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SE1FanProgrammerTest.py
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###############################################################################
# Includes
###############################################################################
from PyQt4.QtCore import *
from PyQt4.QtGui import *
import logging
import time
import TestControl
from itertools import izip_longest
import binascii
import serial
import re
################################################################################
# Constant Data
################################################################################
DICT_ERROR = {'MSG0' : "Test Aborted",
'MSG1' : "Error Opening Serial Port. Another program maybe accessing it",
'MSG99': "Unknown Error, please save log file for troubleshooting"}
#STATUS ENUM
STATUS_ERROR = -1
STATUS_NONE = 0
STATUS_FAN1_RUNNING = 1
STATUS_FAN2_RUNNING = 2
STATUS_FAN3_RUNNING = 3
STATUS_STARTING_TEST = 11
STATUS_FINISHED_TEST = 12
STATUS_ABORTING_TEST = 13
WRITE_SINGLE_REG_SER = '00 46'
WRITE_SINGLE_REG = '06'
READ_MULTI_REG = '03'
READ_ONE_BYTE = '00 01'
FAN_ADDRESS_REG = 'D1 00'
FAN1_ADDRESS_16 = '00 0B'
FAN2_ADDRESS_16 = '00 0C'
FAN3_ADDRESS_16 = '00 0D'
FAN1_ADDRESS_8 = '0B'
FAN2_ADDRESS_8 = '0C'
FAN3_ADDRESS_8 = '0D'
FAN_RESET_REG = 'D0 00'
FAN_RESET_LOAD_NEWPARM = '00 02'
FAN_SET_SOURCE_REG = 'D1 01'
FAN_SET_SOURCE_485 = '00 01'
FAN_SET_DIR_REG = 'D1 02'
FAN_SET_DIR_CLOCKWISE = '00 01'
FAN_SET_MAX_SPEED_REG = 'D1 19'
FAN_CONTROL_MODE_PARM1_REG = 'D1 06'
FAN_CONTROL_MODE_PARM1_CLS_LOOP = '00 00'
CRC16_MODBUS_TABLE = [
0x0000, 0xc0c1, 0xc181, 0x0140, 0xc301, 0x03c0, 0x0280, 0xc241,
0xc601, 0x06c0, 0x0780, 0xc741, 0x0500, 0xc5c1, 0xc481, 0x0440,
0xcc01, 0x0cc0, 0x0d80, 0xcd41, 0x0f00, 0xcfc1, 0xce81, 0x0e40,
0x0a00, 0xcac1, 0xcb81, 0x0b40, 0xc901, 0x09c0, 0x0880, 0xc841,
0xd801, 0x18c0, 0x1980, 0xd941, 0x1b00, 0xdbc1, 0xda81, 0x1a40,
0x1e00, 0xdec1, 0xdf81, 0x1f40, 0xdd01, 0x1dc0, 0x1c80, 0xdc41,
0x1400, 0xd4c1, 0xd581, 0x1540, 0xd701, 0x17c0, 0x1680, 0xd641,
0xd201, 0x12c0, 0x1380, 0xd341, 0x1100, 0xd1c1, 0xd081, 0x1040,
0xf001, 0x30c0, 0x3180, 0xf141, 0x3300, 0xf3c1, 0xf281, 0x3240,
0x3600, 0xf6c1, 0xf781, 0x3740, 0xf501, 0x35c0, 0x3480, 0xf441,
0x3c00, 0xfcc1, 0xfd81, 0x3d40, 0xff01, 0x3fc0, 0x3e80, 0xfe41,
0xfa01, 0x3ac0, 0x3b80, 0xfb41, 0x3900, 0xf9c1, 0xf881, 0x3840,
0x2800, 0xe8c1, 0xe981, 0x2940, 0xeb01, 0x2bc0, 0x2a80, 0xea41,
0xee01, 0x2ec0, 0x2f80, 0xef41, 0x2d00, 0xedc1, 0xec81, 0x2c40,
0xe401, 0x24c0, 0x2580, 0xe541, 0x2700, 0xe7c1, 0xe681, 0x2640,
0x2200, 0xe2c1, 0xe381, 0x2340, 0xe101, 0x21c0, 0x2080, 0xe041,
