Definition
A standardized bit-oriented data link control protocol that governs how digital messages are formatted, transmitted, and error-checked between two communicating devices over a data link. In aviation contexts, ADCCP is referenced as one of the underlying protocols supporting digital data exchange between aircraft systems and ground systems.
Plain English
A set of agreed-upon rules that two computers or radios use to send digital messages back and forth without scrambling them or losing pieces along the way.
Context Anchor
A pilot is most likely to see ADCCP in acronym lists, avionics references, or technical material about digital aircraft communication systems.
Derivation
Built from four ordinary words that each do real work here. 'Advanced' means it improved on earlier protocols. 'Data communications' means sending digital information rather than voice. 'Control procedure' means the agreed steps both sides follow so the messages stay orderly and accurate. Together: a refined rulebook for digital message exchange.
Why Pilots Care
Pilots don't operate ADCCP directly, but it sits underneath modern data link services like CPDLC and ACARS. Knowing it's a background protocol — not a system you tune or select — helps you skip past it without confusion when reading technical material.
Analogy
ADCCP is like agreed traffic rules for electronic messages: each message has a proper way to enter, move through, and leave the communication path so it is less likely to be lost or misunderstood.
Intuition Check
ADCCP is not a cockpit checklist or a pilot procedure. Here, procedure means a set of communication rules used by equipment.
Example Sentence 1
The acronym list noted that ADCCP is one of several data communications protocols supporting digital exchanges between aircraft and ground systems.
Example Sentence 2
During preflight the avionics checked that the data link was operating under the ADCCP protocol.