ed@448: import serial
edouard@453: import exceptions
ed@448: from threading import Lock
ed@448: 
Lolitech@545: class LPCProtoError(exceptions.Exception):
ed@448:         """Exception class"""
ed@448:         def __init__(self, msg):
ed@448:                 self.msg = msg
ed@448: 
ed@448:         def __str__(self):
ed@448:                 return "LPC communication error ! " + str(self.msg)
ed@448: 
ed@448: class LPCProto:
ed@448:     def __init__(self, port, rate, timeout):
edouard@453:         # serialize access lock
edouard@453:         self.TransactionLock = Lock()
ed@448:         # open serial port
edouard@453: #        self.serialPort = serial.Serial( port, rate, timeout = timeout )
edouard@453:         # Debugging serial stuff
Lolitech@563:         self.serialPort = serial.Serial( port, rate, timeout = timeout )
Lolitech@563: #        class myser:
Lolitech@563: #            def read(self_,cnt):
Lolitech@563: #                res = self._serialPort.read(cnt)
Lolitech@563: #                if len(res) > 16:
Lolitech@563: #                    print "Recv :", map(hex,map(ord,res[:16])), "[...]"
Lolitech@563: #                else:
Lolitech@563: #                    print "Recv :", map(hex,map(ord,res))
Lolitech@563: #                    
Lolitech@563: #                return res
Lolitech@563: #            def write(self_, str):
Lolitech@563: #                if len(str) > 16:
Lolitech@563: #                    print "Send :", map(hex,map(ord,str[:16])), "[...]"
Lolitech@563: #                else:
Lolitech@563: #                    print "Send :", map(hex,map(ord,str))
Lolitech@563: #                self._serialPort.write(str)
Lolitech@563: #            def flush(self_):
Lolitech@563: #                self._serialPort.flush()
Lolitech@563: #        self.serialPort = myser()
edouard@453:         # start with empty
ed@448:         self.serialPort.flush()
ed@448:     
Lolitech@563:     def __del__(self):
Lolitech@563:         if self.serialPort:
Lolitech@563:             self.serialPort.close()
Lolitech@563: 
Lolitech@563:     def close(self):
Lolitech@563:         self.serialPort.close()
Lolitech@563:         self.serialPort = None