I2C/SPI Triggering and Serial Decode 28
Keysight InfiniiVision 3000T X-Series Oscilloscopes User's Guide 447
In the SPI Master-Out Slave-In Menu:
a Press the MOSI Data softkey; then, turn the Entry knob to select the channel
that is connected to a SPI serial data line. (If the channel you selected is off,
switch it on.)
The MOSI label for the source channel is automatically set.
b Press the Threshold softkey; then, turn the Entry knob to select the MOSI
signal threshold voltage level.
The threshold voltage level is used in decoding, and it will become the
trigger level when the trigger type is set to the selected serial decode slot.
7 (Optional) Press the MISO softkey to open the SPI Master-In Slave-Out Menu.
In the SPI Master-In Slave-Out Menu:
a Press the MISO Data softkey; then, turn the Entry knob to select the channel
that is connected to a second SPI serial data line. (If the channel you
selected is off, switch it on.)
The MISO label for the source channel is automatically set.
b Press the Threshold softkey; then, turn the Entry knob to select the MISO
signal threshold voltage level.
The threshold voltage level is used in decoding, and it will become the
trigger level when the trigger type is set to the selected serial decode slot.
8 Press the CS softkey to open the SPI Chip Select Menu.
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