Technical data

PC Personal Computer
PCI Protocol Control Information (for coordinating a
protocol)
PCP/M-86 Operating system Personal CP/M-86
PDU Protocol Data Unit (frames consisting of PCI and SDU)
PG Programmer
PI Program invocation
PI Process image
PII Process image of the inputs
PIQ Process image of the outputs
PLC Programmable controller
PNO PROFIBUS user organization
PRIO Priority
PROFIBUS PROcess Field BUS
PW Peripheral word
PY Peripheral byte
Q
QB Output byte
QW Output word
R
RAM Random Access Memory
Abbreviations B8976060/02
Volume 1 A - 6