0xa001, 0x60c0, 0x6180, 0xa141, 0x6300, 0xa3c1, 0xa281, 0x6240,
0x6600, 0xa6c1, 0xa781, 0x6740, 0xa501, 0x65c0, 0x6480, 0xa441,
0x6c00, 0xacc1, 0xad81, 0x6d40, 0xaf01, 0x6fc0, 0x6e80, 0xae41,
0xaa01, 0x6ac0, 0x6b80, 0xab41, 0x6900, 0xa9c1, 0xa881, 0x6840,
0x7800, 0xb8c1, 0xb981, 0x7940, 0xbb01, 0x7bc0, 0x7a80, 0xba41,
0xbe01, 0x7ec0, 0x7f80, 0xbf41, 0x7d00, 0xbdc1, 0xbc81, 0x7c40,
0xb401, 0x74c0, 0x7580, 0xb541, 0x7700, 0xb7c1, 0xb681, 0x7640,
0x7200, 0xb2c1, 0xb381, 0x7340, 0xb101, 0x71c0, 0x7080, 0xb041,
0x5000, 0x90c1, 0x9181, 0x5140, 0x9301, 0x53c0, 0x5280, 0x9241,
0x9601, 0x56c0, 0x5780, 0x9741, 0x5500, 0x95c1, 0x9481, 0x5440,
0x9c01, 0x5cc0, 0x5d80, 0x9d41, 0x5f00, 0x9fc1, 0x9e81, 0x5e40,
0x5a00, 0x9ac1, 0x9b81, 0x5b40, 0x9901, 0x59c0, 0x5880, 0x9841,
0x8801, 0x48c0, 0x4980, 0x8941, 0x4b00, 0x8bc1, 0x8a81, 0x4a40,
0x4e00, 0x8ec1, 0x8f81, 0x4f40, 0x8d01, 0x4dc0, 0x4c80, 0x8c41,
0x4400, 0x84c1, 0x8581, 0x4540, 0x8701, 0x47c0, 0x4680, 0x8641,
0x8201, 0x42c0, 0x4380, 0x8341, 0x4100, 0x81c1, 0x8081, 0x4040]
###############################################################################
# Function Definitions
###############################################################################
def grouper(n, iterable, fillvalue=None):
"grouper(3, 'ABCDEFG', 'x') --> ABC DEF Gxx"
args = [iter(iterable)] * n
return izip_longest(fillvalue=fillvalue, *args)
def _crc16(data, crc, table):
"""Calculate CRC16 using the given table.
`data` - data for calculating CRC, must be a string
`crc` - initial value
`table` - table for caclulating CRC (list of 256 integers)
Return calculated value of CRC
"""
for byte in data:
tbl_idx = (crc ^ ord(byte)) & 0xff
crc = (table[tbl_idx] ^ (crc >> 8)) & 0xffff
return crc & 0xffff
def crc16modbus(data, crc = 0xffff):
"""Calculate modbus variant of CRC16.
`data` - data for calculating CRC, must be a string
`crc` - initial value
Return calculated value of CRC
"""
return _crc16(data, crc, CRC16_MODBUS_TABLE)
class clSE1FanConnection(serial.Serial):
def __init__(self, port):
super(clSE1FanConnection, self).__init__(port,
baudrate = 19200,
parity = serial.PARITY_EVEN,
stopbits = serial.STOPBITS_ONE,
bytesize = serial.EIGHTBITS,
timeout = 0.5)
def fnSendandCheck(self,msg):
lst_msg_byte = grouper(2, msg.replace(" ", ""))
lstdata = []
for byte in lst_msg_byte:
lstdata.append(binascii.unhexlify("".join(byte)))
self.flushInput()
self.write(lstdata)
time.sleep(0.1)
reply = self.read(100)
hex_reply = binascii.hexlify(reply).upper()
#On the B&B electronics devices, we noticed that there is a zero byte
#before and after. We need to strip it out...
