10-78 IM 701450-01E
• When Using the Logic Input (Optional) Signal for the CS Signal
17. Use jog shuttle & SELECT to select whether to make the logic input a CS
signal (ON/OFF) (A0 to A7 box).
Select whether the logic input signal is
to be a CS signal (ON/OFF).
• Selecting the Enable Status of the CS Signal
18. Use jog shuttle & SELECT to select the enable status of the CS signal from H,
L, or X (Enable State box). I/O data is analyzed when the CS signal matches
the selected status.
• If multiple CS signals are ON, select the enable status of the CS signal from H and L.
You cannot select X.
• The setting in the Enable State box applies to all CS signals.
• If none of the CS signal is ON, the Enable State box displays “–”.
Select the enable status of the CS signal
from H, L, and X.
Setting the Reference Point of the Analysis
19. Use jog shuttle & SELECT to set the reference point to Trigger Position or
Manual (Trigger Position or Manual button).
The reference point is set to the one whose mark to the left is highlighted (Trigger
Position or Manual).
20. If the reference point is set to Manual, use jog shuttle & SELECT to set the
reference point (Manual box on the right).
When setting the reference point using Manual, you can set the reference point while
checking the displayed waveform by enabling translucent display. For a description of
the translucent display, see section 8.10.
Selecting the Read Direction of the I/O Data Bits
21. Use jog shuttle & SELECT to set the read direction of the I/O data bits to MSB
First or LSB First (Bit Order box).
Set the reference point to Trigger Position or Manual.
If the reference point is set to Manual,
set the reference point.
Set the read direction of the I/O data
bits to MSB First or LSB First.
22. Press ESC. The Analyze Setup dialog box closes.
10.11 Analyzing and Searching SPI Signals
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