本文整理汇总了Python中pymodbus.payload.BinaryPayloadBuilder.reset方法的典型用法代码示例。如果您正苦于以下问题：Python BinaryPayloadBuilder.reset方法的具体用法？Python BinaryPayloadBuilder.reset怎么用？Python BinaryPayloadBuilder.reset使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类pymodbus.payload.BinaryPayloadBuilder的用法示例。
在下文中一共展示了BinaryPayloadBuilder.reset方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: testPayloadBuilderReset
# 需要导入模块: from pymodbus.payload import BinaryPayloadBuilder [as 别名]
# 或者: from pymodbus.payload.BinaryPayloadBuilder import reset [as 别名]
def testPayloadBuilderReset(self):
""" Test basic bit message encoding/decoding """
builder = BinaryPayloadBuilder()
builder.add_8bit_uint(0x12)
builder.add_8bit_uint(0x34)
builder.add_8bit_uint(0x56)
builder.add_8bit_uint(0x78)
self.assertEqual(b'\x12\x34\x56\x78', builder.to_string())
self.assertEqual([b'\x12\x34', b'\x56\x78'], builder.build())
builder.reset()
self.assertEqual(b'', builder.to_string())
self.assertEqual([], builder.build())示例2: testPayloadBuilderReset
# 需要导入模块: from pymodbus.payload import BinaryPayloadBuilder [as 别名]
# 或者: from pymodbus.payload.BinaryPayloadBuilder import reset [as 别名]
def testPayloadBuilderReset(self):
''' Test basic bit message encoding/decoding '''
builder = BinaryPayloadBuilder()
builder.add_8bit_uint(0x12)
builder.add_8bit_uint(0x34)
builder.add_8bit_uint(0x56)
builder.add_8bit_uint(0x78)
self.assertEqual('\x12\x34\x56\x78', str(builder))
self.assertEqual(['\x12\x34', '\x56\x78'], builder.build())
builder.reset()
self.assertEqual('', str(builder))
self.assertEqual([], builder.build())示例3: testPayloadBuilderReset
# 需要导入模块: from pymodbus.payload import BinaryPayloadBuilder [as 别名]
# 或者: from pymodbus.payload.BinaryPayloadBuilder import reset [as 别名]
def testPayloadBuilderReset(self):
""" Test basic bit message encoding/decoding """
builder = BinaryPayloadBuilder()
builder.add_8bit_uint(0x12)
builder.add_8bit_uint(0x34)
builder.add_8bit_uint(0x56)
builder.add_8bit_uint(0x78)
self.assertEqual("\x12\x34\x56\x78", str(builder))
self.assertEqual(["\x12\x34", "\x56\x78"], builder.build())
builder.reset()
self.assertEqual("", str(builder))
self.assertEqual([], builder.build())示例4: modbusServer
# 需要导入模块: from pymodbus.payload import BinaryPayloadBuilder [as 别名]
# 或者: from pymodbus.payload.BinaryPayloadBuilder import reset [as 别名]
class modbusServer():
def __init__(self):
self.__logging()
self.cfg = yamlImport.importYAML("./cfg/modbusSettings.yaml")
self.builder = BinaryPayloadBuilder(endian=Endian.Little)
self.__setupContext()
self.__serverInfo()
self.__configureServer()
def __logging(self):
import logging
logging.basicConfig()
log = logging.getLogger()
log.setLevel(logging.INFO)
def __setupContext(self):
#Setup Coils
co = ModbusSequentialDataBlock(1, [0]*1)
di = ModbusSequentialDataBlock(1, [0]*6)
#Setup Registers (Inc floats)
for i in range(0,3):
self.builder.add_32bit_float(0.0)
ir = ModbusSequentialDataBlock(1, self.builder.to_registers())
for i in range(0,3):
self.builder.add_32bit_float(0.0)
hr = ModbusSequentialDataBlock(1, self.builder.to_registers())
#Setup datastore
store = ModbusSlaveContext(co=co,di=di,hr=hr,ir=ir)
self.context = ModbusServerContext(slaves=store, single=True)
def __serverInfo(self):
self.identity = ModbusDeviceIdentification()
self.identity.VendorName = self.cfg["VendorName"]
self.identity.VendorUrl = self.cfg["VendorUrl"]
self.identity.ProductName = self.cfg["ProductName"]
self.identity.ModelName = self.cfg["ModelName"]
self.identity.MajorMinorRevision = self.cfg["Revision"]
def __getIPAddress(self):
if self.cfg["manualIP"] == "N":
return socket.gethostbyname(socket.gethostname())
return self.cfg["ip"]
def __configureServer(self):
if self.cfg["method"] == "tcp":
self.servTCP = ModbusTcpServer(self.context,
identity=self.identity,
address=(self.__getIPAddress(),
self.cfg["tcpPort"]))
elif self.cfg["method"] == "rtu":
self.servRTU = ModbusSerialServer(self.context,
framer=ModbusRtuFramer,
identity=self.identity,
port=self.cfg["rtuPort"],
stopbits=self.cfg["stopbits"],
bytesize=self.cfg["bytesize"],
parity=self.cfg["parity"],
baudrate=self.cfg["baudrate"],
