Universal Commands

- LLO (LOCAL LOCK OUT(11H))

  Sending this command disables the local feature of the destination device.
  Please refer "GPIB Command Bus Line" to know the timing of bus-line.

 

- DCL (DEVICE CLEAR(14H))

  Sending this command sets all devices on the bus line to their initial states.
  Please refer "GPIB Command Bus Line" to know the timing of bus-line.

 

- PPU (PARALLEL POLL UNCONFIGURE(15H))

  Sending this command cancels the response bit for the parallel poll feature of the device.

 

- SPE (SERIAL POLL ENABLE(18H))

  Sending this command puts the talker feature of the destination device in serial poll mode. (This is used in combination with SPD.)

 

- SPD (SERIAL POLL DISABLE(19H))

  Sending this command releases the talker feature of the destination device from serial poll mode. (This is used in combination with SPE.)