[1] Peripheral Component Interconnect/Interface (s. PCI-Bus)

[2] Presentation Context Identifier

[3] Protocol Control Information - Teil einer PDU

[4] PABX Computer Interface

[5] Panel Call Indicator

[6] Peripheral Command Indicator (->"IEEE Standard Dictionary")

[7] Product Configuration Identification (->"IEEE Standard Dictionary") (->"NASA Acronym List")

[8] Pilot Controller Integration (->"IEEE Standard Dictionary")

[9] Program Control Input (->"NASA Acronym List")