I2C Trigger; Figure 8.26 Sequence Diagram Of I2C Protocol - Rigol DHO924S User Manual

Digital oscilloscope
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8.7.14
DHO900 User Guide
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Trigger Level
Click or tap the Level input field to set the trigger level with the pop-up numeric
keypad. You can also use the front-panel trigger level knob or the corresponding
multipurpose knob to set the trigger level. For details, refer to descriptions in
Level
. The current trigger level is displayed in the trigger information label at the top
of the screen.

I2C Trigger

I2C is a 2-wire serial bus used to connect the microcontroller and its peripheral
device. It is a bus standard widely used in the microelectronic communication control
field.
The I2C serial bus consists of SCL and SDA. Its transmission rate is determined by SCL,
and its transmission data is determined by SDA, as shown in the figure below. The
instrument triggers on the start condition, restart, stop, missing acknowledgment,
specific device address, or data value. Besides, it can also trigger on the specific
device address and data values at the same time.

Figure 8.26 Sequence Diagram of I2C Protocol

Trigger Type
Click or tap the drop-down button of Type to select "I2C".
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