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Bugfixes to usb printing
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parent
34aac653b4
commit
a07781fa26
4 changed files with 11 additions and 8 deletions
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@ -117,9 +117,9 @@ class PrinterConnection(SignalEmitter):
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self._connect_thread.start()
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def updateFirmware(self, file_name):
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print("Update firmware; " , self._is_connecting, " ", self._is_connected )
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if self._is_connecting or self._is_connected:
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return False
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self.close()
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hex_file = intelHex.readHex(file_name)
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if len(hex_file) == 0:
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Logger.log('e', "Unable to read provided hex file. Could not update firmware")
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@ -136,7 +136,7 @@ class PrinterConnection(SignalEmitter):
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programmer.programChip(hex_file)
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self._updating_firmware = False
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except Exception as e:
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Logger.log("e", "Exception while trying to update firmware" , e)
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Logger.log("e", "Exception while trying to update firmware %s" %e)
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self._updating_firmware = False
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return False
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programmer.close()
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@ -173,6 +173,9 @@ class PrinterConnection(SignalEmitter):
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self._sendCommand("M105") #Request temperature, as this should (if baudrate is correct) result in a command with 'T:' in it
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while timeout_time > time.time():
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line = self._readline()
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if line is None:
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self.setIsConnected(False) # something went wrong with reading, could be that close was called.
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return
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if b"T:" in line:
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self._serial.timeout = 0.5
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self._serial.write(b"\n")
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