MAx firmware upgrade

  • Please choose the firmware version you are upgrading from: v1.05 or v1.07
If the device you are upgrading is not running v, please choose the appropriate firmware upgrade instructions for your device.
All steps are required and must be followed in order.
  • All data ON THE MICROAETH MAY NOT BE ACCESSIBLE AFTER UPGRADING FIRMWARE. Before upgrading the firmware on the microAeth, download and backup all data from the instrument.

Required for MAx firmware v1.08 upgrade:

Update microAeth Manager to v1.03

Before installing or updating microAeth Manager, make sure to export and backup all data stored in the microAeth Manager local database.
  1. Delete any previous versions of the microAeth Manager from the computer.
  2. Download the microAeth Manager software (here) to the computer running macOS®.
  3. Locate and open the file ‘microAeth_Manager_x.xx.dmg’ on the computer.
  4. The virtual disk image will be mounted and a window will open showing the ‘microAeth Manager’ application file.
  5. Drag the ‘microAeth Manager’ application file to the ‘Applications’ folder of the computer. The application is now installed and ready for use with the microAeth MA series instruments.
  6. When the microAeth Manager is first opened after installation on the computer, a prompt may appear with the following message and verification request, “microAeth Manager” is an application downloaded from the Internet. Are you sure you want to open it? Please confirm to start using the application.
  1. Delete any previous versions of the microAeth Manager from the computer.
  2. Download the microAeth Manager software (here) to the computer running Windows®.
  3. Locate and open the file ‘microAeth_Manager_x.xx.exe’ on the computer.
  4. A prompt may appear with the following message and verification request, Do you want to allow this app from an unknown publisher to make changes to your device? Please confirm to start the installation wizard.
  5. The microAeth Manager installation wizard will guide the user through the process of choosing the application installation location, creating a desktop shortcut icon, and opening the Device Driver Installation Wizard for installing USB drivers required for the computer to communicate with the microAeth MA series instruments.
  6. A prompt may appear with a message and verification request to install the USB device software or drivers required. Please confirm and complete both installation wizards.
  7. The application is now installed and ready for use with the microAeth MA series instruments.

Prepare Tera Term for device communication

  1. Make sure that Tera Term (download here) is installed on the PC running Windows. During the installation process, choose "Standard installation" and the default options.
  2. Unplug the microAeth from all external power sources.
  3. Plug in the AethLabs MA200 / MA300 / MA350 Serial Data to USB Converter Cable to the 4-pin SERIAL port of the microAeth. Plug in the USB A plug of the cable into a computer where data will be download.
  4. Open Tera Term for Windows on the computer.
  5. When Tera Term opens, a window with the title Tera Term: New connection will appear.
  6. Select the Serial radio button.
  7. Use the Port: dropdown menu to select the COM port that the microAeth is connected to through the AethLabs 4-pin Serial to USB converter cable.
  8. Press OK.
  9. The main window will remain and the window title will now be the COM port number.
  10. Select the Setup menu and select Serial port....
  11. In the Tera Term: Serial port setup window, change the settings to match the following:
    Baud Rate (Manually type in this value): 1000000
    Data: 8 bit
    Parity: none
    Stop: 1 bit
    Flow control: Xon/Xoff
  12. Press OK.
  13. Tera Term should now display the on-board user interface options as the 3 button interface is used by the user. More information that is hidden on the microAeth on-board screen will be displayed in the terminal emulator.

