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Diffstat (limited to 'pyserial/serial/serialjava.py')
| -rw-r--r-- | pyserial/serial/serialjava.py | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/pyserial/serial/serialjava.py b/pyserial/serial/serialjava.py deleted file mode 100644 index a0d48a6..0000000 --- a/pyserial/serial/serialjava.py +++ /dev/null @@ -1,197 +0,0 @@ -#!jython -#module for serial IO for Jython and JavaComm -#see __init__.py -# -#(C) 2002 Chris Liechti <cliechti@gmx.net> -# this is distributed under a free software license, see license.txt - -import sys, os, string, javax.comm -import serialutil - -VERSION = string.split("$Revision: 1.6 $")[1] #extract CVS version - -PARITY_NONE, PARITY_EVEN, PARITY_ODD, PARITY_MARK, PARITY_SPACE = (0,1,2,3,4) -STOPBITS_ONE, STOPBITS_TWO, STOPBITS_ONE_HALVE = (1, 2, 3) -FIVEBITS, SIXBITS, SEVENBITS, EIGHTBITS = (5,6,7,8) - - -portNotOpenError = ValueError('port not open') - -def device(portnumber): - enum = javax.comm.CommPortIdentifier.getPortIdentifiers() - ports = [] - while enum.hasMoreElements(): - el = enum.nextElement() - if el.getPortType() == javax.comm.CommPortIdentifier.PORT_SERIAL: - ports.append(el) - return ports[portnumber] - -class Serial(serialutil.FileLike): - def __init__(self, - port, #number of device, numbering starts at - #zero. if everything fails, the user - #can specify a device string, note - #that this isn't portable anymore - baudrate=9600, #baudrate - bytesize=EIGHTBITS, #number of databits - parity=PARITY_NONE, #enable parity checking - stopbits=STOPBITS_ONE, #number of stopbits - timeout=None, #set a timeout value, None for waiting forever - xonxoff=0, #enable software flow control - rtscts=0, #enable RTS/CTS flow control - ): - - if type(port) == type(''): #strings are taken directly - portId = javax.comm.CommPortIdentifier.getPortIdentifier(port) - else: - portId = device(port) #numbers are transformed to a comportid obj - self.portstr = portId.getName() - try: - self.sPort = portId.open("python serial module", 10) - except Exception, msg: - self.sPort = None - raise serialutil.SerialException, "could not open port: %s" % msg - self.instream = self.sPort.getInputStream() - self.outstream = self.sPort.getOutputStream() - self.sPort.enableReceiveTimeout(30) - if bytesize == FIVEBITS: - self.databits = javax.comm.SerialPort.DATABITS_5 - elif bytesize == SIXBITS: - self.databits = javax.comm.SerialPort.DATABITS_6 - elif bytesize == SEVENBITS: - self.databits = javax.comm.SerialPort.DATABITS_7 - elif bytesize == EIGHTBITS: - self.databits = javax.comm.SerialPort.DATABITS_8 - else: - raise ValueError, "unsupported bytesize" - - if stopbits == STOPBITS_ONE: - self.jstopbits = javax.comm.SerialPort.STOPBITS_1 - elif stopbits == STOPBITS_ONE_HALVE: - self.jstopbits = javax.comm.SerialPort.STOPBITS_1_5 - elif stopbits == STOPBITS_TWO: - self.jstopbits = javax.comm.SerialPort.STOPBITS_2 - else: - raise ValueError, "unsupported number of stopbits" - - if parity == PARITY_NONE: - self.jparity = javax.comm.SerialPort.PARITY_NONE - elif parity == PARITY_EVEN: - self.jparity = javax.comm.SerialPort.PARITY_EVEN - elif parity == PARITY_ODD: - self.jparity = javax.comm.SerialPort.PARITY_ODD - elif parity == PARITY_MARK: - self.jparity = javax.comm.SerialPort.PARITY_MARK - elif parity == PARITY_SPACE: - self.jparity = javax.comm.SerialPort.PARITY_SPACE - else: - raise ValueError, "unsupported parity type" - - jflowin = jflowout = 0 - if rtscts: - jflowin = jflowin | javax.comm.SerialPort.FLOWCONTROL_RTSCTS_IN - jflowout = jflowout | javax.comm.SerialPort.FLOWCONTROL_RTSCTS_OUT - if xonxoff: - jflowin = jflowin | javax.comm.SerialPort.FLOWCONTROL_XONXOFF_IN - jflowout = jflowout | javax.comm.SerialPort.FLOWCONTROL_XONXOFF_OUT - - self.sPort.setSerialPortParams(baudrate, self.databits, self.jstopbits, self.jparity) - self.sPort.setFlowControlMode(jflowin | jflowout) - - self.timeout = timeout - if timeout >= 0: - self.sPort.enableReceiveTimeout(timeout*1000) - else: - self.sPort.disableReceiveTimeout() - - def close(self): - if self.sPort: - self.instream.close() - self.outstream.close() - self.sPort.close() - self.sPort = None - - def setBaudrate(self, baudrate): - """change baudrate after port is open""" - if not self.sPort: raise portNotOpenError - self.sPort.setSerialPortParams(baudrate, self.databits, self.jstopbits, self.jparity) - - - def inWaiting(self): - if not self.sPort: raise portNotOpenError - return self.instream.available() - - def write(self, data): - if not self.sPort: raise portNotOpenError - self.outstream.write(data) - - def read(self, size=1): - if not self.sPort: raise portNotOpenError - read = '' - if size > 0: - while len(read) < size: - x = self.instream.read() - if x == -1: - if self.timeout >= 0: - break - else: - read = read + chr(x) - return read - - def flushInput(self): - if not self.sPort: raise portNotOpenError - self.instream.skip(self.instream.available()) - - def flushOutput(self): - if not self.sPort: raise portNotOpenError - self.outstream.flush() - - def sendBreak(self): - if not self.sPort: raise portNotOpenError - self.sPort.sendBreak() - - def getDSR(self): - if not self.sPort: raise portNotOpenError - self.sPort.isDSR() - - def getCD(self): - if not self.sPort: raise portNotOpenError - self.sPort.isCD() - - def getRI(self): - if not self.sPort: raise portNotOpenError - self.sPort.isRI() - - def getCTS(self): - if not self.sPort: raise portNotOpenError - self.sPort.isCTS() - - def setDTR(self,on=1): - if not self.sPort: raise portNotOpenError - self.sPort.setDTR(on) - - def setRTS(self,on=1): - if not self.sPort: raise portNotOpenError - self.sPort.setRTS(on) - -if __name__ == '__main__': - s = Serial(0, - baudrate=19200, #baudrate - bytesize=EIGHTBITS, #number of databits - parity=PARITY_EVEN, #enable parity checking - stopbits=STOPBITS_ONE, #number of stopbits - timeout=3, #set a timeout value, None for waiting forever - xonxoff=0, #enable software flow control - rtscts=0, #enable RTS/CTS flow control - ) - s.setRTS(1) - s.setDTR(1) - s.flushInput() - s.flushOutput() - s.write('hello') - print repr(s.read(5)) - print s.inWaiting() - del s - - - |