: The utility scans the UN300 Bus Interface to identify the connected module's current firmware state.
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# Example logic: recalculate the numeric block after "300R" if normalized.startswith("300R"): base = "300R" rest = normalized[4:] # Should be "13C10SPC800" or similar # Simple XOR checksum recalculation (customize per your device) checksum = sum(ord(c) for c in rest) % 256 new_rest = rest[:-2] + f"checksum:02X" # Replace last two chars with new checksum return base + new_rest else: return "Error: Pattern not recognized" : The utility scans the UN300 Bus Interface