Update MAx firmware to v1.08

The on-board user interface on the front of the microAeth can be used to upgrade the operating system firmware via the 4-pin serial port. Upgrading the operating system firmware of the microAeth can be accomplished through Tera Term using the AethLabs 4-pin Serial to USB converter cable.
  1. If the microAeth is powered ON, use the left and right buttons to scroll through the top level menu options to the Turn off option.
  2. Press the center button to select the Turn off option.
  3. While the microAeth is off, press and hold both the left and right buttons at the same time for about 2 seconds.
  4. If successful in entering the bootloader, the screen backlight will flash on three times and stay on.
  5. The microAeth will display more information to the terminal emulator.
  6. Serial Decrypting Bootloader Version x.xxL Serial Number [MAxxx-xxxx] - xxxx will then be displayed.
  7. If unsuccessful in entering the bootloader, the microAeth will turn off and nothing more will be displayed. To try again, make sure the microAeth is off and go back to the first step of Prepare Tera Term for device communication.
  8. Follow the instructions displayed in the terminal emulator and bootloader to upgrade the firmware. Press CENTER button to start bootload process, Press LEFT or RIGHT buttons to CANCEL will be displayed.
  9. Once entering the bootloader, you will have 30 seconds to make a selection before the microAeth automatically turns off. If this occurs, Timeout. Shutting Down will be displayed.
  10. Press either the left or right buttons to exit the bootloader and cancel the bootload process. Cancelled will be displayed and the microAeth will shut off.
  11. Press the center button to start the bootloader firmware upgrade process. More information and Waiting for download… (you have 30s) will be display. The microAeth will wait 30 seconds for the user to send the firmware data file to the microAeth through the terminal emulator. If a file is not sent to the microAeth, the instrument will timeout, display LOAD BAD and shut down. If this occurs, the microAeth will no longer have a valid firmware loaded. Any time the instrument is turned on again, only the bootloader will start.
  12. To send a file to the microAeth through Tera Term. Select the File menu and select Send file...
  13. The Tera Term: Send file window will open. Select the firmware '.hex' file.
  14. Press Open.
  15. Transfer will begin immediately and if the transfer successfully initiated, ‘*’ star symbols will be displayed as the transfer progresses. Do not interrupt the data transfer and upgrade. Wait until the process is fully complete and SUCCESS is displayed.
  16. If the firmware transfer and upgrade fails, BAD LOAD will be displayed. The microAeth will no longer have a valid firmware loaded. Any time the instrument is turned on again, only the bootloader will start.
  17. If the firmware transfer and upgrade are successful, the data transfer will finish, GOOD LOAD will be displayed, self-checks will complete, SUCCESS and Shut Down will be displayed, and the microAeth will shut down. Once the screen backlight turns off, the firmware upgrade is complete.
  18. The operating system firmware is upgraded on the microAeth but the flow calibration table should be checked and all settings should be set.

Check flow calibration table and set settings

  1. Perform the full section above called Prepare Tera Term for device communication.
  2. Turn on the microAeth. Press and hold only one of the three buttons for 2 seconds. The screen and instrument will turn on and the instrument serial number will be displayed.
  3. Use the left and right buttons to scroll through the top level menu options to the 'Display FlowCal Info' option.
  4. Press the center button to select the ‘Display FlowCal Info’ option.
  5. 'Sent via Serial Port' will display on the screen and the flow calibration table information will be displayed in the terminal emulator. See section 5.8.3.12. Display FlowCal Info of the manual for more information.
  6. Check the flow calibration table. See section 7.3.2. Display and Check Flow Calibration Table.
  7. Set all settings using the microAeth Manager.
  • Do NOT UPGRADE firmware to v1.08 if you do not have a MA Series Flow Calibration Kit. MA Series Flow Calibration Kit is REQUIRED for the upgrade to firmware v1.08.
  • All data ON THE MICROAETH will NOT BE ACCESSIBLE AFTER UPGRADING FIRMWARE. All memory on the microAeth will need to be erased after upgrading the firmware. Before upgrading the firmware on the microAeth, download and backup all data from the instrument.
  • Performing a flow calibration and an optical calibration are both required after upgrading the firmware.
  • Make sure that you have a microAeth MA Series Flow Calibration Kit provided by AethLabs as this is the only way to perform a flow calibration on the MA200, MA300, and MA350.
  • This upgrade process takes about 1 hour.
The on-board user interface on the front of the microAeth can be used to upgrade the operating system firmware via the 4-pin serial port. Upgrading the operating system firmware of the microAeth can be accomplished through a terminal emulator using the AethLabs 4-pin Serial to USB converter cable.

