Rohde & Schwarz RTA4004 - Page 669

Remote control commands
R&S
®
RTA4000
669User Manual 1335.7898.02 ─ 08
Suffix:
<b>
.
1..4
Parameters:
<ChannelCount> *RST: 8
Default unit: Channel
BUS<b>:I2S:CLOCk:POLarity <ClockSlope>
Sets the clock edge at which the instrument samples the data on the data line. Usually,
the rising edge is used. The R&S RTA4000 can also analyze the converse setup.
Suffix:
<b>
.
1..4
Parameters:
<ClockSlope> RISing | FALLing
*RST: RIS
BUS<b>:I2S:CLOCk:SOURce <ClockSource>
Selects the source of the clock line.
Suffix:
<b>
.
1..4
Parameters:
<ClockSource> CH1 | CH2 | CH3 | CH4 | D0..15
CH3 and CH4 are only available with 4-channel R&S RTA4000
oscilloscopes.
*RST: CH2
BUS<b>:I2S:CLOCk:THReshold <Threshold>
Sets the threshold for the clock line.
Suffix:
<b>
.
1..4
Parameters:
<Threshold> *RST: 1.4
Default unit: V
BUS<b>:I2S:DATA:POLarity <DataPolarity>
Defines the interpretation of high and low signal states.
Suffix:
<b>
.
1..4
Parameters:
<DataPolarity> ACTHigh | ACTLow
Serial bus analysis