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操作系统开发 A user-space device driver can do many of the things that kernel drivers can t, such as perform a lo
A user-space device driver can do many of the things that kernel drivers can t, such as perform a long-running computation, block while waiting for an event, or read files from the file system. Unlike kernel drivers, a user-space device driver can use other device drivers--that is, access the networ ...
Java编程 java 线程 静态锁
java 线程 静态锁，对象锁， synchronized 是锁方法还是锁对象？还是锁类？如何实现？？
部分代码如下，
public static Object lock=new Object() //静态锁，锁类，不是锁对象了！！所以两个线程同时 运行两个 TestThread 的execute（
），也可以同步！！！
public void execute(){ //
synchronize ...
源码 TMS320VC5416-DSK-example
A simple example of audio signal processing on TMS320VC5416 USB DSK board. Main source is contained in tone.c file, memory configuration - tonecfg.cmd. Folder docs/ contains useful docmentation on board, its components and libraries. The example's configuration is based on example "tone" from Code C ...
技术资料 单片机电子密码锁设计，内含工程文件、源码文件及电路图
基于单片机的密码锁设计，内含工程文件和源码文件以及电路图#include "config.h" void main(){    LCD_Initial();                       //lcd初始化    init_sys(); ...
技术资料 AM2355n datasheet
3-phase Sensor-less Fan Motor DriverAM2355NThe AM2355N is a 3-phase sensor-less DC fan motor driver IC. It senses the BEMF (BackElectro-Motive Force) of the motor in rotation and provides corresponding commutation current tothe motor. Rotation speed can be controlled by PWM input signal. The drivers ...