MY-FOOTPRINT

一种应用于飞思卡尔9s12系列的AD转换模块程序范例(An example of the AD convert program applied in the Freescale 9s12 series.)

说明：  实时时钟芯片DS1302的C51编程，数据的读取及设置。(The C51 real-time clock chip DS1302 programming, data reading and settings.)

变压器保护包括变压器差动保护，变压器内部保护，变压器外部保护，里面有其simulink仿真模型以及相应的数据分析(The transformer protection including transformer differential protection, internal protection of the transformer, the transformer external protection, which simulink simulation model as well as the corresponding data analysis)

基于飞思卡尔S12X单片机的12864LCD驱动程序，经过实际调试后可以使用。(Based on Freescale S12X MCU 12864LCD driver, after the actual debugging can be used.)

MPLAB IDE PICSTART Guide_cn是关于PIC在线调试器的中文资料，有助于PIC单片机的开发。(MPLAB IDE PICSTART Guide_cn on PIC debugger information in Chinese to help the development of PIC microcontroller.)

摘 要 电机转速是电机的一个极为重要的状态参数 文中介绍了几种基本的电机转速测量 方法 并对这些测量方法进行了比较 给出了基于加速度计进行电机转速测量的硬件电路设 计方法和测试系统的工作原理(Summary of the motor speed is an extremely important motor state parameters paper describes several basic motor speed measurement methods and these measurements were compared based on accelerometer gives the motor speed measurement hardware circuit design and test systems Works)

基于STM32F10 PID 电机闭环控制 程序 代码有详细注释(Based on STM32F10 PID motor closed loop control program code, detailed notes)

本作品以MSP430单片机为核心， 基于DDS原理，通过查表方式输出步进量为10HZ，频率为100HZ~2KHZ的正弦波。两路被测信号通过过零比较、异或和低通滤波整流，实现了对相位差的测量，误差小于(This works with MSP430 microcontroller as the core, based on DDS principle, by look-up table output step sizes for the 10HZ, frequency of 100HZ ~ 2KHZ sine wave. Two by the signal zero-crossing comparator, XOR, rectification and low-pass filtering, the realization of the phase of the measurement error is less than)

说明：  正点原子STM32F103精英板按键输入例程(Punctual Atom STM32F103 Elite Board Key Input Routine)

stm32芯片--用GPIO口模拟I2C驱动MPU6050陀螺仪(Stm32 chip- using GPIO port simulation I2C driver MPU6050 gyroscope)