MAx firmware upgrade

  • Please choose the firmware version you are upgrading from: v1.05 or v1.07 or v1.08
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.

Check that you have all of the following present

Update microAeth Manager to v1.03

microAeth Manager v1.03 is required. Check which version of microAeth Manager you are running by clicking the "Manage application" button in the top right corner of the open window, revealing a panel titled "Application settings" with "Info" and the application version. If microAeth Manager v1.03 is not already installed, follow these instructions for installation.
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.

Check the serial number in microAeth Manager

  1. Open microAeth Manager on your computer.
  2. Plug in the AethLabs MA200 / MA300 / MA350 USB Data Cable.
  3. Check that the device shows up in the application and confirm that the serial number in microAeth Manager matches the serial number on the sticker for the device.
  4. If serial number does not match, do not proceed with the update and please contact AethLabs.
  5. If serial number does match, then proceed with the firmware update below.

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 v1.09

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.
  • 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.

Check that you have all of the following present

Update microAeth Manager to v1.03

Check which version of microAeth Manager you are running by clicking the "Manage application" button in the top right corner of the open window, revealing a panel titled "Application settings" with "Info" and the application version. If it is not the latest version, proceed.
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.

Check the serial number in microAeth Manager

  1. Open microAeth Manager on your computer.
  2. Plug in the AethLabs MA200 / MA300 / MA350 USB Data Cable.
  3. Check that the device shows up in the application and confirm that the serial number in microAeth Manager matches the serial number on the sticker for the device.
  4. If serial number does not match, do not proceed with the update and please contact AethLabs.
  5. If serial number does match, then proceed with the firmware update below.

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 v1.09

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.