Chap4-File-Management

51单片机中利用PCF8591进行D/A转换在示波器中显示三角波(51 MCU PCF8591 using the D/A converter in the oscilloscope display triangular wave)

取笔记本电池状态源码，例程程序调用API函数取笔记本电池状态。(Take a notebook battery status source , routine program calls API function takes the notebook battery status.)

说明：  本文件为正点原子悟空飞行器源码，ATKflight F405 V1.2版本，编译环境为MDK-ARM-V5，适合于新手学习，配套正点原子飞控器，体验飞控的乐趣(This document is the source code of the Point Atomic Wukong Aircraft, ATKflight F405 V1.2 version, compiled environment for MDK-ARM-V5, suitable for novice learning, matching the Point Atomic Flight Controller, experience the fun of flight control.)

MSP430F5310，时钟配置,串口收发例程。(MSP430F5310, clock configuration, serial transceiver routines.)

7281读写C51源程序（键盘与显示），及其相关资料，偶强两天调出来的 与大家共享(7281 to read and write source code C51 (keyboard and display), and related information, even strong two days out of tune with the U.S. share)

高压核相仪.采用51单片机.有详细的液晶驱动程序.(Nuclear phase high-pressure instrument. The use of single-chip microcomputer 51. A detailed LCD driver.)

基于stm32USB模拟鼠标移动，演示用键盘的S1,S2,S3,S4模拟鼠标的上下左右移动。(Based on stm32, USB mouse, demonstration of the keyboard S1, S2, S3, S4 simulated mouse from top to bottom and move around.)

Kingview Gallery development kits, containing examples. This is my dedication to spit blood! A Kingview IPC is the area of automation software, development kits is to be obtained to pay.

采用VB编写的一个电路分析系统，支持现行电路的分析，具有电路图绘制，仿真功能，并包含了示波器等元器件。(using VB prepared a circuit analysis system, in support of the current circuit, with circuit diagrams mapping, simulation function, and includes components such as oscilloscopes.)

AD5933模块负阻抗测试程序，C语言Keil编译(AD5933 Impedance Test Program)