def getRI(self):
"""
Read terminal status line: Ring Indicator
"""
if not self.hComPort:
raise portNotOpenError
return MS_RING_ON & win32file.GetCommModemStatus(self.hComPort) != 0
def getCTS(self):
"""
Read terminal status line: Clear To Send
"""
if not self.hComPort:
raise portNotOpenError
return MS_CTS_ON & win32file.GetCommModemStatus(self.hComPort) != 0
def getDSR(self):
"""
Read terminal status line: Data Set Ready
"""
if not self.hComPort:
raise portNotOpenError
return MS_DSR_ON & win32file.GetCommModemStatus(self.hComPort) != 0
def getCD(self):
"""
Read terminal status line: Carrier Detect
"""
if not self.hComPort:
raise portNotOpenError
return MS_RLSD_ON & win32file.GetCommModemStatus(self.hComPort) != 0