IBM 1 Series - Page 183

A-4
GA34-0033
Polling and Status
Command
Write Parallel Poll Enable (PPE)
Write Parallel Poll Disable (PPD)
Write Parallel Poll Unconfigure (PPU)
Write Parallel Poll (PPL)
Write Serial Poll Enable (SPE)
Write Serial Poll Disable (DPS)
Read Serial Poll Results (SPL)
Read Parallel Poll Results (PPL)
Description
Puts those devices whose listen addresses are
contained in the data area into a response
mode.
Used to selectively disable those devices whose
listen addresses appear in the data area from
participating in a parallel poll sequence.
Causes all devices that are currently able to
respond to a parallel poll to be forced into a
parallel poll idle state.
Conducts a parallel poll for those devices
configured during the Write Parallel Poll
Enable (PPE) command.
Allows the devices whose talk addresses are
contained in the data area to present status.
Disables the serial poll status reporting ability
of the devices.
Reads the result of the latest serial poll into
Series/1 main storage (one byte per device).
Reads the result of the latest parallel poll into
Series/1 main storage (one byte).
Figure A-2 (Part 2 of 2). GPIB adapter command groups