood!)

c语言示例，学习C语言必备，很好的学习资料。(C language example, learning c language necessary, good learning materials.)