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import sys
import traceback
import time  # For sleep, clock, time and perf_counter
from datetime import datetime
import random

import u3
import u6
import ue9

class UE9qol:

    def __init__(self, debug = False, autoOpen = True, **kargs):
        #d = ue9.UE9(ethernet=True, ipAddress="192.168.1.209")  # Over TCP/ethernet connect to UE9 with IP address 192.168.1.209
        self.daq = ue9.UE9(debug=debug, autoOpen=autoOpen)

        # For applying the proper calibration to readings.
        c=self.daq.getCalibrationData()

        # by evmik
        # fixing missing slope for gain '0'
        c['AINSlopes']['0']= 0.0000775030

    def getInputCh(self, chNum):
        return self.daq.getAIN(chNum)

    def setOutputCh(self, chNum=None, volts=None):
        if chNum == None or volts == None:
            print("setOutputCh needs chNum and volts to be set")
            return 0
        bits = self.daq.voltageToDACBits(volts, dacNumber = chNum)
        # out is completely bogus for DAC settings in UE9
        out=self.daq.singleIO(IOType=5, Channel=chNum, DAC=bits)
        return volts

    def close(self):
        self.daq.close()

class UE9qolDummy:
    # to be used for graphics debugging
    def __init__(self, debug = False, autoOpen = True, **kargs):
        # do nothing
        return

    def getInputCh(self, chNum):
        return random.normalvariate(chNum, 0.25)

    def setOutputCh(self, chNum=None, volts=None):
        # do nothing
        return

    def close(self):
        # do nothing
        return