Special Data Registers Relating To Logging/Trace Operation - Panasonic FP0H User Manual

Logging/Trace
Start, Stop and Monitor

3.2.3 Special Data Registers Relating to Logging/Trace Operation

 Special data registers
Device
Name
no.
Buffer free space
DT90600
Buffer overflow counter
DT90620
No. of written records of
DT90640
current file
No of files (generations)
DT90660
stored in folder
DT90680 Oldest clock data of file
-DT90681 stored in folder
(Note 1) The above device numbers are those for LOG0. Special data register numbers vary depending on LOG
numbers as shown in the table below.
LOG no.
Buffer free space
Buffer overflow counter
No. of written records of current file
No of files (generations) stored in folder
Oldest clock data of file stored in folder
3-6
Operation
Stores free space of buffer memory during logging. This is always
zero when selecting Trace for the application.
Increments the value by one when the buffer overflow occurs. This is
always zero when selecting Trace for the application.
Stores the number of written records in a current file as 16-bit data.
Increments the number by one every time data is written in the
current file. It is reset to zero when a new file is created.
Stores the number of files stored in a folder (number of generations)
as 16-bit data.
Stores the oldest clock data of a file stored in a folder as 32-bit data
in seconds. The clock data is the number of seconds accumulated
from 00:00:00 on January 1, 2001.
0
DT90600 DT90601
DT90620 DT90621
DT90640 DT90641
DT90660 DT90661
DT90680 DT90682
-DT90681 -DT90683
1 2
DT90602
DT90622
DT90642
DT90662
DT90684
-DT90685
3
DT90603
DT90623
DT90643
DT90663
DT90686
-DT90687