Python dmm34411A 예제들

예제 #1

파일: measure_power.py 프로젝트: mattlentz/mclib

import time
import numpy

###########################################################################
# Configuration
collectionTime = 30 * 60  # Seconds
sampleFreq = 2000.0  # Hz
samplesPerTrigger = 1

currentSenseResistor = 0.173  # Ohms
###########################################################################

sampleAperture = 1.0 / (1.05 * sampleFreq)
totalSamples = collectionTime * sampleFreq

voltage = dmm34411A("192.168.1.203")
current = dmm34411A("192.168.1.204")
freq = dmm34411A("192.168.1.205")

freq.setOutput(0)
freq.setSquare()
freq.setVoltage(0, 3)
freq.setFrequency(sampleFreq / samplesPerTrigger)

voltage.setVoltageDC("10V", "MAX")
voltage.setVoltageDCAperture(str(sampleAperture))
voltage.setSamplesPerTrigger(str(samplesPerTrigger))
voltage.setTriggerSource("EXT")
voltage.setTriggerCount("INF")
voltage.setTriggerDelay("0")
voltage.setInitiate()

예제 #2

파일: measure_power.py 프로젝트: mattlentz/mclib

import time
import numpy

###########################################################################
# Configuration
collectionTime = 30*60 # Seconds
sampleFreq = 2000.0 # Hz
samplesPerTrigger = 1

currentSenseResistor = 0.173 # Ohms
###########################################################################

sampleAperture = 1.0 / (1.05 * sampleFreq)
totalSamples = collectionTime * sampleFreq

voltage = dmm34411A("192.168.1.203")
current = dmm34411A("192.168.1.204")
freq    = dmm34411A("192.168.1.205")

freq.setOutput(0)
freq.setSquare()
freq.setVoltage(0,3)
freq.setFrequency(sampleFreq/samplesPerTrigger)

voltage.setVoltageDC("10V", "MAX")
voltage.setVoltageDCAperture(str(sampleAperture))
voltage.setSamplesPerTrigger(str(samplesPerTrigger))
voltage.setTriggerSource("EXT")
voltage.setTriggerCount("INF")
voltage.setTriggerDelay("0")
voltage.setInitiate()

예제 #3

파일: power_measurement_suite.py 프로젝트: mattlentz/mclib

from agilent.dmm34411A.dmm34411A import dmm34411A
import time
import numpy

totalSamples = 50000
sampleFreq = 500

freq    = dmm34411A("172.17.5.121")
voltage = dmm34411A("172.17.5.125")
current = dmm34411A("172.17.5.124")

#setup freq gen
freq.setSquare()
freq.setVoltage(0,3)
freq.setFrequency(sampleFreq)

#setup voltage meter
voltage.setVoltageDC("10V", "MAX")
# set external trigger
voltage.setTriggerSource()
voltage.setTriggerCount(str(totalSamples))
# wait for trigger
voltage.setInitiate()

current.setCurrentDC("100mA", "MAX")
current.setTriggerSource()
current.setTriggerCount(str(totalSamples))
current.setInitiate()

time.sleep(1)