ZEROS_PATT = re.compile("^(00)([0-9a-fA-F]*)(00)$")
matchObj = ZEROS_PATT.match(hex_reply)
if matchObj:
hex_reply = matchObj.group(2)
return hex_reply
class TestScript(QThread):
def __init__(self, parent = None):
super(TestScript, self).__init__(parent)
logging.basicConfig(level=logging.DEBUG)
self.TestLogger = logging.getLogger("Test")
self.TestLogger.setLevel(logging.DEBUG)
self.boolAbortTest = False
#Coupled to this module's global vars for STATUS
self.enumTestStatus = STATUS_NONE
self.dictTestSelection = {}
#Create the test controller
self.testcontroller = TestControl.TESTCONTROLER()
#Get port settings from the registry
self.settings = QSettings()
def run(self):
self.boolAbortTest = False
#Run the test script....
try:
self.fnInitalizeConnections()
self.TestScript()
self.fnCloseConnections()
except Exception, e:
logging.exception('Exception occurred during the test script')
self.enumTestStatus = STATUS_ERROR
#Send out the exception to the GUI
self.emit(SIGNAL("FinishPending"))
self.emit(SIGNAL("Exception(QString)"), QString(e[0]))
try:
self.TestLogger.info("Exception Clean-Up: Shutdown Connections")
self.fnCloseConnections()
except:
pass
self.quit()
#Script Completed Fine
#Give warning to do any last updates.
self.emit(SIGNAL("FinishPending"))
time.sleep(0.5)
self.quit()
def fnSetAbortFlag(self):
logging.info('Aborting the Test at the next Check...')
self.enumTestStatus = STATUS_ABORTING_TEST
self.boolAbortTest = True
def fnCheckAbortFlag(self):
#logging.info('Checking the the Abort Flag is set')
if self.boolAbortTest:
logging.info('Aborting Test...')
raise Exception, "Test Aborted"
def fnGetTestStatus(self):
return self.enumTestStatus
def fnInitalizeConnections(self):
self.TestLogger.info("-------------------------------------------------------------")
self.TestLogger.info(" Initializing connections ")
self.TestLogger.info("-------------------------------------------------------------")
self.commport = str(self.settings.value("fan/mb_comm").toString())
self.TestLogger.info("Connecting to the Modbus Port on {}".format(self.commport))
self.sercon = clSE1FanConnection(self.commport)
def fnCloseConnections(self):
self.TestLogger.info("**************************************************************")
self.TestLogger.info(" Shutting down connections ")
self.TestLogger.info("**************************************************************")
if hasattr(self, 'sercon'):
self.sercon.close()
delattr(self, "sercon")
def fnGetModbudCRC(self, msg):
#modbus crc calc.....
msg_nospace = msg.replace(" ", "")
lst_msg_byte = grouper(2, msg_nospace)
lstdata = []
for byte in lst_msg_byte:
lstdata.append(binascii.unhexlify("".join(byte)))
#print lstdata
hexstr_crc16 = format(crc16modbus(lstdata),'x').zfill(4).upper()
grped_hexstr_crc16 = grouper(2, hexstr_crc16)
lst_hexstr_crc16 = []
for byte in grped_hexstr_crc16:
lst_hexstr_crc16.append("".join(byte))
return(lst_hexstr_crc16)
def fnProgramFan(self, dictFanInfo):
###############
self.TestLogger.info("Programming address...")
msg = "{} {} {} {}".format(WRITE_SINGLE_REG_SER,
dictFanInfo['seraddress'],
FAN_ADDRESS_REG,
dictFanInfo['address16'])
lst_hexstr_crc16 = self.fnGetModbudCRC(msg)
#In Modbus... the LSB is sent first
sendmsg = msg + ' ' + lst_hexstr_crc16[1] + lst_hexstr_crc16[0]
sendmsg = sendmsg.replace(" ", "")
self.TestLogger.info("Sending command:" + sendmsg)
reply = self.sercon.fnSendandCheck(sendmsg)
self.TestLogger.info("Received the following:{}".format(reply))
self.testcontroller.fnTestBool(dictFanInfo['testcase'][0], len(reply) == len(sendmsg))
time.sleep(1)
###############
self.TestLogger.info("Load new setting and reset...")
