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MELSEC-F
SPECIFICATIONS3
3 - 10
(Continued from the previous page)
BFM number
Attribute Application Name
Initial value
Decimal
(Hexadecimal)
Flash
ROM
save
Reference
section
Decimal
(Hexadecimal)
25
(19
H)
R/W
Flash ROM
control
Flash ROM
writing control
area
Flash ROM writing control
0000
H: Normal status
9872
H: Write command for configuration data
to a flash ROM.
Automatically returns to 0000
H after
writing to a flash ROM
9981
H: Write command for configuration data
to a flash ROM (return to the status at
factory shipment).
Automatically returns to 0000
H after
writing to a flash ROM
0
(0000
H)
—
26
(1A
H)
R/W
Flash ROM
writing status
Flash ROM writing status
0000
H: Initial status
9981
H: During the flash ROM writing
0001
H: Flash ROM writing completion
0002
H: Flash ROM writing error (Flash ROM
fault)
The status is updated by write command
0
(0000
H)
27
(1B
H)
R Initial completion
0000
H: Initial incompletion
0001
H: Initial completion (in conjunction with b0 of BFM#28)
0
(0000H)
Subsection
5.2.1
28
(1C
H)
R
Module status
area
Stores Ethernet module status
b0: INIT 1: Initial processing normally completed
0: —
b1: System bit
b2: 100M/10M 1: 100Mbps
0: 10Mbps/When not connected
b3: ERR. 1: Setting abnormal display
0: Setting normal display
b4: COM.ERR 1: Communication abnormal display
0: Communication normal display
b5: 1: Initial processing abnormally completed
0: —
b6: 1: Open processing abnormally completed
0: —
b7: 1: Link signal ON 0: Link signal OFF
b8: Connection No.1 1: Open 0: Closed
b9: Connection No.2 1: Open 0: Closed
b10: Connection No.3 1: Open 0: Closed
b11: Connection No.4 1: Open 0: Closed
b0 and b5 are cleared at re-initialization request.
b6 is cleared at open request.
0
(0000
H)
Section 4.3
29
(1D
H)
R/W
Error code
storage
Stores the first error code (when the value of this BFM number is
0000
H)
Writing 0000
H resets the error.
0
(0000
H)
Section
11.3
30
(1E
H)
R
Model code
storage
Model code (K7132)
7132
(1BDC
H)
—
31
(1F
H)
— System area ———