def __init__( self, *, host='127.0.0.1', bit_adr=0, bit_num=1, word_adr=0, word_num=1, timeout=1, name='Modbus Server', ): """Init server.""" self.port = mdb.PORT self.host = host self.bit_adr = bit_adr self.bit_num = bit_num self.word_adr = word_adr self.word_num = word_num self.timeout = timeout self.name = name self.connection = None try: self.connection = ModbusServer( host=self.host, port=self.port, no_block=True, ) self.connection.start() except Exception as err: raise ServerError('Error with server', err)
def escreveModbus(self, contador): self.server = ModbusServer("127.0.0.1", int(self.portaTCP), no_block=True) self.server.start() DataBank.set_words(0, [int(contador)])
def setUp(self): # modbus server self.server = ModbusServer(port=5020, no_block=True) self.server.start() # modbus client self.client = ModbusClient(port=5020) self.client.open()
def setUp(self): # modbus server self.server = ModbusServer(port=TestClientServer.port, no_block=True) self.server.start() # modbus client self.client = ModbusClient(port=TestClientServer.port) self.client.open() # to prevent address taken errors TestClientServer.port += 1
def server_stop(host, port): # parse args #parser = argparse.ArgumentParser() #parser.add_argument('-H', '--host', type=str, default='localhost', help='Host') #parser.add_argument('-p', '--port', type=int, default=502, help='TCP port') #args = parser.parse_args() # start modbus server #print("humo") server = ModbusServer(host, int(port), no_block=False) server.stop()
def run_modbus_server(host, port): print('starting modbus server at %s:%d' % (host, port)) server = ModbusServer(host=host, port=port, no_block=True) server.start() DataBank.set_words(0, [0] * 100) while True: DataBank.set_words(0x39, [random.randint(1, 10), 0]) DataBank.set_words(0x41, [random.randint(1, 10), 0]) DataBank.set_words(0x4b, [random.randint(1, 10), 0]) DataBank.set_words(0x50, [random.randint(1, 10), 0]) time.sleep(1)
def main(): ip, port = load_serve_config('server_info.json') server = ModbusServer(ip, port) print('PAI TA ÔN') print(f'IP: {ip} port {port}') try: server.start() except Exception as e: print(f'shutdown server with exception: {e}') server.stop() print('server is offline')
def run_server(): server = ModbusServer(host="", port=502, no_block=True) try: server.start() logging.info("Modbus server started") #Initialize 500 registers from address 0 DataBank.set_words(0, [0x0000] * 500) while True: continue #Stop server if interrupted except: server.close()
def main(): """ Main method to run the pyModbusTCP server for the test modbus endpoint. """ try: print('modbus main start') # Set holding register data to their address. # Set coils to address % 3 == 0. for i in range(0x4000): print('Setting word {} to {}'.format(i, i)) print('Setting bits {} to {}'.format(i, i % 3 == 0)) DataBank.set_words(i, [i]) DataBank.set_bits(i, [i % 3 == 0]) server = ModbusServer(host='', port=1502, no_block=True) server.start() print('started modbus server') global STOP_SERVER while not STOP_SERVER: time.sleep(.01) server.stop() print('stopped modbus server') except Exception: traceback.print_exc()
from pyModbusTCP.server import ModbusServer, DataBank from time import sleep #Criando uma instancia de ModbusServer server = ModbusServer("localHost", 502, no_block=True) try: print("Start server ...") server.start() print("Server is online") state = [0] while True: if state != DataBank.get_words(1): state = DataBank.get_words(1) print("Value has changed to " +str(state)) sleep(0.5) except: print("Shutdown server ...") server.stop() print("Server is offiline")
