Agilent Technologies E1300B User Manual

Page 169

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:COMMunicate

:SERial[n] [:RECeive]

:PACE [:PROTocol]

SYSTem:COMMunicate:SERial[ n] [ :RECeive] :PACE[ :PROTocol]
< protocol
> enables or disables receive pacing (XON/XOFF) protocol.

Parameters

Parameter

Name

Parameter

Type

Range of

Values

Default

Units

protocol

discrete

XON| NONE

none

Comments

While

PROT is XON, the serial interface will send XOFF when the

buffer reaches the

STOP threshold, and XON when the buffer reaches

the

STARt threshold.

For an Agilent E1324A, AUTO is always ON. In this case

[:RECeive]:PACE will also set

TRAN:PACE

The XON character is control Q (ASCII 17

10

, 11

16

), The XOFF

character is control S (ASCII 19

10

, 13

16

).

DIAG:BOOT:COLD will set

PACE to XON.

Related Commands:

PROTocol:THReshold:STARt,

PROTocol:THReshold:STOP,

TRAN:AUTO

*RST Condition: No change

Example

Enabling XON/XOFF handshaking.

SYST:COMM:SER0:PACE:PROT XON

:COMMunicate

:SERial[n] [:RECeive]

:PACE [:PROTocol]?

SYSTem:COMMunicate:SERial[ n] [ :RECeive] :PACE[ :PROTocol] ? returns the
current receive pacing protocol.

Example

See if XON/XOFF protocol is enabled.

SYST:COMM:SER0:PACE:PROT?

enter statement

statement enters the string
"XON" or "NONE"

SYSTem :COMMunicate :SERial[n] [:RECeive] :PACE [:PROTocol]

System Instrument Command Reference 7-41

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