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import sh
from sh import flashcp
from sh import flash_erase
from sh import ErrorReturnCode
from sh import Command
from test.helpers.gpio import gpio
class dcpPLC(object):
__nReset = None
__Phy = None
__Plc = None
__mtd_device = None
__factool = None
__myConfigTool = None
def __init__(self, plcfactool, mtd_device):
# default save firmware
self.__nRest = gpio('75', 'out', '0')
self.__nRest = gpio('69', 'out', '0')
self.__nRest = gpio('78', 'out', '1')
self.__factool = plcfactool
self.__mtd_device = mtd_device
self.__myConfigTool = Command(self.__factool)
def setSaveFirmwareMode(self):
self.__nRest = gpio('75', 'out', '0')
self.__nRest = gpio('69', 'out', '0')
self.__nRest = gpio('78', 'out', '1')
def setBootMode(self):
self.__nRest = gpio('78', 'out', '0')
self.__nRest = gpio('75', 'out', '1')
self.__nRest = gpio('69', 'out', '1')
def SaveFirmware(self, firmare):
self.setSaveFirmwareMode()
try:
flash_erase(self.__mtd_device)
flashcp(firmare, self.__mtd_device)
except ErrorReturnCode as Error:
return False, "plc flash firmware failed {} ".format(Error.exit_code)
return True, ''
def set_plc (self, var, value, password):
try:
self.__myConfigTool("-o", "SET", "-p", "{}".format(var), '{}'.format(value), "-w", "{}".format(password))
except ErrorReturnCode as Error:
return False, "set var failed {} {}".format(var,Error.exit_code)
return True, ''
def get_plc (self, var, value, password):
try:
self.__myConfigTool("-o", "GET", "-p", "{}".format(var), '{}'.format(value), "-w", "{}".format(password))
except ErrorReturnCode as Error:
return False, "set var failed {} {}".format(var,Error.exit_code)
return True, ''
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