from pyModbusTCP.server import ModbusServer if __name__ == '__main__': server = ModbusServer(host='localhost', port=502) server.start()
from pyModbusTCP.server import ModbusServer, DataBank from time import sleep from random import uniform # Create an instance server = ModbusServer("127.0.0.1", 12345, no_block=True) try: print("Start server...") server.start() print("Server is online") state = [0] while True: DataBank.set_words(0, [int(uniform(0, 100))]) if state != DataBank.get_words(1): state = DataBank.get_words(1) print("Value of Register_1 has changed to " + str(state)) sleep(0.5) except: print("Shutdown server ...") server.stop() print("Server is offline")
import time from pyModbusTCP.server import ModbusServer, DataBank from time import sleep server = ModbusServer("172.17.115.225", 502, no_block=True) try: while True: print("Iniciando servidor...") server.start() print("Servidor iniciado") while True: DataBank.get_words(0) DataBank.get_words(1) DataBank.get_words(2) sleep(1) except: print("Desligando servidor...") server.stop() print("Servidor desligado")
write_l = [Tags.PV, Tags.SP, Tags.OUT, Tags.KP, Tags.KI, Tags.KD] DB.set_floats(0, write_l) # wait next loop time.sleep(0.5) # main program if __name__ == "__main__": # init and start modbus data manager tp = Thread(target=mbus_data_thread) # set daemon: polling thread will exit if main thread exit tp.daemon = True tp.start() # init and start modbus server(remain this after modbus data manager init) server = ModbusServer(host="0.0.0.0", port=502, no_block=True) server.start() # init serial port s = ArduinoCommandSerial("/dev/ttyATH0", baudrate=9600, timeout=2.0) # init PID board # s.send_cmd("auto", echo=True) # main loop while True: # process pending command while not Tags.cmd_q.empty(): cmd = Tags.cmd_q.get() s.send_cmd(cmd, echo=True) # read process values
#!/usr/bin/env python3 """ Example Modbus Server: run 60 seconds Reference: https://youtu.be/FYPQgnQE9fk Author: Zihan Date: 2021-07-10 """ from pyModbusTCP.server import ModbusServer, DataBank import time try: server = ModbusServer(host='localhost', port=1234, no_block=True) server.start() state = 10 t0 = time.time() while True: DataBank.set_words(0, [1, 2, 3]) if state != DataBank.get_words(10, 1)[0]: state = DataBank.get_words(10, 1)[0] print('state changed to {}'.format(state)) time.sleep(0.05) if time.time() - t0 > 60: break server.stop() except: print('Failed to create a server')
Script cliente: from pyModbusTCP.client import ModbusClient from time import sleep SERVER_HOST="192.168.0.12" SERVER_PORT=502 c=ModbusClient(host=SERVER_HOST,port=SERVER_PORT,auto_open=True) c.open() while True: if c.is_open(): regs=c.read_input_registers(reg_addr=10,reg_nb=1) print(regs) sleep(3) else: print("can't connect") sleep(3) Script servidor: from pyModbusTCP.server import ModbusServer , DataBank DataBank.set_words(address=10,word_list=[15]) server=ModbusServer(host="192.168.0.12",port=502,no_block=True) server.start() while True: pass
#!/usr/bin/env python3 # -*- coding: utf-8 -*- # Modbus/TCP server import argparse from pyModbusTCP.server import ModbusServer if __name__ == '__main__': # parse args parser = argparse.ArgumentParser() parser.add_argument('-H', '--host', type=str, default='localhost', help='Host') parser.add_argument('-p', '--port', type=int, default=502, help='TCP port') args = parser.parse_args() # start modbus server server = ModbusServer(host=args.host, port=args.port) print("Server ModbusTCP started with param host="+args.host+" port="+str(args.port)) server.start() # Print commandes entrantes et etat des registre?
