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Toper (with USB port) - Roasting Intelligence (RI) Setup (Beta)

This manual covers the connection of a Toper roast machine (with USB port) to Cropster Roasting Intelligence.

Written by Nikolett Takacs

Updated at August 14th, 2025

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  • Getting started
    Origin & Lab Roast
  • Connecting your roast machine
    General information Plug&Play connectors Alternative connection options Sample & Multi-barrel roasters Temperature sensors Drivers
  • Roasting Intelligence (RI)
    Roasting Intelligence (RI) Setup Customization and Preferences FAQs Roasting Intelligence (RI) App Artificial Intelligence (AI)
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  • Commerce
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  • Account & Administration
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  • Troubleshooting
    General Roasting Intelligence (RI) Roast machine connections
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Table of Contents

Specifications Requirements Supported measurements Roasting Intelligence (RI) Setup Installing the Roasting Intelligence (RI) software Establishing a connection to the machine Troubleshooting

This roast machine is currently in the Beta stage of development at Cropster.

To access this integration, please register for Beta testing by completing the provided form here.

Beta testing involves the evaluation of new features by a limited group of users to uncover potential minor issues that may not be apparent during internal testing.

Your feedback is crucial in helping us improve the functionality of our product. Please let us know in case you come across any unexpected behaviour.

We will be happy to assist in resolving any issues you may encounter or propose alternative connection options.

 


Specifications

Requirements

  • USB cable
  • Driver for the USB serial converter:
    • Windows
    • macOS
    • Linux

The driver may already be pre-installed with your operating system.
Click here for the driver installation guide.

 


Supported measurements

  • Bean temperature
  • Exhaust temperature


Roasting Intelligence (RI) Setup

Installing the Roasting Intelligence (RI) software

  1. Download RI.
  2. Complete the installation process by following the steps provided.
  3. Double-click the Cropster icon on your desktop to access Roasting Intelligence (RI).
  4. Click the green Login with the browser button.
  5. You will be directed to the C-sar browser. 
  6. Enter your Username* and Password* and click the green Sign in with password button. 
    Use the same credentials that you use to access the online platform C-sar.


Establishing a connection to the machine

The images below are for reference and may vary slightly from your screen.

 

Before you begin configuring your roast machine, ensure that you have added it via the online platform C-sar.

  1. SelectPreferences > Machine > Configuration
  2. To choose the Roast machine, click on the dropdown menu in the Machine section.
  3. Click the + Add connector option to choose your connector from the dropdown list.
  4. Select Generic Modbus over serial port from the dropdown. 
  5. Click Select to add the connector.
  6. Navigate to the Machine > Measurements tab. All supported measurements will be displayed.
  7. To activate the measurements, simply click the green toggle button.
  8. Enable the desired measurements and choose Generic Modbus over serial port as the connector type.
  9. (Optional) Change the order of the measurements by using theDrag and Drop icon and move it into position.
  10. Navigate to the Machine > Configuration tab and click on the Gear icon in the Connector setup section to open and configure more settings.
  11. Copy the settings as shown below: 
  12. Select the Serial port:

Operation system 

Serial port 

Windows 

COMx

macOS

USBx

  1. Copy the settings as shown in the screenshot below:
  2. Click OK.
  3. Click Save to finalize the changes.

After saving the changes, RI will automatically restart. If the setup was successful, you will see the temperature values displayed on the right-hand side of the RI screen following the restart.

Learn more about the Roasting Intelligence (RI) Preferences. 

 


Troubleshooting

If RI indicates No source connected and/or you cannot see any measurements, please check the following: 

  • Is the roast machine connected to the computer? 
  • Have you downloaded the driver for the USB serial converter?
  • Is the correct serial port within the RI selected?
  • Are the settings copied correctly?

Congratulations! You have successfully set up the Cropster Roasting Intelligence.

Your opinion matters. If you have further questions, feedback, or concerns, please submit a support ticket directly from support.cropster.com. 

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