Required for MAx firmware v1.08 upgrade:

Update microAeth Manager to v1.03

Before installing or updating microAeth Manager, make sure to export and backup all data stored in the microAeth Manager local database.
  1. Delete any previous versions of the microAeth Manager from the computer.
  2. Download the microAeth Manager software (here) to the computer running macOS®.
  3. Locate and open the file ‘microAeth_Manager_x.xx.dmg’ on the computer.
  4. The virtual disk image will be mounted and a window will open showing the ‘microAeth Manager’ application file.
  5. Drag the ‘microAeth Manager’ application file to the ‘Applications’ folder of the computer. The application is now installed and ready for use with the microAeth MA series instruments.
  6. When the microAeth Manager is first opened after installation on the computer, a prompt may appear with the following message and verification request, “microAeth Manager” is an application downloaded from the Internet. Are you sure you want to open it? Please confirm to start using the application.
  1. Delete any previous versions of the microAeth Manager from the computer.
  2. Download the microAeth Manager software (here) to the computer running Windows®.
  3. Locate and open the file ‘microAeth_Manager_x.xx.exe’ on the computer.
  4. A prompt may appear with the following message and verification request, Do you want to allow this app from an unknown publisher to make changes to your device? Please confirm to start the installation wizard.
  5. The microAeth Manager installation wizard will guide the user through the process of choosing the application installation location, creating a desktop shortcut icon, and opening the Device Driver Installation Wizard for installing USB drivers required for the computer to communicate with the microAeth MA series instruments.
  6. A prompt may appear with a message and verification request to install the USB device software or drivers required. Please confirm and complete both installation wizards.
  7. The application is now installed and ready for use with the microAeth MA series instruments.

Prepare Tera Term for device communication

  1. Make sure that Tera Term (download here) is installed on the PC running Windows. During the installation process, choose "Standard installation" and the default options.
  2. Unplug the microAeth from all external power sources.
  3. Plug in the AethLabs MA200 / MA300 / MA350 Serial Data to USB Converter Cable to the 4-pin SERIAL port of the microAeth. Plug in the USB A plug of the cable into a computer where data will be download.
  4. Open Tera Term for Windows on the computer.
  5. When Tera Term opens, a window with the title Tera Term: New connection will appear.
  6. Select the Serial radio button.
  7. Use the Port: dropdown menu to select the COM port that the microAeth is connected to through the AethLabs 4-pin Serial to USB converter cable.
  8. Press OK.
  9. The main window will remain and the window title will now be the COM port number.
  10. Select the Setup menu and select Serial port....
  11. In the Tera Term: Serial port setup window, change the settings to match the following:
    Baud Rate (Manually type in this value): 1000000
    Data: 8 bit
    Parity: none
    Stop: 1 bit
    Flow control: Xon/Xoff
  12. Press OK.
  13. Tera Term should now display the on-board user interface options as the 3 button interface is used by the user. More information that is hidden on the microAeth on-board screen will be displayed in the terminal emulator.

