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SYSTem . . . [:RECeive]:PACE:THReshold:STARt <characters>
Parameters
Parameter Name
characters
Comments
SYSTem . . . [:RECeive]:PACE:THReshold:STARt?
44 SCPI Command Reference
SYSTem:COMMunicate:SERial[1|2|3|4][:RECeive]:PACE:THReshold:STARt
configures the specified port's input buffer level. When the number of characters in
the input buffer drops to or goes below the specified value, and pacing has been
established, the port will indicate it is ready to receive more data.
Parameter Type
numeric
•
.
..STARt
must be set to less than
•
The ...
t command interacts with the XON/XOFF, DTR, and RTS. Both
STAR
DTR and RTS must be set to the IBFull mode. When the data in the input
buffer drops to the STARt threshold:
-- if XON/XOFF in enabled, then XON character (ctrl Q, ASCII 17) is sent.
-- if
SYS:CONT:DTR
-- if
SYS:CONT:RTS
All three pacing forms can be enabled at the same time.
•
Power-on/reset value is 8 kBytes.
SYSTem:COMMunicate:SERial[1|2|3|4][:RECeive]:PACE:THReshold:STARt
returns an integer as the current start threshold value.
Range of Values
1 to (value of STOP - 2)
...STOP
.
is set to IBFull mode, then DTR line is asserted.
is set to IBFull mode, then RTS line is asserted.
Default Units
8 kBytes
?
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