Setting The Start Condition Or Stop Condition - YOKOGAWA DL7480 User Manual

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1.4 Setting the I C Bus Signal Acquisition Conditions

Setting the Start Condition or Stop Condition

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• When Using Data2 Pattern as a Trigger Condition
12. Use jog shuttle & SELECT to set the data length of the determination pattern of
Data2 that is to be specified to 1 or 2 bytes (Data Byte box). The number of
bytes displayed in the Data2 Pattern box is set to the number of bytes that
matches the selected result.
13. Use jog shuttle & SELECT to set the determination pattern of Data2 in
hexadecimal or binary (Data2 Pattern box). When determination is not to be
performed, select X.
14. Use jog shuttle & SELECT to set the Condition of the Data2 Pattern to True or
False (Condition box).
15. Use jog shuttle & SELECT to select whether to compare the Data2 Pattern to
the pattern immediately after the byte count (First Byte) or continue to compare
until the stop condition is detected (Anywhere) (After Byte Count box).
Select whether to compare the Data2 pattern to the pattern immediately after
the byte count or continue comparing until the stop condition is detected.
Proceed to step 17.
When Activating a Trigger When an Acknowledge Bit Is Not Detected (Non-Ack
Trigger)
16. Use jog shuttle & SELECT to select Non-ACK (I
17. Press ESC. The Detail dialog box closes.
18. Press the Start/Stop Condition soft key. The Start/Stop Condition dialog box
opens.
Setting Whether to Ignore Restart Conditions
19. Use jog shuttle & SELECT to select whether to ignore restart conditions
(Ignore the Restart Condition box).
Setting Whether to Ignore Start/Stop Conditions That Do Not Conform to the
Protocol
20. Use jog shuttle & SELECT to select whether to ignore start/stop conditions that
do not conform to the protocol (Ignore Unexpected Start/Stop Condition box).
21. Press ESC. The Start/Stop Condition dialog box closes.
To activate triggers on the Data2 pattern,
select this check box and set the pattern
and conditions. Set the byte count to 1 byte
or 2 bytes.
Select Non-ACK.
Select whether to ignore restart conditions.
Select whether to ignore start/stop conditions
that do not conform to the protocol.
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C Trigger Type box).
IM 701450-51E