Your IP : 172.28.240.42
ó
¹7¬Nc @ s¾ d Z d d l Z d d l m Z m Z m Z d d l m Z m Z d d l m Z m Z m Z m
Z
d d l Z d d l Z d d l
m Z d d l m Z d e e j f d „ ƒ YZ d S(
sB
Serial port support for Windows.
Requires PySerial and pywin32.
iÿÿÿÿN( t PARITY_NONEt PARITY_EVENt
PARITY_ODD( t STOPBITS_ONEt STOPBITS_TWO( t FIVEBITSt SIXBITSt SEVENBITSt EIGHTBITS( t abstract( t BaseSerialPortt
SerialPortc B s\ e Z d Z d Z d e e e d d d „ Z d „ Z d „ Z d „ Z
d „ Z d „ Z RS(
s@ A serial device, acting as a transport, that uses a win32 event.i i€% i c
C s? | j | d | d | d | d | d d d | d | ƒ| _ | j ƒ | j ƒ | | _ | | _ g | _ d | _ d | _ d | _
| | _ t j ƒ | _
t j d d d d ƒ | j
_ t j ƒ | _ t j d d d d ƒ | j _ | j j | j
j | d
ƒ | j j | j j | d ƒ | j j | ƒ | j ƒ d S( Nt baudratet bytesizet parityt stopbitst timeoutt xonxofft rtsctsi i t serialReadEventt serialWriteEvent( t _serialFactoryt Nonet _serialt
flushInputt flushOutputt reactort protocolt outQueuet closedt closedNotifiest writeInProgresst win32filet
OVERLAPPEDt _overlappedReadt
win32eventt CreateEventt hEventt _overlappedWritet addEventt makeConnectiont _finishPortSetup(
t selfR t deviceNameOrPortNumberR R R
R R R R ( ( sE /usr/lib/python2.7/dist-packages/twisted/internet/_win32serialport.pyt __init__ s*
c C sO t j | j j ƒ \ } } t j | j j t j d ƒ | j ƒ \ } | _ d S( sn
Finish setting up the serial port.
This is a separate method to facilitate testing.
i N( R t ClearCommErrorR t hComPortt ReadFilet AllocateReadBufferR" t read_buf( R* t flagst comstatt rc( ( sE /usr/lib/python2.7/dist-packages/twisted/internet/_win32serialport.pyR) : s c C s7 t j | j j | j d ƒ } | rð t | j | ƒ } t j | j j ƒ \ } } | j rÝ t j
| j j ƒ t j | j j t j
| j ƒ | j ƒ \ } } t j | j j | j d ƒ } | j j | t | | ƒ ƒ qð | j j | ƒ n t j
| j j ƒ t j | j j t j
d ƒ | j ƒ \ } | _ d S( Ni i ( R t GetOverlappedResultR R. R" t strR1 R- t cbInQueR# t
ResetEventR% R/ R0 R t dataReceived( R* t nt firstR2 R3 R4 t buf( ( sE /usr/lib/python2.7/dist-packages/twisted/internet/_win32serialport.pyR F s ! c C sN | rJ | j r" | j j | ƒ qJ d | _ t j | j j | | j ƒ n d S( Ni ( R R t appendR t WriteFileR R. R& ( R* t data( ( sE /usr/lib/python2.7/dist-packages/twisted/internet/_win32serialport.pyt write` s
c C sT y | j j d ƒ } Wn t k
r3 d | _ d SXt j | j j | | j ƒ d S( Ni ( R t popt
IndexErrorR R R> R R. R& ( R* t dataToWrite( ( sE /usr/lib/python2.7/dist-packages/twisted/internet/_win32serialport.pyR i s
c C s` | j j | j j ƒ | j j | j j ƒ t j j | | ƒ | j j ƒ | j
j | ƒ d S( s™
Called when the serial port disconnects.
Will call C{connectionLost} on the protocol that is handling the
serial data.
N( R t removeEventR" R% R& R t FileDescriptort connectionLostR t closeR ( R* t reason( ( sE /usr/lib/python2.7/dist-packages/twisted/internet/_win32serialport.pyRF s s
(
t __name__t
__module__t __doc__t connectedR R R R, R) R R@ R RF ( ( ( sE /usr/lib/python2.7/dist-packages/twisted/internet/_win32serialport.pyR s
( RK t serialR R R R R R R R R R R# t twisted.internetR t
serialportR
RE R ( ( ( sE /usr/lib/python2.7/dist-packages/twisted/internet/_win32serialport.pyt <module> s "