def CONNECT_TO_METER():
try:
client = None
METER_PORT = find_tty_usb(ID_VENDOR, ID_PRODUCT) #reading to which port rs485(client) is connected
client = ModbusClient(retries = RETRIES, method=COM_METHOD, port=METER_PORT, baudrate=BAUD_RATE, stopbits=STOP_BITS, parity=PARITY, bytesize=BYTE_SIZE, timeout=TIME_OUT)
client.connect()
return client
except Exception as e:
lgr.error('Error while connecting client: ', exc_info = True)
print "Error while connecting client: \n"+e.__str__()
def CONNECT_TO_METER():
try:
client = None
METER_PORT = find_tty_usb(ID_VENDOR, ID_PRODUCT) #reading to which port rs485(client) is connected
client = ModbusClient(retries = RETRIES, method=COM_METHOD, port=METER_PORT, baudrate=BAUD_RATE, stopbits=STOP_BITS, parity=PARITY, bytesize=BYTE_SIZE, timeout=TIME_OUT)
client.connect()
return client
except Exception as e:
print "Could not connect to client: \n" + e.__str__()
log_file=open(DATA_BASE_PATH+"RealtimeLOG.txt","a")
log_file.write(str(time.time())+" Could not connect to client: \n"+e.__str__()+"\n")
log_file.close()
def CONNECT_TO_METER():
try:
client = None
METER_PORT = find_tty_usb(
ID_VENDOR,
ID_PRODUCT) #reading to which port rs485(client) is connected
client = ModbusClient(retries=RETRIES,
method=COM_METHOD,
port=METER_PORT,
baudrate=BAUD_RATE,
stopbits=STOP_BITS,
parity=PARITY,
bytesize=BYTE_SIZE,
timeout=TIME_OUT)
client.connect()
return client
except Exception as e:
lgr.error('Error while connecting client: ', exc_info=True)
print "Error while connecting client: \n" + e.__str__()
