Mars200/FrameworkLocal/Common/Tolerance/ToleranceChecker.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Aitex.Core.Util;

namespace Aitex.Core.RT.Tolerance
{   
    public class ToleranceChecker
    {
        private DeviceTimer _timer = new DeviceTimer();       
        private R_TRIG _trigger = new R_TRIG();
        private bool _started;

        public bool Trig
        {
            get
            {
                return _trigger.Q;
            }
        }

        public bool Result
        {
            get
            {
                return _trigger.M;
            }
        }

        public bool RST 
        {
            set
            {
                _started = false;
                _trigger.RST = value;
            } 
        }

        public ToleranceChecker()
        {
            _timer.Start(0);
        }

        public ToleranceChecker(double time)
        {
            _timer.Start(time*1000);
        }

        public void Reset(double time)
        {
            _timer.Start(time * 1000);
            RST = true;
        }

        /// <summary>
        /// </summary>
        /// <param name="value"></param>
        /// <param name="min"></param>
        /// <param name="max"></param>
        /// <param name="time">unit is second</param> 
        public void Monitor(double value, double min, double max, double timeS)
        {
            if (!_started || (value >= min && value <= max))
            {
                _started = true;
                _timer.Start(timeS * 1000);
            }

            _trigger.CLK = _timer.IsTimeout();
        }
    }

}