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3 - 14
MELSEC-F
SPECIFICATIONS3
3 - 14
(Continued from the previous page)
*1 It varies after initialization.
*2 Values written to BFM #202 will become active the next time the module is powered ON.
(The value returns to 0 when each running mode execution is complete.)
BFM number
Attribute Application Name
Initial value
Decimal
(Hexadecimal)
Flash ROM
save
Reference
section
Decimal
(Hexadecimal)
200
(C8
H)
R
Communication
status storage
area
Module
status area
Stores Ethernet module status
(The same specification as BFM#28 "Module status
area")
0*
1
(0H)
—
201
(C9
H)
R
Hub connection status area
• Communication mode (b9)
0: Half duplex
1: Full duplex
• Hub connection status (b10)
0: Hub not connected/disconnected
1: Hub connected
• Data transmission speed (b14)
0: Operating at 10BASE-T
1: Operating at 100BASE-TX
Bits other than above are reserved for system use.
—
Section
5.8
202
(D0
H)
R
Operation mode settings
0: Online
1: Offline
2: Self loopback test
3: Hardware test
4 to F: System area
0*
2
(0H)
—
203
(CB
H)
R
Status of settings
• Communication data code setting (b1)
0: Communication in binary code
1: Communication in ASCII code
• TCP Existence confirmation setting (b4)
0: Use the Ping
1: Use the KeepAlive
• Send frame setting (b5)
0: Ethernet frame
1: IEEE802.3 frame
• Initial timing setting (b8)
0: Do not wait for OPEN
(Communications impossible at STOP time)
1: Always wait for OPEN
(Communication possible at STOP time)
Bits other than above are reserved for system use.
4
(04
H)
Section
4.7
204 to 226
(E0 to E2
H)
— System area — — —