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Remote Control Commands
R&S
®
RTB2000
376User Manual 1333.1611.02 ─ 03
BUS<b>:SPI:SSIZe <SymbolSize>
Sets the word length, the number of bits in a message.
Suffix:
<b>
.
1 | 2
Parameters:
<SymbolSize> Range: 4 to 32
Increment: 1
*RST: 8
Default unit: Bit
15.11.2.2 SSPI - Configuration
Start the bus configuration with the threshold setting. Use one of the following com-
mands:
●
CHANnel<m>:THReshold:FINDlevel on page 256
●
CHANnel<m>:THReshold on page 256
In all BUS<b>:SSPI... commands, the suffix <b> selects the bus.
BUS<b>:SSPI:CLOCk:SOURce.......................................................................................376
BUS<b>:SSPI:CLOCk:POLarity.......................................................................................376
BUS<b>:SSPI:MOSI:SOURce.........................................................................................377
BUS<b>:SSPI:MISO:SOURce.........................................................................................377
BUS<b>:SSPI:DATA:SOURce.........................................................................................377
BUS<b>:SSPI:MOSI:POLarity.........................................................................................377
BUS<b>:SSPI:MISO:POLarity.........................................................................................377
BUS<b>:SSPI:DATA:POLarity.........................................................................................377
BUS<b>:SSPI:BITime.....................................................................................................377
BUS<b>:SSPI:BORDer...................................................................................................378
BUS<b>:SSPI:SSIZe......................................................................................................378
BUS<b>:SSPI:CLOCk:SOURce <Source>
Selects the input channel of the clock line.
Suffix:
<b>
.
1 | 2
Parameters:
<Source> CH1 | CH2 | CH3 | CH4 | D0..D15
CH3 and CH4 are only available with 4-channel R&S RTB2000
oscilloscopes.
*RST: CH1
BUS<b>:SSPI:CLOCk:POLarity <Polarity>
Selects if data is stored with the rising or falling slope of the clock. The slope marks the
begin of a new bit.
Serial Bus Analysis
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