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time
- 可编程间隔定时器(Programmable Interval Timer,PIT, 8253或8254模型),也叫做系统时钟,是一个非常有用的芯片,可以在一定时间间隔精确地产生中断。芯片本身有3个通道:通道0绑定到IRQ0,在可预知和规则的时间中断CPU;通道1特定于系统;通道2则连接到系统扬声器。就像你看到的一样,单个的芯片为系统提供了几个非常重要的服务。
8254
- This is a photo of a general purpose timer/counter card you can wirewrap in a weekend. It plugs into your PC s ISA bus just like a sound or modem card. It gives high-resolution timing (microseconds). Because of its programmablity, it is very powerful
SQL SERVER与ACCESS、EXCEL数据转换
- This a p熟悉SQL SERVER 2000的数据库管理员都知道,其DTS可以进行数据的导入导出,其实,我们也可以使用Transact-SQL语句进行导入导出操作。在 Transact-SQL语句中,我们主要使用OpenDataSource函数、OPENROWSET 函数,关于函数的详细说明,请参考SQL联机帮助。利用下述方法,可以十分容易地实现SQL SERVER、ACCESS、EXCEL数据转换,hoto of a general purpose timer/counter card
INI文件编程__框架基础__常州VC编程网
- This is a photo of a general purpose timer/ 在我们写的程序当中,总有一些配置信息需要保存下来,以便完成程序的功能,最简单的办法就是将这些信息写入INI文件中,程序初始化时再读入.具体应用如下:counter card you can wirewrap in a weekend. It plugs into your PC s ISA bus just like a sound or modem card. It gives high-resolutio
gh_timer_8254
- VHDL Source code for 8254 timer/counter
gh_vhdl_lib
- VHDL Library for 8254 timer/counter core
gh_timer_8254_081608
- Timer 8254 Verilog source code
a8254
- 自己编写的8254计数器/计时器,实现了所有的6种模式,和大家一起分享。-I have written 8254 counter/timer, realize all the six kinds of patterns, and the U.S. share.
iul
- 8.1 可编程并行接口芯片8255A 8.2 可编程定时器/计数器芯片8253/8254 8.3 串行通信及可编程串行接口芯片8251A 8.4 模/数(A/D)与数模(D/A)转换技术 及其接口 -8.1 programmable parallel interface chip 8255A8.2 programmable timer/counter chip 8253/82548.3 serial communications and programmable seri
8253
- With realize based on the FPGA programmable timer counter 8253 designs -With realize based on the FPGA programmable timer counter 8253 designs
a_vhdl_8253_timer_latest.tar
- 一个用VHDL语言编写的8254定时器。具有一个同步处理器接口比异步的INTEL8254要好-A VHDL 8254 timer,uses a synchronous (Wishbone) processor interface, rather than an asynchronous of the Intel 8254.
8254timer_pulse_generated_PWM_pulse
- 8254定时器产生PWM脉冲,非常偏却是机器人舵机控制的关键点-8254 PWM timer pulse generated
transducer
- 以单片机AT89S52和定时器8254控制HEF4752生成SPWM波来控制主功率电路输出电压、频率均可变的三相交流电,并实现变频器功能设定、变频操作、频率显示。采用MCS-51指令编写,使用Keil uVision3编译调试。-Use MCU AT89S52 and timer 8254 to control HEF4752 generate SPWM wave to control the main power circuit to output three-phase AC, whose
a_vhdl_8253_timer_latest[1].tar
- 因特尔8254 计时器的vhdl语言实现-a VHDL version of the Intel 8254 timer
i8254
- 8253/8254 interval timer emulation
i8254
- 8253 8254 interval timer emulation for Linux v2.13.6.
E71
- 8264计时器实现LED灯的循环熄灭与点亮,并根据输入输入要求的现象-8254 LED lights cycle timer goes off and the lights, and in accordance with the requirements of the phenomenon Input
interface--experiment2
- 微机原理与接口技术,接口实验,使用汇编语言,包括竞赛抢答器、交通灯控制实验、可编程定时器计数器8254、继电器控制、存储器读写-Microcomputer Principle and interface technology, interface experiments, the use of assembly language, including contests Responder, traffic light control experiments, programmable timer
i8254
- 8253 8254 interval timer emulation.
data acquisition and plot
- 从setup文件中读取文件参数 计算中断参数 通过8254定时器和8259中断控制器实现定时中断 将A/D采集到的数据解码成电压值绘制成图像 文件在TurboC下运行(Read file parametersom from the setup file, and then calculate interrupt parameters. Achieve a regular interrupt through the 8254 timer and 8259 interrupt controller.