from pyModbusTCP.server import ModbusServer # This script is used during debugging to set up a modbus server server = ModbusServer("192.168.68.113", 502) print(server.host) try: server.start() while True: pass except: print("Shutdown server ...") server.stop() print("Server is offline")
from pyModbusTCP.server import ModbusServer, DataBank from time import sleep import random SERVER_HOST_IP = "localhost" SERVER_PORT = 502 # Create an instance of ModbusServer server = ModbusServer(SERVER_HOST_IP, SERVER_PORT, no_block=True) if __name__ == '__main__': try: print("Starting server...") server.start() print("Server online") # Server enable DataBank.set_bits(9901, [1]) # Sample Rate (Hz) DataBank.set_words(39901, [2]) # Fake sensor configuration (LANE 00) # Lane_Enable DataBank.set_bits(0, [1]) # Sensor value DataBank.set_words(30001, [0]) # Raw voltage value (0.1 mV) DataBank.set_words(30002, [0]) # Sensor type DataBank.set_words(40001, [0])
words.append(random.randrange(0, 10000)) words.append(random.randrange(220, 240)) words.append(random.randrange(0, 800)) print(words) DataBank.set_words(0, [words[0]]) # power DataBank.set_words(1, [words[1]]) # ac voltage DataBank.set_words(2, [words[2]]) # dc voltage if __name__ == "__main__": parser = argparse.ArgumentParser() parser.add_argument("-H", "--host", type=str, default="0.0.0.0", help="host") parser.add_argument("-p", "--port", type=int, default=502, help="port") args = parser.parse_args() modbus_server = ModbusServer(host=args.host, port=args.port, no_block=True) modbus_server.start() scheduler = BackgroundScheduler() scheduler.add_job(set_databank_words, trigger="cron", second="*/20") scheduler.start() print('server started on {0}:{1}!'.format(args.host, args.port)) while True: time.sleep(1)
# Modbus/TCP server from pyModbusTCP.server import ModbusServer if __name__ == '__main__': server = ModbusServer(host='0.0.0.0', port=5020) server.start()
def run(self, run_async: bool = True): self.server = ModbusServer(host=self.host, port=self.port, no_block=run_async) self.server.start()
from time import sleep import pygame pygame.init() pygame.joystick.init() t = pygame.joystick.get_count() controller = pygame.joystick.Joystick(0) controller.init() axis_data = {0: 0.0, 2: 0.0, 3: 0.9, 4: 0, 1: 0.0} button_data = {0: False, 1: False, 2: False, 3: False, 9: False, 10: False} x = 0 y = 0 # Create an instance of ModbusServer #server = ModbusServer("158.38.140.10", 502, no_block=True) server = ModbusServer("10.0.1.92", 502, no_block=True) print("Start server...") server.start() print("Server is online") state = [0] while True: for event in pygame.event.get(): if event.type == pygame.JOYAXISMOTION: axis_data[event.axis] = round(event.value * 100, 1) x = axis_data[0] y = axis_data[1] * -1 elif event.type == pygame.JOYBUTTONDOWN: button_data[event.button] = True elif event.type == pygame.JOYBUTTONUP: button_data[event.button] = False buzzer = button_data[0] # Square button
from pyModbusTCP.server import ModbusServer, DataBank from time import sleep server = ModbusServer("192.168.1.192", 502) print(server.host) try: print("Start server...") server.start() print("Server is online") state = [0] while True: #DataBank.set_words(0, [int(uniform(0, 100))]) if state != DataBank.get_words(1): state = DataBank.get_words(1) print("Value of Register 1 has changed to " + str(state)) sleep(0.5) except: print("Shutdown server ...") server.stop() print("Server is offline")
#!/bin/python from pyModbusTCP.server import ModbusServer, DataBank from time import sleep from random import uniform # Create an instance of ModbusServer server = ModbusServer("127.0.0.1", 502, no_block=True) try: print("Start server...") server.start() print("Server is online") state = [0] while True: DataBank.set_words(0, [int(uniform(0, 100))]) if state != DataBank.get_words(1): state = DataBank.get_words(1) print("Value of Register 1 has changed to " + str(state)) sleep(0.5) except: print("Shutdown server ...") server.stop() print("Server is offline")
print("Setting PLC port to DOWN: ", end="", flush=True) cmds = [ "config switch physical-port", "edit port3", "set status down", "end" ] exec_ssh_cmds(cmds) print(f"[{Fore.GREEN}DONE{Style.RESET_ALL}]") # Set IP to PLC's IP print("Setting local IP to PLC IP: ", end="", flush=True) set_ip(interface, targetaddr, targetsubnet, targetgateway) print(f"[{Fore.GREEN}DONE{Style.RESET_ALL}]") print("Waiting for IP to kick in: ", end="", flush=True) time.sleep(2) print(f"[{Fore.GREEN}DONE{Style.RESET_ALL}]") # Run modbus server print("Starting modbus server: ", end="", flush=True) server = ModbusServer(host="0.0.0.0", port=502) DataBank.set_bits(0, [1, 1, 1, 1, 1, 1, 1, 1, 1]) DataBank.set_words(0, [2**15-1, 2**15-1, 2**15-1, 2**15-1, 2**15-1, 2**15-1, 2**15-1, 2**15-1, 2**15-1, 2**15-1]) print(f"[{Fore.GREEN}DONE{Style.RESET_ALL}]") print("Press Ctrl+C to safely stop server") server.start()