-
Notifications
You must be signed in to change notification settings - Fork 2
/
Test.py
36 lines (32 loc) · 1.3 KB
/
Test.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
from PyDAQmx import *
import numpy
import random
# Declaration of variable passed by reference
taskHandle = TaskHandle()
analog_output = Task()
read = int32()
data = numpy.zeros((1000,), dtype=numpy.float64)
try:
for i in range(1000):
data[i] = 7.0*numpy.sin(i*2.0*numpy.pi/1000)*random.random()
# DAQmx Configure Code
#DAQmxCreateTask("",byref(taskHandle))
#DAQmxCreateAIVoltageChan(taskHandle,"Dev1/ai0","",DAQmx_Val_Cfg_Default,-10.0,10.0,DAQmx_Val_Volts,None)
analog_output.CreateAOVoltageChan("Dev2/ao1","",-10.0,10.0,DAQmx_Val_Volts,None)
#DAQmxCfgSampClkTiming(taskHandle,"",10000.0,DAQmx_Val_Rising,DAQmx_Val_FiniteSamps,1000)
analog_output.CfgSampClkTiming("",10000.0,DAQmx_Val_Rising,DAQmx_Val_ContSamps,1000)
print(data)
# DAQmx Start Code
read = analog_output.WriteAnalogF64(1000,True,-1,DAQmx_Val_GroupByChannel ,data,None,None)
#DAQmxStartTask(taskHandle)
# DAQmx Read Code
#DAQmxReadAnalogF64(taskHandle,1000,10.0,DAQmx_Val_GroupByChannel,data,1000,byref(read),None)
t = input("tets")
print("Acquired %d points"%read)
except DAQError as err:
print("DAQmx Error: %s"%err)
finally:
if taskHandle:
# DAQmx Stop Code
DAQmxStopTask(taskHandle)
DAQmxClearTask(taskHandle)