首页> 外国专利> CONTROLLING REAL TIME CLOCK DURING EMBEDDED SYSTEM DEVELOPMENT

CONTROLLING REAL TIME CLOCK DURING EMBEDDED SYSTEM DEVELOPMENT

机译:嵌入式系统开发过程中的实时时钟控制

摘要

Disclosed herein are representative embodiments of methods, systems, and apparatus that can used to control real-time events (e.g., the real-time clock) during the design, simulation, or verification of an embedded system. In one exemplary embodiment disclosed herein, for example, a real-time clock signal is generated and tasks defined by an embedded software application are triggered with the real-time clock signal. In this embodiment, the embedded software application is executed by an embedded processor with a real-time operating system (“RTOS”), and the real-time clock signal is controllable independent of a processor clock signal driving the embedded processor in a manner that allows the real-time clock to have a different time base than the processor clock.
机译:本文公开了可用于在嵌入式系统的设计,仿真或验证期间控制实时事件(例如,实时时钟)的方法,系统和装置的代表性实施例。在本文公开的一个示例性实施例中,例如,生成实时时钟信号,并且由嵌入式软件应用定义的任务被实时时钟信号触发。在该实施例中,嵌入式软件应用由具有实时操作系统(“ RTOS”)的嵌入式处理器执行,并且实时时钟信号是可控制的,独立于以如下方式驱动嵌入式处理器的处理器时钟信号:允许实时时钟与处理器时钟具有不同的时基。

著录项

  • 公开/公告号EP2318922B1

    专利类型

  • 公开/公告日2018-10-17

    原文格式PDF

  • 申请/专利权人 MENTOR GRAPHICS CORPORATION;

    申请/专利号EP20090790269

  • 发明设计人 BROOKS LANCE S. P.;TEEGARDEN DARRELL A.;

    申请日2009-07-10

  • 分类号G06F11/36;G06F17/50;G06F9/455;

  • 国家 EP

  • 入库时间 2022-08-21 13:20:14

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