yuyinbaoshi

STC15XX系列掉电唤醒补丁程序，内含5种中断的程序以及ALL掉电唤醒的程序(STC15XX Series wakeup patch containing five interrupts as well as ALL of the program)

AD9854串行通信驱动，基于STM32F407(AD9854 serial communication, based on STM32F407)

说明：  使用树莓派驱动ADXL345 显示欧拉角/OPENGL 3D建模控制 历史曲线等(Use raspberry pie to drive ADXL345 to display Euler angle/OPENGL 3D modeling control history curve, etc.)

基于C51单片机的4*4矩阵键盘扫描。有仿真和程序，数码管显示，可以用于学习矩阵键盘扫描的基础知识。并可以进行扩展。(Based on the C51 microcontroller 4* 4 matrix keyboard scanning. There simulation and procedures, digital display, can be used to learn the basics of the keyboard scan matrix. And can be extended.)

PIC单片机I2C功能 电后,LED闪亮,单片机硬件I2C读写24LC64,LCD显示读出数据,LED5运行指示(PIC microcontroller I2C function after power, LED flash, microcontroller hardware I2C read 24LC64, LCD display read out, LED5 operating instructions)

说明：  红外线程序（使用C语言编写）（使用定时器作为解码）(红外线程序（使用C语言编写）)

蓝牙通信实验源码，在博创6410开发板上测试可行(Bluetooth communication experiment source code, test is feasible on bo gen 6410 development board )

tune timing of read data command when crc error happen no performance impact.

这是一个51单片机的菜单设计例程，使用时要做一些修改(This is a menu of 51 single-chip design examples, used to do some modifications)

说明：  单片机通信协议处理 上位机和下位机中的数据发送 (Microcontroller communication protocol processing)