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Merge branch 'bt' into 'master'

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Linux bluetooth rfcomm support without attaching to a /dev/rfcommN device file

See merge request py_ren/pyren!15
This commit is contained in:
ShrLnm 2021-08-13 13:08:20 +00:00
commit 7805333b58
1 changed files with 22 additions and 8 deletions
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30
pyren/mod_elm.py
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@ -136,7 +136,7 @@ class Port:
else try to open serial port else try to open serial port
""" """
portType = 0 # 0-serial 1-tcp 2-androidBlueTooth portType = 0 # 0-serial 1-tcp/bt 2-androidBlueTooth
ipaddr = '192.168.0.10' ipaddr = '192.168.0.10'
tcpprt = 35000 tcpprt = 35000
portName = "" portName = ""
@ -160,7 +160,20 @@ class Port:
portName = portName.strip () portName = portName.strip ()
if re.match (r"^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}:\d{1,5}$", portName): if re.match (r"^[0-9a-fA-F]{2}:[0-9a-fA-F]{2}:[0-9a-fA-F]{2}:[0-9a-fA-F]{2}:[0-9a-fA-F]{2}:[0-9a-fA-F]{2}$", portName):
try:
self.macaddr = portName
self.channel = 1
self.portType = 1
self.hdr = socket.socket (socket.AF_BLUETOOTH, socket.SOCK_STREAM, socket.BTPROTO_RFCOMM)
self.hdr.settimeout(10)
self.hdr.connect ((self.macaddr, self.channel))
self.hdr.setblocking (True)
except Exception, e:
print " \n\nERROR: Can not connect to Bluetooth ELM\n\n", e
mod_globals.opt_demo = True
sys.exit()
elif re.match (r"^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}:\d{1,5}$", portName):
try: try:
self.ipaddr, self.tcpprt = portName.split (':') self.ipaddr, self.tcpprt = portName.split (':')
self.tcpprt = int (self.tcpprt) self.tcpprt = int (self.tcpprt)
@ -217,11 +230,12 @@ class Port:
''' '''
if self.portType != 1: return if self.portType != 1: return
self.hdr.close() if not hasattr(self, 'macaddr'):
self.hdr = socket.socket (socket.AF_INET, socket.SOCK_STREAM) self.hdr.close()
self.hdr.setsockopt (socket.IPPROTO_TCP, socket.TCP_NODELAY, 1) self.hdr = socket.socket (socket.AF_INET, socket.SOCK_STREAM)
self.hdr.connect ((self.ipaddr, self.tcpprt)) self.hdr.setsockopt (socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
self.hdr.setblocking (True) self.hdr.connect ((self.ipaddr, self.tcpprt))
self.hdr.setblocking (True)
self.write("AT\r") self.write("AT\r")
self.expect(">",1) self.expect(">",1)
@ -392,7 +406,7 @@ class Port:
return return
if self.portType == 1: # wifi is not supported if self.portType == 1: # wifi is not supported
print "ERROR - wifi do not support changing boud rate" print "ERROR - wifi/bluetooth do not support changing boud rate"
return return
# stop any read/write # stop any read/write