Protocol analysis
R&S
®
RTE
531User Manual 1326.1032.02 ─ 20
Remote command:
TRIGger<m>:I2C:DPOPerator on page 1433
TRIGger<m>:I2C:DPOSition on page 1433
TRIGger<m>:I2C:DPTO on page 1433
Data
Specifies the trigger conditions for the data bit pattern.
In binary format, use the following characters: 1; 0; or X (do not care). To enter the pat-
tern in other formats use the bit pattern editor, see Chapter 13.1.5, "Bit pattern editor",
on page 521.
"Condition"
Sets the comparison condition to a specific value or a range.
"Value min "
Specifies the value or sets the start value of a range.
Enter the bytes in msb first bit order. The maximum pattern length is
64 bit. Waveform data is compared with the pattern byte-by-byte.
"Value max "
Sets the maximum value of a range for "Condition" = "In range"/"Out
of range".
Remote command:
TRIGger<m>:I2C:DCONdition on page 1433
TRIGger<m>:I2C:DMIN on page 1434
TRIGger<m>:I2C:DMAX on page 1434
13.2.3.2 Triggering on I²C signals
Prerequisites: An I²C bus is configured, see Chapter 13.2.2.2, "Configuring I²C proto-
col", on page 525.
1. Press the [PROTOCOL] key and select the "Trigger" tab.
2. Press the "Select" button. The "Source" button is shown.
3. Tap the "Source" button and select the "Serial bus" trigger source.
4. Select the serial bus that is set to I²C.
5. Select the "Trigger type".
6. For more complex trigger types, enter the address and/or data conditions: address,
acknowledge bits, R/W bit, and data pattern.
For details, see Chapter 13.2.3, "I²C trigger", on page 526
13.2.4
I
2
C label list
Label lists are protocol-specific. Label lists for I
2
C are available in CSV and PTT for-
mat.
An I
2
C label file contains three values for each address:
●
Address type, 7-bit or 10-bit long
●
Address value
I²C (option R&S
RTE-K1)
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