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use port configured in config file. #2

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use port configured in config file. #2

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15 changes: 14 additions & 1 deletion read_value.py
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Original file line number Diff line number Diff line change
Expand Up @@ -6,11 +6,24 @@
from pymodbus.client.sync import ModbusSerialClient as ModbusClient
import time
import sys
import ConfigParser
import os

config = os.path.dirname(os.path.realpath(__file__)) + "/solarmon.cfg"

if (false == os.path.isfile(config) ) {
print "error: 999, errormsg: %s file not found" % (config)
return 999
}

settings = ConfigParser.RawConfigParser()
settings.read(config)
inverterPort = settings.get('inverter', 'port')

start = int(sys.argv[1])
count = int(sys.argv[2])

client = ModbusClient(method='rtu', port='/dev/ttyUSB0', baudrate=9600, stopbits=1, parity='N', bytesize=8, timeout=1)
client = ModbusClient(method='rtu', port=inverterPort, baudrate=9600, stopbits=1, parity='N', bytesize=8, timeout=1)
client.connect()

rr = client.read_input_registers(start,count)
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