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IO多路复用 SELECT函数
- IO的多路复用(Select函数) 注:为了解决创建子进程带来的系统资源消耗而采用多路I/O模型 一般来说当我们在向文件读写时,进程有可能读写出阻塞,如果我们不希望阻塞,我们的一个选择是用select系统调用。只要我们设置好select的各个参数那么文件可以读写的时候select通知我们说可以读写,在我们调用select时进程会一直阻塞到以下一种情况发生 1) 有文件可以读 2) 有文件可以写 3) 超过所设置的时间
IO.rar
- STM32单片机中IO口测试程序,型号STM32F103RB。,I STM32 MCU IO test procedure, model STM32F103RB.
IO端口驱动源代码
- IO端口驱动源代码-IO port actuates the source code
IO-SPI
- AVR单片机IO口模拟SPI读写AT45DB081,如使用C51只有修改IO操作即可-AVR microcontroller IO port analog SPI read and write AT45DB081, such as the use of C51 can only modify the IO operation
IO-to-LCD
- 单片机IO直接驱动LCD显示但是那按时的-IO directly drive LCD display microcontroller, but it' s time
windows-Disk-IO
- Windows中磁盘IO的相关知识,对磁盘很多方面都有讲解-Windows in the disk IO related knowledge, there are many aspects of the disk on
STC15F104W利用RC充放电使用IO口测量外部电压
- STC15F104W利用RC充放电使用IO口测量外部电压
IO
- 使用底层文件IO操作函数向文本文件写入数据-The use of the underlying file IO operations function to write data to a text file
IO-Port-Programming
- How to access IO Ports under Linux
io
- Java io的示例程序,在My Ecllipse中打开,结构比较清楚。-Java io sample program, open by My Ecllipse, the structure is clear.
cypress-usb-device-io-ctl
- 这是一个私用了Cy7C68013A的一个usb控制单片机IO的程序,结构非常简单清晰,大家可以直接使用-This is a private Cy7C68013A a usb control of the microcontroller IO program structure is very simple and clear, we can directly use the
c8051f020-IO
- c8051f020系列单片机IO功能开发例程,希望对大家有帮助-c8051f020 Series MCU IO function development routines, we want to help
IO
- vb程序控制IO卡工作,能控制继电器输出,接受plc的触点输入-vb process control io
IO
- AVR单片机中IO编程模块,希望大家喜欢!-AVR single Chip program about IO
IO
- AVR ATmega16简单的IO实验.开发环境为I-AVR ATmega16 simple IO test. Development environment for the ICC
STM32-io-1DEMO
- 奋斗stm32开发板关于io的例子,让我们对于操作有了更深的理解。-Io struggle stm32 development board on the example, let' s have a deeper understanding of the operation.
2440-IO
- linux 驱动程序 ,IO驱动程序,三星2440ARM驱动-linux drivers, IO driver,
80C51-IO
- 80c51 的 IO口初始化程序,已经调试,可以运行。-80c51' s IO port initialization procedures are debugging, you can run.
IO-port-and-IO-mem
- linux 2.6内核下操作IO port 和IO mem的例程序,对于学习很有帮助。-linux 2.6 kernel and the IO mem IO port operations in the cases of procedures for the very helpful.
CPLD-IO
- CPLD扩展IO口,对DSP5509的地址总线进行扩展-CPLD IO expansion port, the address bus of the expansion of DSP5509