msg = "{} {} {} {}".format(WRITE_SINGLE_REG_SER,
dictFanInfo['seraddress'],
FAN_RESET_REG,
FAN_RESET_LOAD_NEWPARM)
lst_hexstr_crc16 = self.fnGetModbudCRC(msg)
#In Modbus... the LSB is sent first
sendmsg = msg + ' ' + lst_hexstr_crc16[1] + lst_hexstr_crc16[0]
sendmsg = sendmsg.replace(" ", "")
self.TestLogger.info("Sending command:" + sendmsg)
reply = self.sercon.fnSendandCheck(sendmsg)
self.TestLogger.info("Received the following:{}".format(reply))
self.testcontroller.fnTestBool(dictFanInfo['testcase'][1], len(reply) == len(sendmsg))
time.sleep(1)
################
self.TestLogger.info("Config Fan set-point source to 485 command...")
msg = "{} {} {} {}".format(dictFanInfo['address8'],
WRITE_SINGLE_REG,
FAN_SET_SOURCE_REG,
FAN_SET_SOURCE_485)
lst_hexstr_crc16 = self.fnGetModbudCRC(msg)
#In Modbus... the LSB is sent first
sendmsg = msg + ' ' + lst_hexstr_crc16[1] + lst_hexstr_crc16[0]
sendmsg = sendmsg.replace(" ", "")
self.TestLogger.info("Sending command:" + sendmsg)
reply = self.sercon.fnSendandCheck(sendmsg)
self.TestLogger.info("Received the following:{}".format(reply))
self.testcontroller.fnTestBool(dictFanInfo['testcase'][2], len(reply) == len(sendmsg))
time.sleep(1)
################
self.TestLogger.info("Config speed control to closed loop...")
msg = "{} {} {} {}".format(dictFanInfo['address8'],
WRITE_SINGLE_REG,
FAN_CONTROL_MODE_PARM1_REG,
FAN_CONTROL_MODE_PARM1_CLS_LOOP)
lst_hexstr_crc16 = self.fnGetModbudCRC(msg)
#In Modbus... the LSB is sent first
sendmsg = msg + ' ' + lst_hexstr_crc16[1] + lst_hexstr_crc16[0]
sendmsg = sendmsg.replace(" ", "")
self.TestLogger.info("Sending command:" + sendmsg)
reply = self.sercon.fnSendandCheck(sendmsg)
self.TestLogger.info("Received the following:{}".format(reply))
self.testcontroller.fnTestBool(dictFanInfo['testcase'][3], len(reply) == len(sendmsg))
###############
self.TestLogger.info("Load new setting and reset...")
msg = "{} {} {} {}".format(dictFanInfo['address8'],
WRITE_SINGLE_REG,
FAN_RESET_REG,
FAN_RESET_LOAD_NEWPARM)
lst_hexstr_crc16 = self.fnGetModbudCRC(msg)
#In Modbus... the LSB is sent first
sendmsg = msg + ' ' + lst_hexstr_crc16[1] + lst_hexstr_crc16[0]
sendmsg = sendmsg.replace(" ", "")
self.TestLogger.info("Sending command:" + sendmsg)
reply = self.sercon.fnSendandCheck(sendmsg)
self.TestLogger.info("Received the following:{}".format(reply))
self.testcontroller.fnTestBool(dictFanInfo['testcase'][4], len(reply) == len(sendmsg))
time.sleep(1)
###############
self.TestLogger.info("Check that control is closed loop...")