Update MAx firmware to v1.08

The on-board user interface on the front of the microAeth can be used to upgrade the operating system firmware via the 4-pin serial port. Upgrading the operating system firmware of the microAeth can be accomplished through Tera Term using the AethLabs 4-pin Serial to USB converter cable.
  1. If the microAeth is powered ON, use the left and right buttons to scroll through the top level menu options to the Turn off option and press the center button.
  2. While the microAeth is off, press and hold both the left and right buttons at the same time for about 2 seconds.
  3. If successful in entering the bootloader, the microAeth LCD screen backlight will flash on three times and stay on.
  4. The microAeth will display all firmware upgrade information via Tera Term.
  5. Serial Decrypting Bootloader Version x.xxL Serial Number [MAxxx-xxxx] - xxxx will then be displayed.
  6. If unsuccessful in entering the bootloader, the microAeth will turn off and nothing more will be displayed. To try again, make sure the microAeth is off and go back to the first step of Prepare Tera Term for device communication.
  7. Follow the instructions displayed in the terminal emulator and bootloader to upgrade the firmware. Press CENTER button to start bootload process, Press LEFT or RIGHT buttons to CANCEL will be displayed.
  8. Once entering the bootloader, you will have 30 seconds to make a selection before the microAeth automatically turns off. If this occurs, Timeout. Shutting Down will be displayed.
  9. Press either the left or right buttons to exit the bootloader and cancel the bootload process. Cancelled will be displayed and the microAeth will shut off.
  10. Press the center button to start the bootloader firmware upgrade process. More information and Waiting for download… (you have 30s) will be display. The microAeth will wait 30 seconds for the user to send the firmware data file to the microAeth through the terminal emulator. If a file is not sent to the microAeth, the instrument will timeout, display LOAD BAD and shut down. If this occurs, the microAeth will no longer have a valid firmware loaded. Any time the instrument is turned on again, only the bootloader will start.
  11. To send a file to the microAeth through Tera Term. Select the File menu and select Send file...
  12. The Tera Term: Send file window will open. Select the firmware '.hex' file.
  13. Press Open.
  14. Transfer will begin immediately and if the transfer successfully initiated, ‘*’ star symbols will be displayed as the transfer progresses. Do not interrupt the data transfer and upgrade. Wait until the process is fully complete and SUCCESS is displayed.
  15. If the firmware transfer and upgrade fails, BAD LOAD will be displayed. The microAeth will no longer have a valid firmware loaded. Any time the instrument is turned on again, only the bootloader will start.
  16. If the firmware transfer and upgrade are successful, the data transfer will finish, GOOD LOAD will be displayed, self-checks will complete, SUCCESS and Shut Down will be displayed, and the microAeth will shut down. Once the screen backlight turns off, the firmware upgrade is complete.
  17. The operating system firmware upgrade is installed on the microAeth but more steps are required in order for the microAeth to be able to function properly for sampling and making measurements.
  18. Turn on the microAeth. Press and hold only one of the three buttons for 2 seconds. The screen and instrument will turn on and the instrument serial number will be displayed.

Perform flow calibration

The on-board user interface on the front of the microAeth can be used to start the automatic flow calibration process. Please note that the flow calibration must calibrate two flowmeters and therefore similar information may be displayed on screen during the calibration of flowmeter one and two.
  1. The microAeth must be at a new clean filter sampling location for the flow calibration.
  2. If the microAeth is not already at a new clean filter sampling location, use the left and right buttons to scroll through the top level menu options to the Advance Tape option. Press the center button to select the Advance Tape option. The microAeth will advance the filter tape cartridge to a new clean filter sampling location.
  3. Plug in the microAeth to an external power source through the barrel jack port.
  4. Plug in the MA Series Flow Calibration Kit flowmeter to an external power source. Make sure the flowmeter is turned on.
  5. Connect the MA Series Flow Calibration Kit communication cable to the microAeth serial port and the flowmeter mini-din 8 port.
  6. Connect the outlet port of the MA Series Flow Calibration Kit flowmeter to the inlet port of the microAeth.
  7. Make sure that all connections are tight and sealed so that no leaks are present.
  8. Use the left and right buttons of the microAeth to scroll through the top level menu options to the Calibrate Flow option.
  9. Press the center button of the microAeth to select the Calibrate Flow option. The screen will display FLOW CALIBRATE Switch to CAL CABLE. Press any button.
  10. Press any button to start the automatic flow calibration of the microAeth.
  11. The microAeth will check flow and communications.
  12. The screen will display Highest Flow.
  13. If there is a communications issue, the screen will display NO COMMS DETECTED. The screen will then display FLOWCAL - NO COMMS Switch to REG CABLE Press any button. Press any button to return to the top level menu and return to step 3.
  14. If there is a flow issue, the screen will display NO FLOW DETECTED. The screen will then display FLOWCAL - NO FLOW Switch to REG CABLE Press any button. Press any button to return to the top level menu and return to step 3.
  15. If there are no issues, the screen will display the max flow that can be reached and will then begin the flow calibration.
  16. To cancel the flow calibration at any point, press the center button. The screen will quickly display Flow Cal Stopping. The screen will then display FLOWCAL - CANCEL Switch to REG CABLE Press any button. Press any button to return to the top level menu.
  17. When the automatic flow calibration is complete, the screen will display FLOWCAL - OK xx/xx Switch to REG CABLE Press any button Press any button to return to the top level menu.

