This new option allows timers to operate down to1 μ s resolution ( if supported by the underlying hardware) and also implements timer management with a red-black tree for efficiency. 这个新选项允许定时器以1μs的精度运行(如果底层硬件支持的话),并通过红黑树实现对定时器的高效管理。
The system hardware of the platform is integrated into a control workstation. The technologies such as the multimedia timer, common timer and multithread etc. were applied to the development of control program in VC++ software, which realizes the multitask scheduling of the platform control. 利用系统简单的特点,将平台控制系统集成为工作站,并在VC++编程环境中完成控制软件开发,且综合运用了多媒体定时器、普通定时器以及多线程编程技术,实现了平台控制的多任务调度。
On the base of the hardware design, this paper introduces the main program, A/ D convert subprogram, Timer A abruption subprogram and liquid crystal display subprogram of software systematic. 在硬件设计的基础上,文中对系统软件设计中的检测主程序、A/D转换子程序、定时器A中断子程序和液晶显示子程序的设计进行了系统性介绍。
The resolution limiting of synchronization control precision, in the fully digital parallel-connected UPS system, is imposed by the hardware timer. 在全数字化并联UPS系统中,由于定时器的最小时基的限制,系统的同步控制精度低。
This paper mainly expatiates on the subject that how to achieve motor rotate speed calculation and control using hardware timer capture feature, and which including the components of the hardware control loop, the theory and method of PSoC hardware module setup and firmware support. 主要阐述了在电机控制中,如何利用PSoC的硬件计时器捕获特性实现电机转速的检测与控制,其中包括硬件控制环路的模块构成、PSoC的硬件模块配置原理和方法以及软件设计。
In this paper was put forward a discussion from both hardware and software, especially from software and was given a double circulation method controlling main procedure and watchdog timer at the same time. 本文就硬件和软件两方面作一探讨,特别是在软件监控方面,提出了同时监控系统主循环和看门狗定时器的双循环监控的方法。
Based on the principle of Software Replacing Hardware, this paper presents a new method to display different data on digital code scope with the harmonious use of timer and external interruption, and the normal control operation of CPU will not be negatively affected. 本文从以软代硬的原则出发,给出一种利用定时器和外中断的协同使用,在数码管显示器上分时显示不同数据,而不影响CPU的正常控制动作。
A MCU module and a communicating module are included in the hardware, while the three interrupt programs ( timer, COM port, IRQ) belong to the software. 软件上分为定时器中断、串口中断及IRQ中断三个模块。
The DMA mode is used to transfer data between DSP and display memory, which takes advantage of the hardware resource such as timer, interrupt, DMA, and saves the time of CPU transferring data. DSP与显示帧存间的数据传输采用了DMA方式,充分利用了TMS320C6201的定时器、中断和DMA等硬件资源,节省了CPU的时间开支。
Realization of Soft Timer To develop the single-chip microcomputer of the device, the paper does a lot of work of design hardware and software include using soft timer with task-plan solving the whole arrangement of the process. 在选线装置的实现方式上,本文提出了基于单片机方式的硬件电路的开发方案和软件系统设计方案,尝试了使用80C196KB的三个软件定时器中断结合任务型设计方法解决程序流程的问题。
The rough interpolation is carried out by software and the hardware fine interpolation is oathed out by an universal programmable timer in this interpolation method. 该方法由软件完成粗插补,用一通用可编程定时器完成硬件精插补。
In the developing of the system, we realize the high precision timing in Windows by using the PC's hardware timer. Use industrial standard graphic technology-OpenGL to display the path of the robot. 在系统开发过程中,运用基于PC机硬件的定时器解决了Windows下的精确定时问题,应用工业标准的OpenGL计算机三维图形API作为机器人路径的三维显示。
Due to relations between hardware and software, this paper also introduces much knowledge about hardware resources of PC compatible system, such as programmable interrupt controller, system timer, PCI bus and related interface chip. 由于软硬件的相关性,本文同时也对PC兼容体系的硬件资源有较多介绍,如可编程中断控制器、系统时钟、PCI总线及接口芯片,体现了嵌入式应用软硬件结合的突出特点。
The work of transplantation is conducted mainly by the DSP/ BIOS, including thread system, the hardware timer, memory configuration and APIs provided by DSP/ BIOS. 移植工作主要是围绕CCS提供的DSP/BIOS工具展开,先后介绍了线程机制、硬件计时器的使用、存储器配置和DSP/BIOS提供的API应用等。
Combined with the CPLD counter unit, completed the hardware design of photoelectric encoder, at the same time with the CPLD timer unit, completed the stepper motor drive circuit design. 同时结合CPLD的定时器单元,完成了步进电机的驱动电路设计。
According to the hardware setting, the applied software is programmed and the issue about sampling of pressure and timer controlling of the system. 根据系统的硬件环境,基于PC机编写应用软件,解决了微量点胶中气压采集和系统控制问题。
Serial interface use the technology of LVDS, which has low power dissipation and high data transmission speed. Secondly, each interface of hardware circuit and logic timer is introduced in the paper. 串行接口电路采用LVDS串行传输技术,该接口功耗低,传输速度快。接下来介绍了各个接口电路的硬件电路及逻辑时序。
Based on the module partition of hardware, this paper designed programs of IIC Bus driver, PWM timer driver, keyboard driver and motor driver. 根据硬件设计的模块划分,设计了适用于堆垛机控制系统的IIC总线驱动程序、PWM定时器驱动程序、键盘驱动程序、电机驱动程序等。
Because of the whole hardware system base on SOC, the asynchronous timer problem exist, so the different time-domain module should be distributed correctly when the whole system structure is measured off. 由于接收机整个的硬件系统是基于SOC的,存在异步时钟设计的问题,对总体结构的划分时需要正确的划分不同时钟域的功能单元。