Mitsubishi MELSEC LJ71C24, User Manual

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13 DEBUG SUPPORT FUNCTION
13 DEBUG SUPPORT FUNCTION
The debug support functions are designed to support the debugging of communication
processing between the C24 and external device.
The following functions are available to ease system startup work.
• Circuit trace
• State monitor
• Protocol execution log display storage function (for predefined protocol only)
13.1 Circuit Trace
The communication data and communication control signal between the C24 and
external device are traced.
Send/receive packet data
and communication
control signal states
Data are read from
the buffer memory. Stored in the
buffer memory.
C24 buffer memory
Data are
stored.
Trace data are displayed.
Receive
Send
Data
Data
GX Works2
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