import serial

import exceptions

from threading import Lock

class LPCProtoError(exceptions.Exception):

"""Exception class"""

def __init__(self, msg):

self.msg = msg

def __str__(self):

return "LPC communication error ! " + str(self.msg)

class LPCProto:

def __init__(self, port, rate, timeout):

# serialize access lock

self.TransactionLock = Lock()

# open serial port

# self.serialPort = serial.Serial( port, rate, timeout = timeout )

# Debugging serial stuff

self._serialPort = serial.Serial( port, rate, timeout = timeout )

class myser:

def read(self_,cnt):

res = self._serialPort.read(cnt)

if len(res) > 16:

print "Recv :", map(hex,map(ord,res[:16])), "[...]"

else:

print "Recv :", map(hex,map(ord,res))

return res

def write(self_, str):

if len(str) > 16:

print "Send :", map(hex,map(ord,str[:16])), "[...]"

else:

print "Send :", map(hex,map(ord,str))

self._serialPort.write(str)

def flush(self_):

self._serialPort.flush()

self.serialPort = myser()

# start with empty

self.serialPort.flush()