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https://git.mirrors.martin98.com/https://github.com/Ultimaker/Cura
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53 lines
2.0 KiB
Python
53 lines
2.0 KiB
Python
# Copyright (c) 2018 Ultimaker B.V.
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# Cura is released under the terms of the LGPLv3 or higher.
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from cura.PrinterOutputDevice import PrinterOutputDevice
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from cura.PrinterOutput.FirmwareUpdater import FirmwareUpdater, FirmwareUpdateState
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from .avr_isp import stk500v2, intelHex
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class AvrFirmwareUpdater(FirmwareUpdater):
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def __init__(self, output_device: PrinterOutputDevice) -> None:
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super().__init__(output_device)
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def _updateFirmware(self):
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try:
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hex_file = intelHex.readHex(self._firmware_location)
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assert len(hex_file) > 0
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except (FileNotFoundError, AssertionError):
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Logger.log("e", "Unable to read provided hex file. Could not update firmware.")
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self.setFirmwareUpdateState(FirmwareUpdateState.firmware_not_found_error)
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return
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programmer = stk500v2.Stk500v2()
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programmer.progress_callback = self._onFirmwareProgress
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try:
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programmer.connect(self._serial_port)
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except:
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programmer.close()
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Logger.logException("e", "Failed to update firmware")
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self.setFirmwareUpdateState(FirmwareUpdateState.communication_error)
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return
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# Give programmer some time to connect. Might need more in some cases, but this worked in all tested cases.
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sleep(1)
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if not programmer.isConnected():
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Logger.log("e", "Unable to connect with serial. Could not update firmware")
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self.setFirmwareUpdateState(FirmwareUpdateState.communication_error)
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try:
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programmer.programChip(hex_file)
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except SerialException:
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self.setFirmwareUpdateState(FirmwareUpdateState.io_error)
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return
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except:
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self.setFirmwareUpdateState(FirmwareUpdateState.unknown_error)
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return
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programmer.close()
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# Try to re-connect with the machine again, which must be done on the Qt thread, so we use call later.
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CuraApplication.getInstance().callLater(self.connect)
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self.cleanupAfterUpdate()
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