diff options
-rw-r--r-- | pyserial/serial/serialwin32.py | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/pyserial/serial/serialwin32.py b/pyserial/serial/serialwin32.py index f02be91..a69c4f5 100644 --- a/pyserial/serial/serialwin32.py +++ b/pyserial/serial/serialwin32.py @@ -11,7 +11,7 @@ import win32con # constants. import sys, string import serialutil -VERSION = string.split("$Revision: 1.19 $")[1] #extract CVS version +VERSION = string.split("$Revision: 1.20 $")[1] #extract CVS version PARITY_NONE, PARITY_EVEN, PARITY_ODD = range(3) STOPBITS_ONE, STOPBITS_TWO = (1, 2) @@ -46,8 +46,13 @@ class Serial(serialutil.FileLike): if type(port) == type(''): #strings are taken directly self.portstr = port else: - self.portstr = 'COM%d' % (port+1) #numbers are transformed to a string - #self.portstr = '\\\\.\\COM%d' % (port+1) #WIN NT format?? + #the "//./COMx" format is required for devices > 9 + #not all versions of windows seem to support this propperly + #so that the first few ports are used with the DOS device name + if port < 9: + self.portstr = 'COM%d' % (port+1) #numbers are transformed to a string + else: + self.portstr = r'\\.\COM%d' % (port+1) try: self.hComPort = win32file.CreateFile(self.portstr, |