Add . to parameter section.

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https://www.arduino.cc/reference/de/language/functions/advanced-io/notone/

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Same here for return section: https://www.arduino.cc/reference/de/language/functions/bits-and-bytes/bit/

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Parameter section: https://www.arduino.cc/reference/de/language/functions/bits-and-bytes/highbyte/

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Parameter section: https://www.arduino.cc/reference/de/language/functions/bits-and-bytes/lowbyte/

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Add point to https://www.arduino.cc/reference/de/language/functions/external-interrupts/attachinterrupt/

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Here, too: https://www.arduino.cc/reference/de/language/functions/communication/serial/begin/

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Here: https://www.arduino.cc/reference/de/language/functions/communication/serial/parsefloat/

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Here: https://www.arduino.cc/reference/de/language/functions/communication/serial/parseint/

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And here: https://www.arduino.cc/reference/de/language/functions/communication/serial/serialevent/

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And here: https://www.arduino.cc/reference/de/language/functions/communication/stream/streamreadstring/

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Here, too:
https://www.arduino.cc/reference/de/language/functions/communication/stream/streamparsefloat/

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Here, too: https://www.arduino.cc/reference/de/language/variables/conversion/wordcast/

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Here, too: https://www.arduino.cc/reference/de/language/variables/variable-scope--qualifiers/const/

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Add : to https://www.arduino.cc/reference/de/language/variables/data-types/stringobject/