12-40
IM DLM4038-02EN
Setting the Serial Bus (Setup)
Note
Using the CH8 Terminal and LOGIC(L) Port
When you perform an analysis or execute a search, you cannot use the CH8 terminal and LOGIC(L) port as
the source at the same time. Specify the source that you want to use in advance by pressing either the CH8
key or the L key.
Press the Setup soft key to display the following menu.
Auto Setup (Auto Setup)
Executes auto setup
Set the source bit
(L0 to L7, A0 to A7,
B0 to B7).*
Stop auto setup.
Set the source.
(CH1 to CH8/LOGIC(L),
LOGIC(A|B)).*
When the Source Is
LOGIC(L) or LOGIC(A|B)
* You can select CH8 or LOGIC(L), depending on which channelʼs corresponding key (CH8 or L) is illuminated.
LOGIC(A|B), A0 to A7, and B0 to B7 are available on models with the /L16 option.
1.
Press the Source soft key.
The source setup menu is displayed.
2.
Set the source. If you select LOGIC(L) or LOGIC(A|B), set the source bit (L0 to L7, A0 to A7, B0
to B7).
You cannot use auto setup under the following circumstances.
• When the source is set to Math1 to Math4
• When state display is applied to a LOGIC bit that is set as the source
3.
Press ESC to return to the bus setup menu.
4.
Press the Auto Setup soft key.
The DLM4000 will automatically configure the serial bus settings.
The DLM4000 automatically configures the bit rate, sample point, level, and hysteresis and then triggers on
the UART signal’s Stop Bit.
While the serial bus is being configured, Auto Setup changes to Abort. If you want to stop serial bus
configuration, press the Abort soft key.
The auto setup feature will not work properly on some input signals.
12.8 Analyzing and Searching UART Signals (Option)
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