timeout=self.cfg["timeout"])
else:
raise ReferenceError("Invalid server type")
def runServer(self):
if self.cfg["method"] == "tcp":
self.servTCP.serve_forever()
elif self.cfg["method"] == "rtu":
self.servRTU.serve_forever()
else:
raise ReferenceError("Invalid server type")
def stopServer(self):
if self.cfg["method"] == "tcp":
self.servTCP.server_close()
self.servTCP.shutdown()
elif self.cfg["method"] == "rtu":
self.servRTU.server_close()
else:
raise ReferenceError("Invalid server type")
def encodeData(self,data):
self.builder.reset()
try:
for i in range(0,len(data)):
self.builder.add_32bit_float(data[i])
except TypeError:
self.builder.add_32bit_float(data)
return self.builder.to_registers()
def decodeData(self,data):
returnData = [0]*(len(data)/2)
decoder = BinaryPayloadDecoder.fromRegisters(data, endian=Endian.Little)
for i in range(0,len(data)/2):
returnData[i] = round(decoder.decode_32bit_float(),2)
return returnData示例5: write
# 需要导入模块: from pymodbus.payload import BinaryPayloadBuilder [as 别名]
# 或者: from pymodbus.payload.BinaryPayloadBuilder import reset [as 别名]
def write(self):
try:
lb = 00000000
hb = 00000000
#### byte besteht immer aus 16 bits
for byte in self._db['out']:
for bit in sorted(self._db['out'][byte]):
if bit in self._db['out'][byte]:
bitpos = bit[0] #startbit/bitposition des binärwertes
type = bit[1]
value = bit[2]
name = bit[3]
bit[2] = bit[3]() ##aktueller wert des items abrufen und value updaten!
builder = BinaryPayloadBuilder(endian=Endian.Little)
##unterscheidung dateityp
if type == '5' or type == '5.001' or type == '6' : ##8bit uint / int
length = 8
if bitpos < 8: #lb
lb = value
else: #hb
hb = value
if type == '5':
builder.add_8bit_uint(lb)
builder.add_8bit_uint(hb)
#logger.debug('MODBUS: 8bit uint {0} ; {1}'.format(lb,hb))
elif type == '5.001': ##0-100 in 0-255 umwandeln!
#print(dpts.en5001(lb))
#print(dpts.en5001(hb))
lb = self.de5001(lb)
hb = self.de5001(hb)
#print("lb geschrieben", lb )
#print("hb geschrieben", hb )
builder.add_8bit_uint(lb)
builder.add_8bit_uint(hb)
#logger.debug('MODBUS: 8bit uint {0} ; {1}'.format(lb,hb))
elif type == '6':
if lb > 127:
lb = 127
elif lb < -128:
lb = -128
if hb > 127:
hb = 127
elif hb < -128:
hb = -128
builder.add_8bit_int(lb)
builder.add_8bit_int(hb)
#logger.debug('MODBUS: 8bit int {0} ; {1}'.format(lb.hb))
elif type == '7' or type == '8': #16bit uint / int
length = 16
if type == '7': #0...65535
builder.add_16bit_uint(value)
#logger.debug('MODBUS: 16bit uint {0} '.format(value))
else: #-32768...32767
builder.add_16bit_int(value)
#logger.debug('MODBUS: 16bit int {0}'.format(value))
elif type == '1':
length = 1
#nur pro byte einmal die bits wandeln
if bitpos < 8: #lb
lb = lb | int(value) << bitpos
#logger.debug('MODBUS: 8bit int{0}'.format(lb))
else: #hb
hb = hb | int(value) << bitpos
#logger.debug('MODBUS: 8bit int{0}'.format(hb))
builder.add_8bit_uint(lb)
builder.add_8bit_uint(hb)
payload = builder.build()
logger.debug('MODBUS: write to PLC: WORD {0} set to {1} '.format(byte,payload))
self._modbuspy.write_registers(byte, payload, skip_encode=True)
builder.reset()
except Exception as e:
logger.error('MODBUS: Could not write an OutWord, because {}'.format(e))
self._lock.release()
return None示例6: except
# 需要导入模块: from pymodbus.payload import BinaryPayloadBuilder [as 别名]
# 或者: from pymodbus.payload.BinaryPayloadBuilder import reset [as 别名]
print 'speed (m/s) ' , gpsd.fix.speed
print 'climb ' , gpsd.fix.climb
print 'track ' , gpsd.fix.track
print 'mode ' , gpsd.fix.mode
print
print 'sats ' , gpsd.satellites
builder.add_32bit_float(gpsd.fix.latitude)
builder.add_32bit_float(gpsd.fix.longitude)
payload = builder.build()
#print payload
client.write_registers(0, payload, skip_encode=True)
time.sleep(1) #set to whatever
payload = builder.reset()
#except ConnectionException as e: #when you press ctrl+c
# print "\nKilling Thread...Modbus server not running"
# print e
# gpsp.running=False
# client.close()
except (KeyboardInterrupt, SystemExit):
print "\nKilling Thread..."
gpsp.running = False
client.close()
gpsp.join() # wait for the thread to finish what it's doing
print "Done.\nExiting."