Agilent-technologies E1300B Manual do Utilizador Página 171

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:COMMunicate
:SERial[n] [:RECeive]
:PACE :THReshold
:STOP
SYSTem:COMMunicate:SERial[n][:RECeive]:PACE:THReshold:STOP
< char_count> configures the input buffer level at which the specified interface
may send the XOFF character (ASCII 13
16
), de-assert the DTR line, and/or
de-assert the RTS line.
Parameters Parameter
Name
Parameter
Type
Range of
Values
Default
Units
char_count numeric 1 through 99 for built-in
1 through 8191 for E1324A
none
Comments To determine the size of the input buffer of the serial interface you are
using, send SYST:COMM:SER[n]:PACE:THR:STOP? MAX. The
returned value will be the buffer size.
•…STOP must be set to greater than STARt.
The THR:STOP command has no effect unless
PACE:PROT XON, CONT:DTR IBF, or CONT:DTR IBF has
been sent.
Related Commands: PACE:PROT XON | NONE, CONT:DTR,
CONT:RTS
*RST Condition: No change
Example Set interface to send XOFF when input buffer contains 80 characters.
SYST:COMM:SER0:PACE:THR:STOP 80
:COMMunicate
:SERial[n] [:RECeive]
:PACE :THReshold
:STOP?
SYSTem:COMMunicate:SERial[n][:RECeive]:PACE:THReshold:STOP?
[MIN | MAX] returns:
The current stop threshold if no parameter is sent.
The maximum allowable setting if MAX is sent.
The minimum allowable setting if MIN is sent.
Comments To determine the size of the input buffer of the serial interface you are
using, send SYST:COMM:SER[n]:PACE:THR:STOP? MAX. The
returned value will be the buffer size.
Example Return current stop threshold
SYST:COMM:SER0:PACE:THR:STOP?query for threshold
enter statement statement enters a numeric
value
SYSTem :COMMunicate :SERial[n] [:RECeive] :PACE :THReshold :STOP
System Instrument Command Reference 7-43
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