Perform optical calibration

The on-board user interface on the front of the microAeth can be used to start the automatic optical calibration process.
  1. If a new clean filter sampling location was used for the previous section flow calibration procedure, then the same filter sampling location can be used. Otherwise a new clean filter sampling location must be used for the optical calibration.
  2. If the microAeth is not already at a new clean filter sampling location, use the left and right buttons to scroll through the top level menu options to the Advance Tape option. Press the center button to select the Advance Tape option. The microAeth will advance the filter tape cartridge to a new clean filter sampling location.
  3. Plug in the microAeth to an external power source through the barrel jack port.
  4. Make sure the filter tape cartridge door is installed and closed.
  5. Use the left and right buttons of the microAeth to scroll through the top level menu options to the Calibrate Optics option.
  6. Press the center button of the microAeth to select the Calibrate Optics option and to enter the calibrate optics submenu. YES OK NO will be displayed.
  7. Press the center button to exit and return to the top level menu.
  8. Press the left button YES and the screen will display Calibrate? YES. Press the right button NO and the screen will display Calibrate? NO.
  9. Press the center button, OK, to select the current yes or no value option. Once selected, the optical calibration will start and Starting will be displayed.
  10. As the optical calibration progresses, the screen will display Calibrating... xxxx and the xxxx four digit numbers will be updated.
  11. When the optical calibration is complete, Calibration Complete will be displayed and the user interface menu is automatically returned to the top menu level.
  12. Turn the microAeth off by using the left and right buttons to scroll through the top level menu options to the Turn off option.
  13. Press the center button to select the Turn off option.

Delete all data on device

ONCE THIS ACTION IS COMPLETED, IT IS NOT REVERSIBLE.
  1. Plug in the USB cable to the USB port of the microAeth. Plug in the USB A plug of the cable into a computer where the microAeth Manager is installed.
  2. Open microAeth Manager software.
  3. Turn on the microAeth. Press and hold only one of the three buttons for 2 seconds. The screen and instrument will turn on and the instrument serial number will be displayed.
  4. The microAeth information will be loaded into the microAeth Manager instrument device pane.
  5. Click the Manage data button to open the Manage data for MAxxx-xxxx window. A new window will open that shows all data files that were downloaded from the microAeth and are currently stored in the local microAeth Manager database on the computer.
  6. At the top of this window is the Data on device section to manage the data for this microAeth that is stored on the instrument. At the bottom of this window is the Data sessions in application local database section where previously downloaded data sessions from the instrument that are stored in microAeth Manager local database are displayed.
  7. In the Data on device section, click the Delete all data on device button.
  8. The Confirm deleting data window will open. Type DELETE into the text field.
  9. ONCE THIS ACTION IS COMPLETED, IT IS NOT REVERSIBLE. Press the Delete all on the device button to confirm.
  10. All data on the microAeth is now erased.
  11. Unplug the USB cable and once the microAeth information is unloaded from the microAeth Manager instrument device pane, plug the USB cable back in.
  12. Set all settings for the microAeth using the microAeth Manager.