SP-CEA061A-cPP

说明：  独居老人监控系统 使用80c51f020编程 具体的使用方法和接口，里面有(Elderly people living alone monitoring system using 80c51f020 programming methods and the use of specific interfaces, which has)

基于STM32的室内温度控制系统设计含pcb短路图原理图完整文档(STM32 u6700 u5C0F u7CFB u7EDFpcb u548C u539F u7406 u56FE u5C01 u88C5 u5E93)

某地220kv母线负荷数据，对电力研究很有用(A 220kV bus load data, very useful for electric power research)

液晶240*128驱动 用的是PIC单片机 但是可以改 51单片机 里面驱动都一样 就是 拿过来就可以用 (LCD 240* 128 drive using a PIC microcontroller, but can be changed inside the microcomputer 51 is to take over the same driver can be used)

仿真电话键盘拨号的电路图 C 以及HEX文件 是我的单片机考试作业(this is my master piece)

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：  时钟芯片PCF8563 C51程序，本人测试通过(Clock chip PCF8563 C51 program, I test through)

汽车遥控钥匙RKE开发：pcf7961相关资料及代码，包括库应用文件、HITAG-3协议说明及软件架构等PDF资料。(RKE development.Remote Keyless pcf7961 relevant information and code, including database application files, HITAG-3 protocol description and software architecture PDF files.)

cd4052用stm32来写的程序，，实现电子开关电路 (CD4052 uses STM32 to write the program, the electronic switch circuit)

设计的电机驱动控制系统的主要功能有①控制电机的正转、反转；②为电机设计控制速度，有5m/s、10m/s、15m/s三个等级；③给电机设定转动的位移，让电机按照设定的位移移动；④1602液晶上显示电机的位移和速度；⑤利用4*4键盘数字输入控制电机的速度、按键C和D控制正反转、按键B控制三个档位的速度。(Using SCM software and hardware systems to achieve precision stage displacement, velocity through three or four phase stepper motors (motors meet the acceleration and deceleration characteristics), control the direction, location. Completion of the control circuit board hardware, including CPU, power amplifier, buttons, LED display. Software can be implemented in C.)