def connect(num, state):
if (state):
if (num == 1):
try:
global EIP_1, C_A
EIP_1 = pyeip.EtherNetIP(hostname1)
C_A = EIP_1.explicit_conn(hostname1)
except TimeoutError:
C_A = 1
elif (num == 2):
try:
global EIP_2, C_B
EIP_2 = pyeip.EtherNetIP(hostname2)
C_B = EIP_2.explicit_conn(hostname2)
except TimeoutError:
C_B = 1
elif (num == 3):
try:
global EIP_3, C_C
EIP_3 = pyeip.EtherNetIP(hostname3)
C_C = EIP_3.explicit_conn(hostname3)
except TimeoutError:
C_C = 1
else:
if (num == 1):
C_A = 1
elif (num == 2):
C_B = 1
elif (num == 3):
C_C = 1
def check_connection(c, ITV):
if c.isChecked() == True: #executes if checkbox is checked
if ITV == 1: #ITV variable selects which ITV should be connected
#print("Attempting to connect...")
try: #attempt to connect ITV1
global EIP_1, C_A
EIP_1 = pyeip.EtherNetIP(hostname1)
C_A = EIP_1.explicit_conn(hostname1)
except Exception: #general catch-all error handler, triggers if no connection detected
C_A = 1 #set C_A back to disconnected state
elif ITV == 2: # checks whatever ITV is specified by variable ITV (passed in from checkbox)
#print("Attempting to connect...")
try:
global EIP_2, C_B
EIP_2 = pyeip.EtherNetIP(hostname2)
C_B = EIP_2.explicit_conn(hostname2)
except Exception:
C_B = 1
elif ITV == 3:
#print("Attempting to connect...")
try:
global EIP_3, C_C
EIP_3 = pyeip.EtherNetIP(hostname3)
C_C = EIP_3.explicit_conn(hostname3)
except Exception:
C_C = 1
else: #no connection found, set C_# to non-connected state
#print("Not Connected")
if ITV == 1:
C_A = 1
elif ITV == 2:
C_B = 1
elif ITV == 3:
C_C = 1
def check_connection(self, c, ITV):
if c.isChecked() == True:
if ITV == 1:
print("Attempting to connect...")
try:
global EIP_1, C_A
EIP_1 = pyeip.EtherNetIP(hostname1)
C_A = EIP_1.explicit_conn(hostname1)
print(C_A)
except TimeoutError:
C_A = 1
elif ITV == 2:
print("Attempting to connect...")
try:
global EIP_2, C_B
EIP_2 = pyeip.EtherNetIP(hostname2)
C_B = EIP_2.explicit_conn(hostname2)
print(C_B)
except TimeoutError:
C_B = 1
elif ITV == 3:
print("Attempting to connect...")
try:
global EIP_3, C_C
EIP_3 = pyeip.EtherNetIP(hostname3)
C_C = EIP_3.explicit_conn(hostname3)
print(C_C)
except TimeoutError:
C_C = 1
else:
print("Not Connected")
if ITV == 1:
C_A = 1
elif ITV == 2:
C_B = 1
elif ITV == 3:
C_C = 1
def CheckResponse(self,c,ITV):
if c.isChecked() == True and ITV_A_Net_Status == True:
SetPoint = value
x = SetPoint.to_bytes(2, "little") #change to bytes
data = pyeip.struct.pack("BB", x[0], x[1])
if C_A != 1:
print("Write to 1")
r = C_A.setAttrSingle(0x64, 0x64, 0x03, data) #write to ITV
if r[0] == 0:
print("Wrote!")
else:
print("Failed to write")
r = C_A.getAttrSingle(0x96, 0x96, 0x03)
print(r[1])
if 0 == r[0]:
print(int.from_bytes(r[1],"little"))
if(r[1][-2:] == b'\x00\x00'):
pressure = int.from_bytes(r[1],"little") #in counts
pressure = pressure / 31.37 #convert to psi
pressure = round(pressure, 3)
print(pressure)
self.label_ITV_A.setText("ITV 1 (psi): " + str(pressure))
else:
self.label_ITV_A.setText("ITV 1 (psi): Error Detected")
elif c.isChecked() == True and ITV_A_Net_Status == False:
print("Attempting to connect...")
try:
global EIP_1
EIP_1= pyeip.EtherNetIP(hostname1)
C_A = EIP_1.explicit_conn(hostname1)
ITV_A_Net_Status == True
print("ITV 1 connected")
except TimeoutError:
ITV_A_Net_Status == False
C_A = 1
else:
print("You're kinda SOL")
if ITV == 1:
C_A = 1
elif ITV == 2:
C_B = 1
elif ITV == 3:
C_C = 1
# Form implementation generated from reading ui file 'control_ITV.ui' # # Created by: PyQt5 UI code generator 5.15.0 # # WARNING: Any manual changes made to this file will be lost when pyuic5 is # run again. Do not edit this file unless you know what you are doing. from PyQt5 import QtCore, QtGui, QtWidgets import pyeip import time import tkinter hostname1 = "192.168.1.20" hostname2 = "192.168.1.21" hostname3 = "192.168.1.22" EIP_1 = pyeip.EtherNetIP(hostname1) EIP_2 = pyeip.EtherNetIP(hostname2) EIP_3 = pyeip.EtherNetIP(hostname3) ##global C_A ##global C_B ##global C_C C_A = 1 #defult value C_B = 1 #defult value C_C = 1 #defult value high = 4095 low = 0 ITV_A_Net_Status = False value = high class Ui_MainWindow(object):
#Library to Generate Set and Get EIP packagees
import pyeip
#variables
hostname = "192.168.1.20"
EIP = pyeip.EtherNetIP(hostname)
C1 = EIP.explicit_conn(hostname)
high = 4095
low = 0
#Get Setpoint
SetPoint = int(input("Enter Setpoint: "))
x = SetPoint.to_bytes(2, "little")
#path = C1.mkReqPath(0x1, 1, None)
data = pyeip.struct.pack("BB", x[0], x[1])
r = C1.setAttrSingle(0x64, 0x64, 0x03, data)
if 0 == r[0]:
#print(int.from_bytes(r[1],"little"))
print("Wrote!")
else:
print("Failed to write")
r = C1.getAttrSingle(0x96, 0x96, 0x03)
if 0 == r[0]:
print(int.from_bytes(r[1], "little"))
else:
print("Failed to read")
