T7Pro.py
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from abstract_instrument import abstract_instrument
from labjack import ljm
import numpy
#==============================================================================
ALL_VAL_TYPE = ['RES']
ALL_CHANNELS = ['1', '2', '3', '4']
ADRESS = "192.168.0.25"
CONF_CHANNELS = [["AIN0", "AIN10"], ["AIN2", "AIN11"], ["AIN4", "AIN12"], ["AIN6", "AIN13"]]
#==============================================================================
class T7Pro(abstract_instrument):
def __init__(self, channels, vtypes, adress):
self.adress = adress
self.channels = channels
self.vtypes = vtypes
def model(self):
return 'T7Pro'
def connect(self):
print('Connecting to device @%s...' %(self.adress))
self.handle = ljm.openS("T7", "ETHERNET", self.adress)
print(' --> Ok')
print(self.model())
self.configure()
def configure(self):
names = ["AIN0_NEGATIVE_CH", "AIN0_RANGE", "AIN0_RESOLUTION_INDEX",
"AIN1_NEGATIVE_CH", "AIN1_RANGE", "AIN1_RESOLUTION_INDEX",
"AIN2_NEGATIVE_CH", "AIN2_RANGE", "AIN2_RESOLUTION_INDEX",
"AIN3_NEGATIVE_CH", "AIN3_RANGE", "AIN3_RESOLUTION_INDEX",
"AIN4_NEGATIVE_CH", "AIN4_RANGE", "AIN4_RESOLUTION_INDEX",
"AIN5_NEGATIVE_CH", "AIN5_RANGE", "AIN5_RESOLUTION_INDEX",
"AIN6_NEGATIVE_CH", "AIN6_RANGE", "AIN6_RESOLUTION_INDEX",
"AIN7_NEGATIVE_CH", "AIN7_RANGE", "AIN7_RESOLUTION_INDEX",
#"AIN8_NEGATIVE_CH", "AIN8_RANGE", "AIN8_RESOLUTION_INDEX",
#"AIN9_NEGATIVE_CH", "AIN9_RANGE", "AIN9_RESOLUTION_INDEX",
"AIN10_NEGATIVE_CH", "AIN10_RANGE", "AIN10_RESOLUTION_INDEX",
"AIN11_NEGATIVE_CH", "AIN11_RANGE", "AIN11_RESOLUTION_INDEX",
"AIN12_NEGATIVE_CH", "AIN12_RANGE", "AIN12_RESOLUTION_INDEX",
"AIN13_NEGATIVE_CH", "AIN13_RANGE", "AIN13_RESOLUTION_INDEX"
]
l_names = len(names)
aValues = [1, 1, 12,#0
199, 1, 12,#1
3, 1, 12,#2
199, 1, 12,#3
5, 1, 12,#4
199, 1, 12,#5
7, 1, 12,#6
199, 1, 12,#7
#199, 1, 12,#8
#199, 1, 12,#9
199, 1, 12,#10
199, 1, 12,#11
199, 1, 12,#12
199, 1, 12#13
]
ljm.eWriteNames(self.handle, l_names, names, aValues)
def getValue(self):
strMes = ''
for ch in self.channels:
raw = self.read(CONF_CHANNELS[ALL_CHANNELS.index(ch)])
strMes = strMes + str(100.*raw[0]/raw[1]) + ';'
strMes = strMes[0:-1] + '\n'
return(strMes)
def read(self, names):
return ljm.eReadNames(self.handle, len(names), names)
def disconnect(self):
ljm.close(self.handle)
def send(self, command):
pass