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161 lines
4.3 KiB
Python
161 lines
4.3 KiB
Python
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import time
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import serial
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import binascii
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class TPLBirdySlim:
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port = None
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def __init__(self, serialPortName):
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self.port = serial.Serial(
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port=serialPortName,
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baudrate=57600,
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bytesize=serial.EIGHTBITS,
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parity=serial.PARITY_NONE,
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stopbits=serial.STOPBITS_ONE,
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timeout=30,
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xonxoff=False,
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rtscts=False,
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dsrdtr=False
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)
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print(self.port.name)
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if self.port.is_open:
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self.port.close()
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self.port.open()
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self.port.reset_input_buffer()
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self.port.reset_output_buffer()
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def _changeBaudrate(self, newRate):
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if self.port.is_open:
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self.port.close()
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self.port.baudrate = newRate
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self.port.open()
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self.port.reset_input_buffer()
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self.port.reset_output_buffer()
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def checksum(self, data):
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cs = 0x00
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for x in data:
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cs = (cs + x % 256) & 0xFF
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return cs & 0xFF
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def sendCMD(self, data):
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cmd = []
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cmd.append(0x02)
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cmd.append(len(data))
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cmd.extend(data)
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cmd.append(0x03)
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cmd.append(self.checksum(cmd.copy()))
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cmd.append(0x04)
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print(">", binascii.hexlify(bytes(cmd)))
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self.port.write(cmd)
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self.port.flush()
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def readSingleByte(self):
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return int.from_bytes(self.port.read(1), 'little')
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def wait4Response(self):
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#first Byte is always 0x02
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if self.readSingleByte() != 0x02:
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return None
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dataLength = self.readSingleByte()
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reply = []
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for x in range(dataLength):
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reply.append(self.readSingleByte())
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if self.readSingleByte() != 0x03:
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return None
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pCRC = self.readSingleByte()
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pCRCData = [0x02, dataLength]
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pCRCData.extend(reply)
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pCRCData.extend([0x03])
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rCRC = self.checksum(pCRCData)
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if self.readSingleByte() != 0x04:
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return None
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if pCRC != rCRC:
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return None # crc mismatch
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return reply
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def askHighspeed(self):
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self.sendCMD([0x25,0x01])
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return self.wait4Response()
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def switchToHighspeed(self):
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resp = self.askHighspeed()
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if len(resp) == 1 and resp[0] == 0x06:
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self._changeBaudrate(115200)
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return True
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else:
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return False
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def readE2P(self, addr, size=0x80):
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_addr = addr.to_bytes(2, byteorder='big')
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_cmd = [0x29, 0x00, 0x00, _addr[0], _addr[1], size]
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self.sendCMD(_cmd)
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resp = self.wait4Response()
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print(">", binascii.hexlify(bytes(resp)))
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if resp[0:5] != _cmd[0:5]:
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print(resp[0:5], _cmd[0:5])
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return None # mismatch
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return resp[5:]
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def writeE2P(self, addr, data):
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_addr = addr.to_bytes(2, byteorder='big')
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_cmd = [0x2A, 0x00, 0x00, _addr[0], _addr[1]]
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_cmd.extend(data)
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self.sendCMD(_cmd)
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resp = self.wait4Response()
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if resp[0:4] != _cmd[0:4]:
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print("resp mismatch", resp, _cmd)
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return False # mismatch
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if resp[5] != len(data):
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print("length mismatch")
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return False # mismatch
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if resp[6:] != _cmd[5:]:
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print("resp mismatch", resp, _cmd)
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return False # mismatch
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return True
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#def boskrypt_mode(self):
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# self.sendCMD([0xF3,0xF3])
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def getDeviceInfo(self):
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self.sendCMD([0x01,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff])
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return self.wait4Response()
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def writeSerialNumber(self, newSerial):
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_cmd = [0x13]
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_cmd.extend(newSerial)
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self.sendCMD(_cmd)
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resp = self.wait4Response()
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if _cmd[2:] != resp[2:]:
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return False
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return True
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def checkE2PData(self, data):
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return len(data) / 0x80 == 0xCD
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test = TPLBirdySlim('/dev/ttyUSB0')
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#test.sendCMD([0x10,0x08])
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test.sendCMD([0x01,0xFF,0xFF,0xFF, 0xFF,0xFF,0xFF,0xFF, 0xFF,0xFF,0xFF,0xFF, 0xFF,0xFF,0xFF,0xFF, 0xFF,0xFF,0xFF,0xFF,0xFF,])
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print(bytes(test.wait4Response()))
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test.sendCMD([0x12,]) # get Serial
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print(bytes(test.wait4Response()))
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test.sendCMD([0xEF,]) # get CEIC?
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print(bytes(test.wait4Response()))
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loraProvCMD = [0x2B, 0x00, 0x44,0x00 ]
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#abp try
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AppEUI = [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ]
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DevEUI = [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ]
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AppKey = [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, ]
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AppSKey = [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ]
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NwkSKey = [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ]
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DevAddr = [ 0x00, 0x00, 0x00, 0x00 ]
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loraProvCMD.extend(AppSKey)
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loraProvCMD.extend(AppEUI)
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loraProvCMD.extend(DevEUI)
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loraProvCMD.extend(AppSKey)
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loraProvCMD.extend(NwkSKey)
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loraProvCMD.extend(DevAddr)
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test.sendCMD(loraProvCMD)
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print(bytes(test.wait4Response())) |