def __init__(self, xString="COM5", yString="COM6", zString="COM3"):
#Init stuff
visa.log_to_screen(0)
try:
self.rm = visa.ResourceManager('@ni')
except:
pass
try:
self.xDev = self.rm.open_resource(
xString,
baud_rate=921600,
data_bits=8,
stop_bits=visa.constants.StopBits.one)
self.xDev.clear()
self.xST = self.xDev.query("1TS?")
xst = self.xST[-4:-2]
if xst[0] == "3" and xst[1] != "C" and xst[1] != "D" and xst[
1] != "E" and xst[1] != "F":
self.xPOS = float(self.xDev.query("1TP?")[3:])
self.xOK = True
else:
self.xhoming = True
except:
pass
try:
self.yDev = self.rm.open_resource(
yString,
baud_rate=921600,
data_bits=8,
stop_bits=visa.constants.StopBits.one)
self.yDev.clear()
self.yST = self.yDev.query("1TS?")
yst = self.yST[-4:-2]
if yst[0] == "3" and yst[1] != "C" and yst[1] != "D" and yst[
1] != "E" and yst[1] != "F":
self.yPOS = float(self.yDev.query("1TP?")[3:])
self.yOK = True
else:
self.yhoming = True
except:
pass
try:
self.zDev = self.rm.open_resource(
zString,
baud_rate=57600,
data_bits=8,
stop_bits=visa.constants.StopBits.one)
self.zDev.clear()
self.zST = self.xDev.query("1TS?")
zst = self.zST[-4:-2]
if zst[0] == "3" and zst[1] != "C" and zst[1] != "D" and zst[
1] != "E" and zst[1] != "F":
self.zPOS = float(self.zDev.query("1TP?")[3:])
self.zOK = True
else:
self.zhoming = True
except:
pass
def __init__(self):
'''
this function open the USB port
'''
if DEBUGG > 0:
visa.log_to_screen()
self.rm = visa.ResourceManager('@py')
self.x = self.rm.open_resource(u'ASRL/dev/ttyUSB0::INSTR',
timeout=2000)
print('usb port connected')
import visa
import pyvisascope
import logging
visa.log_to_screen('INFO')
logger = logging.getLogger('pyvisa')
log2file = logging.FileHandler('experiment.log')
logger.addHandler(log2file)
def main():
# list the connected devices
print("Devices connected to your computer:")
print(pyvisascope.get_resources())
if __name__ == '__main__':
main()
string1 = ':PADD1:POSITION ' + str(leftPaddles)
string2 = ':PADD2:POSITION ' + str(leftPaddles)
controller.write(string1)
controller.write(string2)
if keyboard.is_pressed('e'):
rightPaddles = rightPaddles + 1
string1 = ':PADD3:POSITION ' + str(rightPaddles)
string2 = ':PADD4:POSITION ' + str(rightPaddles)
controller.write(string1)
controller.write(string2)
print(rightPaddles)
if keyboard.is_pressed('s'):
leftPaddles = leftPaddles - 1
string1 = ':PADD1:POSITION ' + str(leftPaddles)
string2 = ':PADD2:POSITION ' + str(leftPaddles)
controller.write(string1)
controller.write(string2)
if keyboard.is_pressed('d'):
rightPaddles = rightPaddles - 1
string1 = ':PADD3:POSITION ' + str(rightPaddles)
string2 = ':PADD4:POSITION ' + str(rightPaddles)
controller.write(string1)
controller.write(string2)
time.sleep(.1)
#controller.write(':PADD1:POSITION 500')
#controller.write(':PADD2:POSITION 500')
#controller.write(':PADD3:POSITION 500')
#controller.write(':PADD4:POSITION 500')
visa.log_to_screen()
return self._returnValue(self.query('IOUT1?'), by_value)
if __name__ == '__main__':
from os import path, sys
from time import strftime
logging.basicConfig(
format='%(module)-12s.%(funcName)-12s:%(levelname)s - %(message)s',
stream=sys.stdout,
level=logging.DEBUG)
logging.debug('start')
import visa
psu = TenmaPSU()
visa.log_to_screen(logging.INFO)
rm = visa.ResourceManager()
psu.connect(rm)
logging.debug('connected')
# not clear how to test without an actual device set 28v and 0.123mA
# current threshold then flip on read I and V and flip off
pause = 0.1
psu.off()
psu.setVoltage(28.)
psu.setCurrent(0.123)
psu.on()
vv = psu.getVoltage(True)
assert vv == 28.00
print('voltage set', vv)
ii = psu.getCurrent()
print('current limit', ii)