def performOpen(self, options={}):
"""Perform the operation of opening the instrument connection"""
# timeout
self.timeout_ms = int(1000 * self.dComCfg['Timeout'])
# create AWG instance
self.AWG = signadyne.SD_AOU()
AWGPart = self.AWG.getProductNameBySlot(1, int(self.comCfg.address))
if not isinstance(AWGPart, (str, unicode)):
raise InstrumentDriver.Error('Unit not available')
# check that model is supported
dOptionCfg = self.dInstrCfg['options']
for validId, validName in zip(dOptionCfg['model_id'], dOptionCfg['model_str']):
if AWGPart.find(validId)>=0:
# id found, stop searching
break
else:
# loop fell through, raise ID error
raise InstrumentDriver.IdError(AWGPart, dOptionCfg['model_id'])
# set model
self.setModel(validName)
self.AWG.openWithSlot(AWGPart, 1, int(self.comCfg.address))
# keep track of if waveform was updated
self.nCh = 4
self.lWaveUpdated = [False]*self.nCh
# clear old waveforms
self.AWG.waveformFlush()
for ch in range(self.nCh):
self.AWG.AWGflush(ch)
def performOpen(self, options={}):
"""Perform the operation of opening the instrument connection"""
# timeout
self.timeout_ms = int(1000 * self.dComCfg['Timeout'])
# create AWG instance
self.AWG = signadyne.SD_AOU()
AWGPart = self.AWG.getProductNameBySlot(1, int(self.comCfg.address))
if not isinstance(AWGPart, str):
raise InstrumentDriver.Error('Unit not available')
# check that model is supported
dOptionCfg = self.dInstrCfg['options']
for validId, validName in zip(dOptionCfg['model_id'],
dOptionCfg['model_str']):
if AWGPart.find(validId) >= 0:
# id found, stop searching
break
else:
# loop fell through, raise ID error
raise InstrumentDriver.IdError(AWGPart, dOptionCfg['model_id'])
# set model
self.setModel(validName)
self.AWG.openWithSlot(AWGPart, 1, int(self.comCfg.address))
# sampling rate and number of channles is set by model
if validName in ('M3202', 'H3344'):
# 1GS/s models
self.dt = 1E-9
self.nCh = 4
elif validName in ('M3302', ):
# two-channel, 500 MS/s model
self.dt = 2E-9
self.nCh = 2
else:
# assume 500 MS/s for all other models
self.dt = 2E-9
self.nCh = 4
# keep track of if waveform was updated
self.lWaveUpdated = [False] * self.nCh
# clear old waveforms
self.AWG.waveformFlush()
for ch in range(self.nCh):
self.AWG.AWGflush(ch)
# waveform pts - should match the value given in the waveform file
wfm_pts = 50
# duration over which to unload the wave from RAM
wfm_tau = 2.5e-7
# duration of the waveform to prescaler factor
prescl_from_tau = lambda tau: int(tau * f_clk / (
5 * wfm_pts)) # manual: 1.2.2.4 Prescaler and Sampling Rate
prescl = prescl_from_tau(wfm_tau)
print("prescl:", prescl)
# card setup
card = sd.SD_AOU()
slot = 12
error = card.openWithSlot("", 0, slot)
if error < 0:
print("Error =", error)
else:
# flush all AWG
for i in range(4):
card.AWGflush(i)
# trigger setup. only applies if AWGqueueWaveform has the trigger set to EXTTRIG
card.AWGtriggerExternalConfig(
nAWG=0,
externalSource=0, # manual: Table 16, page 19
triggerBehavior=trig_edge # manual: Table 17, pages 19
import os
import sys;
import math
sys.path.insert(0,'C:/Program Files/Signadyne/Libraries/Python')
import signadyne
card = signadyne.SD_AOU()
slot = 2
error = card.openWithSlot("", 0, slot)
if error < 0:
print("Error =", error)
else:
print("Module opened at slot", slot)
waveformFile = "C:/Users/Public/Documents/Signadyne/Examples/Waveforms/Gaussian.csv"
wave=signadyne.SD_Wave()
error = wave.newFromFile(waveformFile)
error = card.waveformLoad(wave,0)
card.AWGflush(0)
card.AWGqueueWaveform(0,0,0,0,0,0)
card.clockSetFrequency(1000000000)
error = card.modulationAmplitudeConfig(0,0,0)
print(error)
error = card.modulationAngleConfig(0,1,1000000)
print(error)
card.channelAmplitude(0,1)