msg = "{} {} {} {}".format(dictFanInfo['address8'],
READ_MULTI_REG,
FAN_CONTROL_MODE_PARM1_REG,
READ_ONE_BYTE)
lst_hexstr_crc16 = self.fnGetModbudCRC(msg)
#In Modbus... the LSB is sent first
sendmsg = msg + ' ' + lst_hexstr_crc16[1] + lst_hexstr_crc16[0]
sendmsg = sendmsg.replace(" ", "")
self.TestLogger.info("Sending command:" + sendmsg)
reply = self.sercon.fnSendandCheck(sendmsg)
self.TestLogger.info("Received the following:{}".format(reply))
self.testcontroller.fnTestBool(dictFanInfo['testcase'][5], reply[6:10] == "0000")
time.sleep(1)
def TestScript(self):
self.enumTestStatus = STATUS_STARTING_TEST
self.TestLogger.info("**************************************************************")
self.TestLogger.info(" Starting Test Script ")
self.TestLogger.info("**************************************************************")
self.testcontroller.fnClearTestItems()
if self.dictTestSelection['boolRunFan1']:
self.testcontroller.fnImportTestItemsFromCSV('Fan1Tests.csv')
if self.dictTestSelection['boolRunFan2']:
self.testcontroller.fnImportTestItemsFromCSV('Fan2Tests.csv')
if self.dictTestSelection['boolRunFan3']:
self.testcontroller.fnImportTestItemsFromCSV('Fan3Tests.csv')
if self.dictTestSelection['boolRunFan1']:
self.TestLogger.info("****************************************")
self.TestLogger.info(" Programming and Testing Fan 1 ")
self.TestLogger.info("****************************************")
self.enumTestStatus = STATUS_FAN1_RUNNING
self.testcontroller.fnRecordMeasurement('BL601_0',
self.dictTestSelection['dictSerFan1']['serialnum'])
dictFanInfo = {}
dictFanInfo['address16'] = FAN1_ADDRESS_16
dictFanInfo['address8'] = FAN1_ADDRESS_8
dictFanInfo['seraddress'] = self.dictTestSelection['dictSerFan1']['full_add']
dictFanInfo['testcase'] = ('BL601_1',
'BL601_2',
'BL601_3',
'BL601_4',
'BL601_5',
'BL601_6')
self.fnProgramFan(dictFanInfo)
self.fnCheckAbortFlag() #Check the abort flag after each test
if self.dictTestSelection['boolRunFan2']:
self.TestLogger.info("****************************************")
self.TestLogger.info(" Programming and Testing Fan 2 ")
self.TestLogger.info("****************************************")
self.enumTestStatus = STATUS_FAN2_RUNNING
self.testcontroller.fnRecordMeasurement('BL602_0',
self.dictTestSelection['dictSerFan2']['serialnum'])
dictFanInfo = {}
dictFanInfo['address16'] = FAN2_ADDRESS_16
dictFanInfo['address8'] = FAN2_ADDRESS_8
dictFanInfo['seraddress'] = self.dictTestSelection['dictSerFan2']['full_add']
dictFanInfo['testcase'] = ('BL602_1',
'BL602_2',
'BL602_3',
'BL602_4',
'BL602_5',
'BL602_6')
self.fnProgramFan(dictFanInfo)
self.fnCheckAbortFlag() #Check the abort flag after each test
if self.dictTestSelection['boolRunFan3']:
self.TestLogger.info("****************************************")
self.TestLogger.info(" Programming and Testing Fan 3 ")
self.TestLogger.info("****************************************")
self.enumTestStatus = STATUS_FAN3_RUNNING
self.testcontroller.fnRecordMeasurement('BL603_0',
self.dictTestSelection['dictSerFan3']['serialnum'])
dictFanInfo = {}
dictFanInfo['address16'] = FAN3_ADDRESS_16
dictFanInfo['address8'] = FAN3_ADDRESS_8
dictFanInfo['seraddress'] = self.dictTestSelection['dictSerFan3']['full_add']
dictFanInfo['testcase'] = ('BL603_1',
'BL603_2',
'BL603_3',
'BL603_4',
'BL603_5',
'BL603_6')
self.fnProgramFan(dictFanInfo)
self.enumTestStatus = STATUS_FINISHED_TEST
self.testcontroller.fnResultsToLogging()