Remote control commands
R&S
®
RTA4000
637User Manual 1335.7898.02 ─ 08
Suffix:
<b>
.
1..4
<n> *
Selects the frame.
<o> *
Selects the word number.
Return values:
<Status> OK | FRSTart | FRENd | FRMError | STERror | SPERror |
PRERror | INSufficient | BREak
OK: the frame is valid.
FRSTart: frame start not found
FRENd: frame end not found
FRMError: error in frame
STERror: start error, no start bit found.
SPERror: stop error, no stop condition found.
PRERror: parity error, which indicates a transmission error.
INSufficient: the frame is not completely contained in the
acquisition. The acquired part of the frame is valid.
BREak: break condition found. A start bit is not followed by a
stop bit, and the data line remains at logic 0 for longer than a
UART word.
Usage:
Query only
BUS<b>:UART:FRAMe<n>:WORD<o>:STARt?
BUS<b>:UART:RX:FRAMe<n>:WORD<o>:STARt?
BUS<b>:UART:TX:FRAMe<n>:WORD<o>:STARt?
Returns the start time of the specified symbol (word).
Suffix:
<b>
.
1..4
<n> *
Selects the frame.
<o> *
Selects the word number.
Return values:
<StartTime> Range: depends on sample rate, record length, and time
base
Increment: depends on the time base
Default unit: s
Usage: Query only
Serial bus analysis
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