diff options
Diffstat (limited to 'klippy/serialhdl.py')
| -rw-r--r-- | klippy/serialhdl.py | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/klippy/serialhdl.py b/klippy/serialhdl.py index 0f182da2..6284fe4d 100644 --- a/klippy/serialhdl.py +++ b/klippy/serialhdl.py @@ -67,8 +67,11 @@ class SerialReader: def connect(self): # Initial connection logging.info("Starting serial connect") + start_time = self.reactor.monotonic() while 1: - starttime = self.reactor.monotonic() + connect_time = self.reactor.monotonic() + if connect_time > start_time + 150.: + raise error("Unable to connect") try: if self.baud: self.ser = serial.Serial( @@ -77,7 +80,7 @@ class SerialReader: self.ser = open(self.serialport, 'rb+') except (OSError, IOError, serial.SerialException) as e: logging.warn("Unable to open port: %s", e) - self.reactor.pause(starttime + 5.) + self.reactor.pause(connect_time + 5.) continue if self.baud: stk500v2_leave(self.ser, self.reactor) @@ -87,7 +90,7 @@ class SerialReader: self.background_thread.start() # Obtain and load the data dictionary from the firmware try: - identify_data = self._get_identify_data(starttime + 5.) + identify_data = self._get_identify_data(connect_time + 5.) except error as e: logging.exception("Timeout on serial connect") self.disconnect() |