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)
# 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
)
print("Module opened at slot", slot)
# create a new wave object
wave = sd.SD_Wave()
# load a csv file as the wave data
error = wave.newFromFile(waveformFile)
# load the wave into the AWG RAM
error = card.waveformLoad(wave, 0)
card.clockSetFrequency(f_clk)
# modulation - amplitude.
error = card.modulationAmplitudeConfig(
nChannel=0,
modulationType=1, # 0: off, 1: amplitude, 2: offset
deviationGain=1)
# 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)
f_sample = f_clk / (5 * prescl)
print("sample rate:", f_sample / 1e6, "MHz")
# when to start after the trigger
delay = 10 # [10 ns]
# mod_type attr is unused in this script; amplitude modulation harcoded.
mod_type = ModTypes['amplitude']
start_trig = sd.SD_TriggerModes.EXTTRIG_CYCLE
wfm0 = Waveform(mod_type, wfm_tau, wfm_pts, sigma, wfm_arr0, prescl, 0,
start_trig, sd.SD_Wave())
wfm1 = Waveform(mod_type, wfm_tau, wfm_pts, sigma, wfm_arr1, prescl, delay,
start_trig, sd.SD_Wave())
waveforms = [wfm0, wfm1]
# for wv in waveforms:
# wv.arr[0] = wv.arr[-1] = 0 # set the endpts to zero
"""channel defaults"""
# for now, I leave the settings for each channel the same, set below
channels = [0, 1]
""" card and channel setup """
card = sd.SD_AOU()
slot = 12
error = card.openWithSlot("", 0,
slot) # productName, chassis can be left blank/0.
if error < 0: