|
|
#!/usr/bin/env python
|
|
|
#-*- coding: utf-8 -*-
|
|
|
"""Simple python library to communicate with GW Instek GPD-Series power supplies.
|
|
|
"""
|
|
|
import time
|
|
|
import sys
|
|
|
import os
|
|
|
import matplotlib.pyplot as plt
|
|
|
import numpy as np
|
|
|
import serial
|
|
|
|
|
|
__author__ = "Alexis Jeandet"
|
|
|
__copyright__ = "Copyright 2015, Laboratory of Plasma Physics"
|
|
|
__credits__ = []
|
|
|
__license__ = "GPLv2"
|
|
|
__version__ = "1.0.0"
|
|
|
__maintainer__ = "Alexis Jeandet"
|
|
|
__email__ = "alexis.jeandet@member.fsf.org"
|
|
|
__status__ = "Development"
|
|
|
|
|
|
|
|
|
class gpd_xxx(object):
|
|
|
conf = {"GPD-3303S" : (2,0.0,30.0),
|
|
|
"GPD-3303" : (),
|
|
|
}
|
|
|
trackingMode = {"Independent" : '0',
|
|
|
"Series" : '1',
|
|
|
"Parallel" : '2',
|
|
|
}
|
|
|
trackingModeStat = {"01": "Independent",
|
|
|
"11" : "Series",
|
|
|
"10" : "Parallel",
|
|
|
}
|
|
|
def __init__(self,port):
|
|
|
self.i=0
|
|
|
self.__port=serial.Serial(port,timeout=0.5)
|
|
|
|
|
|
def idn(self):
|
|
|
self.__port.setTimeout(0.1)
|
|
|
self.__port.write(b"*IDN?\n")
|
|
|
return self.__port.readall()
|
|
|
|
|
|
def setVoltage(self,index,tension):
|
|
|
if index < 2:
|
|
|
self.__port.write("VSET"+str(index+1)+":"+str(tension)+"\n")
|
|
|
else:
|
|
|
raise UserWarning("Parameter out of bound")
|
|
|
|
|
|
def voltageSet(self,index):
|
|
|
if index < 2:
|
|
|
self.__port.setTimeout(0.1)
|
|
|
self.__port.write("VSET"+str(index+1)+"?\n")
|
|
|
V=self.__port.readall()
|
|
|
return float(V.split("V")[0])
|
|
|
else:
|
|
|
raise UserWarning("Parameter out of bound")
|
|
|
|
|
|
def voltage(self,index):
|
|
|
if index < 2:
|
|
|
self.__port.setTimeout(0.1)
|
|
|
self.__port.write("VOUT"+str(index+1)+"?\n")
|
|
|
V=self.__port.readall()
|
|
|
return float(V.split("V")[0])
|
|
|
else:
|
|
|
raise UserWarning("Parameter out of bound")
|
|
|
|
|
|
def setCurrentLimit(self,index,limit):
|
|
|
if index < 2:
|
|
|
self.__port.write("ISET"+str(index+1)+":"+str(limit)+"\n")
|
|
|
else:
|
|
|
raise UserWarning("Parameter out of bound")
|
|
|
|
|
|
def currentLimit(self,index):
|
|
|
if index < 2:
|
|
|
self.__port.setTimeout(0.1)
|
|
|
self.__port.write("ISET"+str(index+1)+"?\n")
|
|
|
I = self.__port.readall()
|
|
|
return float(I.split("A")[0])
|
|
|
else:
|
|
|
raise UserWarning("Parameter out of bound")
|
|
|
|
|
|
def current(self,index):
|
|
|
if index < 2:
|
|
|
self.__port.setTimeout(0.1)
|
|
|
self.__port.write("IOUT"+str(index+1)+"?\n")
|
|
|
I = self.__port.readall()
|
|
|
return float(I.split("A")[0])
|
|
|
else:
|
|
|
raise UserWarning("Parameter out of bound")
|
|
|
|
|
|
def turnOn(self,on=True):
|
|
|
if on:
|
|
|
self.__port.write("OUT1\n")
|
|
|
else:
|
|
|
self.__port.write("OUT0\n")
|
|
|
|
|
|
def setTracking(self,mode="Independent"):
|
|
|
self.__port.write("TRACK"+self.trackingMode.get(mode)+"\n")
|
|
|
|
|
|
def setBeep(self,on=True):
|
|
|
if on:
|
|
|
self.__port.write("BEEP1\n")
|
|
|
else:
|
|
|
self.__port.write("BEEP0\n")
|
|
|
|
|
|
def tracking(self):
|
|
|
self.__port.write("STATUS?\n")
|
|
|
self.__port.setTimeout(0.1)
|
|
|
STAT = self.__port.readall()
|
|
|
BITS = STAT.split(" ")
|
|
|
return self.trackingModeStat.get(''.join(BITS[2:4]))
|
|
|
|
|
|
def save(self,mem=1):
|
|
|
if mem>=1 and mem<=4:
|
|
|
self.__port.write("SAV"+str(mem)+"\n")
|
|
|
else:
|
|
|
raise UserWarning("Parameter mem of bound 1-4")
|
|
|
|
|
|
def recal(self,mem=1):
|
|
|
if mem>=1 and mem<=4:
|
|
|
self.__port.write("RCL"+str(mem)+"\n")
|
|
|
else:
|
|
|
raise UserWarning("Parameter mem of bound 1-4")
|
|
|
|
|
|
if __name__ == '__main__':
|
|
|
print("")
|
|
|
|
