Protocol Analysis
R&S
®
RTM20xx
167User Manual 1317.4726.02 ─ 01
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Bytes with missing acknowledge bit
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Specific slave address
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Specific data pattern in the message
11.3.2 I²C Configuration
11.3.2.1 Configuring I²C
The configuration of the I²C is simple - only assign the two lines to input channels.
1. Press the PROTOCOL LOGIC key on the front panel.
2. If the "Logic" menu is displayed, press "Protocol".
3. Press the "Bus Type" softkey and select "I2C".
4. Press "Configuration".
5. Press "Clock SCL" and select the channel connected to the clock line.
6. Press "Data SDA" and select the channel connected to the data line.
7. Press "Find level", or set the threshold manually for each channel.
See: "To set the logic threshold for analog channels" on page 148
Now you can disply the decoded signal and the frame table with results.
The display of the decoded data is described in "To configure decoding and data dis-
play" on page 149.
11.3.2.2 I²C Configuration Settings
Clock SCL...................................................................................................................167
Data SDA....................................................................................................................167
Find Level....................................................................................................................168
Clock SCL
Sets the input channel to which the clock line is connected.
If the MSO option R&S RTM-B1 is installed, digital channels can also be used as source.
Remote command:
BUS<b>:I2C:CLOCk:SOURce on page 389
Data SDA
Sets the input channel to which the data line is connected.
If the MSO option R&S RTM-B1 is installed, digital channels can also be used as source.
Remote command:
BUS<b>:I2C:DATA:SOURce on page 389
I²C (Option R&S RTM-K1)
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