Project Overview:

The Commercial Oven project aimed to revolutionize the oven machine controller by enhancing its communication capabilities and integrating advanced features. The customer sought to reduce the complexity of wire connections, enable firmware upgrades remotely via USB, and incorporate wireless radio communication and IoT connectivity to AWS servers.

Solution by Electrobit Technology:

Electrobit Technology accepted the challenge and developed a cutting-edge solution. We engineered a sophisticated board capable of supporting WiFi and radio communications, allowing Ethernet communication between boards, and merging user interface and machine controller functionalities into a single unit. This innovation leverages the ESP32 chip for seamless IoT-based AWS server connections, facilitating efficient data communication.

Service Provided

  • Hardware Development: Our journey began from the ground up, covering schematic design, component selection, PCB layout, prototyping, and BOM analysis, culminating in a fully realized product.
  • Firmware Development: We tackled driver development, application layer creation, device control, and diagnostics, and introduced a mechanism for firmware upgrades via USB stick.
  • Board Bring-Up: Our team meticulously brought the board to life, ensuring all peripherals were correctly debugged and functional.
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Challenges Overcome

  • Implementing a reliable firmware upgrade mechanism via USB.
  • Successful board bring-up and debugging.
  • Establishing robust Ethernet and radio communications between devices.
  • Integrating access to SDRAM effectively.
Technology Deployed
  • USB-FS for CLI debug prints and firmware upgrades.
  • WiFi and radio communications across various frequencies (434MHz and 2.4GHz).
  • Ethernet connectivity.
  • TFT touch screen display for an intuitive user interface.
  • External memory support, including SDRAM and NOR Flash.
  • ESP32 chip for IoT capabilities.
  • IO expanders to increase GPIO availability.
  • Integration of analog sensors and digital GPIO control.
Conclusion
  • Electrobit Technology’s innovative approach to the Commercial Oven project has set a new standard in oven machine controller functionality. By embracing modern communication technologies and IoT connectivity, we have provided our client with a versatile, efficient, and future-proof solution. Our commitment to overcoming technical challenges and delivering comprehensive services from hardware development to board bring-up exemplifies our dedication to excellence in technology solutions.