def parse_idn_response(idn_string):
    """
    Parses the SCPI *IDN? response string into individual components.

    Args:
        idn_string: The raw string received from the instrument.
                    Example: "Agilent Technologies,DSO80204B,MY46002160,05.30.0005"

    Returns:
        A dictionary containing the manufacturer, model, serial number,
        and firmware version.
    """
    # Split the string by the comma delimiter
    components = idn_string.strip().split(',')
    
    if len(components) == 4:
        # Assign the components to meaningful keys in a dictionary
        parsed_data = {
            "manufacturer": components[0],
            "model": components[1],
            "serial_number": components[2],
            "firmware_version": components[3]
        }
        return parsed_data
    else:
        # Handle cases where the string format is unexpected
        print(f"Warning: Unexpected IDN string format. Expected 4 parts, got {len(components)}.")
        return {"raw_response": idn_string, "components": components}

# Example Usage:
response_string = "Agilent Technologies,DSO80204B,MY46002160,05.30.0005"
data = parse_idn_response(response_string)

# Print the resulting dictionary
print(data)

# You can access individual elements like this:
print(f"Manufacturer: {data.get('manufacturer')}")
print(f"Model: {data.get('model')}")