Mitsubishi QJ71GP21-SX, Reference Manual

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3
- 8 3.3 Buffer Memory
3.3.1 Buffer memory list
3
SPECIFICATIONS
* 1 Whether the area is readable/writable or not is shown.
R: Read only, W: Write only, R/W: Readable/Writable
POINT
(1) Values stored in the buffer memory are cleared when power is turned OFF
and then ON or when the CPU module is reset.
(2) When a value in a one-word area is changed to 65536 or higher, the count
stops at 65535 (FFFF
H
).
2784 (AE0
H
)
Transmission path
switching history
Transmission path switching count 0 R
Section
3.3.3
2785 (AE1
H
) Transmission path switching history pointer 0 R
2786 (AE2
H
)
History 1
Post-switching status 0 R
2787 (AE3
H
) No. of connected modules 0 R
2788 (AE4
H
) IN-side loopback station No. 0 R
2789 (AE5
H
) OUT-side loopback station No. 0 R
2790 to 2791
(AE6
H
to AE7
H
)
System area — —
2792 to 2795
(AE8
H
to AEB
H
)
Time of occurrence 0 R
2796 to 2805
(AEC
H
to AF5
H
)
History 2 (Same as in History 1)
2806 to 2815
(AF6
H
to AFF
H
)
History 3 (Same as in History 1)
2816 to 2825
(B00
H
to B09
H
)
History 4 (Same as in History 1)
2826 to 2835
(B0A
H
to B13
H
)
History 5 (Same as in History 1)
2836 to 2845
(B14
H
to B1D
H
)
History 6 (Same as in History 1)
2846 to 2855
(B1E
H
to B27
H
)
History 7 (Same as in History 1)
2856 to 2865
(B28
H
to B31
H
)
History 8 (Same as in History 1)
2866 to 2875
(B32
H
to B3B
H
)
History 9 (Same as in History 1)
2876 to 2885
(B3C
H
to B45
H
)
History 10 (Same as in History 1)
2886 to 2895
(B46
H
to B4F
H
)
History 11 (Same as in History 1)
2896 to 2905
(B50
H
to B59
H
)
History 12 (Same as in History 1)
2906 to 2915
(B5A
H
to B63
H
)
History 13 (Same as in History 1)
2916 to 2925
(B64
H
to B6D
H
)
History 14 (Same as in History 1)
2926 to 2935
(B6E
H
to B77
H
)
History 15 (Same as in History 1)
2936 to 2945
(B78
H
to B81
H
)
History 16 (Same as in History 1)
2946 to 65535
(B82
H
to FFFF
H
)
Use prohibited System area — — —
Table 3.8 Buffer memory list(Continued)
Address
(Dec. (Hex.))
Application Name
Initial
value
Read/
Write
*1
Reference
section