Test_EXTInterrupt_FIQ

cd4051芯片驱动,定义管脚后可直接调用输出接口，输出值以在头文件中给出(driver for cd4051 )

说明：  stm32永磁同步电机双闭环无感foc代码(Double closed-loop non inductive FOC code of STM32 permanent magnet synchronous motor)

完成示波器最基本的功能，包括增益的设置，时基的设置，波形的显示，获取波形的频率周期(Complete the basic functions of the oscilloscope, including gain setting, time base setting, waveform display, and obtain the frequency cycle of the waveform.)

实现简单自动售货机的基本功能。投币找零功能，并用Led数码管显示，输出结果用Led显示。(Basic functions simple vending machines. Coin change for function and use Led digital tube display, the output display Led.)

stc12c5a60s2单片机，I2C接口通讯程序，可实现I2C总线的启动，停止及握手等功能(stc12c5a60s2 microcontroller, I2C interface communication program, can be realized starting I2C bus stop and other functions handshake)

将J8,j13插上短路块，连接ISP下载器到学习板，将CS6-1.hex 文件下载到单片机，LEDMOD数码管将显示1234 数字！(The J8, j13 plug short-circuit blocks, connected to the learning board ISP downloader will CS6-1.hex file downloaded to the MCU, LEDMOD digital tube will display 1234 figures!)

IAR for stm8编译环境和配置参考模板(IAR for stm8 Compilation environment and configuration reference template)

51单片机的模拟I2C总线接口函数，附带完整注释。(51 microcontroller simulation I2C bus interface function, fringe integrity Notes.)

实现普通交通等的控制，使用超声波增加了车流量的检测(To achieve the control of general traffic, the use of ultrasound increases the detection of traffic flow.)

说明：  对lcd1602屏的一些常见问题作出解释，并附上一段51单片机驱动lcd1602代码(Explain some common problems of LCD 1602 screen, and attach a section of LCD 1602 code driven by 51 single chip computer.)