Firmware Update

If you received your G1000 PFD or MFD prior to September 1, 2019, you will need to update the firmware.  Please follow the steps below to update the G1000 firmware. 

Download the firmware uploader utility software

  • For Windows, download Xloader
  • For Mac, download Hex Uploader
  • For Mac, download and unzip the Arduino IDE from HERE.  Note it MUST be placed in your Applications folder when extracted or the Mac Hex Uploader will not work properly.

Download the required firmware files.

Upload the new firmware (Windows)

  1. First connect the PFD USB cable only
  2. Open the XLoader app, and set the ‘Device’ to MEGA(ATMEGA2560)
  3. Under ‘Hex file’ click the button with the three dots and select the PFD firmware file you downloaded above
  4. Select the ‘COM Port’ connect to the G1000, usually at the bottom of the drop down list (you can also determine this by connecting and disconnecting the USB cable and see what COM port comes and goes).
  5. Leave the baud rate at 115200
  6. Click ‘Upload’
  7. The process is complete when you see text appear at the bottom of the window saying ‘... bytes uploaded’. Note this should only take a few seconds.
  8. Disconnect the USB cable
  9. Repeat the process for the MFD port remembering to select the MFD firmware file.

Upload the new firmware (Mac)

  1. First connect the PFD USB cable only
  2. Open the Hex Uploader app, and set the ‘Arduino Type’ to MEGA 2560
  3. Select the ‘Serial Port’ connect to the G1000, usually called ‘usbmodem1411’ (you can also determine this by connecting and disconnecting the USB cable and see what port comes and goes).
  4. Leave the baud rate at 115200
  5. Click ‘Upload a Hex file, and select the PFD firmware you downloaded above
  6. The process is complete when you see text appear in the window on the right, and the words ‘avrdude done.  Thank you’
  7. Disconnect the USB cable
  8. Repeat the process for the MFD port remembering to select the MFD firmware file.
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