336 VT1422A Command Reference Chapter 7
[SENSe]

[SENSe:]DATA:FIFO:MODE

[SENSe:]DATA:FIFO:MODE <mode> sets the mode of operation for the
FIFO buffer.
Parameters

Comments •In BLOCk(ing) mode, if the FIFO becomes full and measurements are still

being made, the new values are discarded.
•OVERwrite mode is used record the latest 65,024 values. The module must be
halted (ABORT sent) before attempting to read the FIFO. In OVERwrite Mode,
if the FIFO becomes full and measurements are still being made, new values
overwrite the oldest values.
•In both modes Error 3021, "FIFO Overflow" is generated to indicate that
measurements have been lost.
•When Accepted: Not while INITiated
•Related Commands: SENSE:DATA:FIFO:MODE?,
SENSE:DATA:FIFO:ALL?, SENSE:DATA:FIFO:HALF?,
SENSE:DATA:FIFO:PART?, SENSE:DATA:FIFO:COUNT?
•*RST Condition: SENSE:DATA:FIFO:MODE BLOCk
•Send with VXIplug&play Function: hpe1422_cmd(...)
Usage SENSE:DATA:FIFO:MODE OVERWRITE Set FIFO to overwrite mode
DATA:FIFO:MODE BLOCK Set FIFO to block mode

[SENSe:]DATA:FIFO:MODE?

[SENSe:]DATA:FIFO:MODE? returns the currently set FIFO mode.

Comments •Returned Value: String value either BLOCK or OVERWRITE. The data type

is string.
•Related Commands: SENSE:DATA:FIFO:MODE
•Send with VXIplug&play Function: hpe1422_cmdString_Q(...)
Usage DATA:FIFO:MODE? Enter statement returns either BLOCK or
OVERWRITE
Parameter
Name Parameter
Type Range of
Values Default
Units
mode discrete (string) BLOCk | OVERwrite none