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Troubleshooting

  • Ensure transducer is plugged in
  • Ensure startrx is running by running startrx in the console
  • Reflash device
  • Use provided debug commands:
    • fifo - Show free space in packed FIFO
    • uptime - Show system uptime
    • clk - Display system clock frequency
    • cpu - Show FreeRTOS CPU usage per task
    • stack - Show FreeRTOS task stack usage
    • heap - Show FreeRTOS heap usage
    • gpio - Control GPIO pins (gpio [0|1])
    • help - Show available commands
  • Check the modem console for error messages or logs that may indicate issues with the connection or data transmission.
  • Ensure that the transducers are properly aligned and within range of each other.
  • Verify that the firmware on both modems is up to date and compatible with each other.