Bfm #1300 To #1799] Send/Receive Data Buffer For Extended Messages; Bfm #500 To #973] Configuration Area - Mitsubishi Electric MELSEC-F FX3U-J1939 User Manual

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FX
-J1939 User's Manual
3U
6.1.2

[BFM #1300 to #1799] Send/receive data buffer for extended messages

These BFMs are used to buffer network data.
For details, see the manual of the source/target module or the corresponding J1939 specification
BFM No.
BFM #1300
BFM #1301
BFM #1423
BFM #1424
BFM #1425
BFM #1426
BFM #1548
BFM #1549
BFM #1550
BFM #1551
BFM #1673
BFM #1674
BFM #1675
BFM #1676
BFM #1798
BFM #1799
6.2

[BFM #500 to #973] Configuration Area

The following table shows the format of the configuration data.
The differentiation between read and write is specified by the 3rd BFM (ttype) for each message.
BFM No.
(Transmit Data Parameter Settings)
BFM #500,
PGN bit 17 to 0
#501
(includes Destination Address)
BFM #502
ttype
BFM #503
Priority
BFM #504
Interval [ 10 ms]
BFM #505
DLC
BFM #506,
PGN bit 17 to 0
#507
(includes Destination Address)
BFM #508
ttype
BFM #509
Priority
BFM #510
Interval [ 10 ms]
BFM #511
DLC
Transmit/Receive data
High Byte
2nd data byte
4th data byte
248th data byte
250th data byte
2nd data byte
4th data byte
248th data byte
250th data byte
2nd data byte
4th data byte
248th data byte
250th data byte
2nd data byte
4th data byte
248th data byte
250th data byte
Description
TX
(Receive Data Parameter Settings)
Filter PGN bit 17 to 0
J1939 communication mode
K-1 (HFFFF) (receive message)
Filter Source Address
Receive Timeout [ 10 ms]
DLC
Filter PGN bit 17 to 0
J1939 communication mode
K-1 (HFFFF) (receive message)
Filter Source Address
Receive Timeout [ 10 ms]
DLC
6 J1939 Communication Mode
6.2 [BFM #500 to #973] Configuration Area
 For the Configuration area, refer to Section 6.2
Low Byte
1st data byte
3rd data byte
247th data byte
249th data byte
1st data byte
3rd data byte
247th data byte
249th data byte
1st data byte
3rd data byte
247th data byte
249th data byte
1st data byte
3rd data byte
247th data byte
249th data byte
Default
RX
Value
HFFFFFFFF
H0000
H0000
H0000
H0000
HFFFFFFFF
H0000
H0000
H0000
H0000
1
2
Message No.
Extended Message 1
3
Extended Message 2
4
Extended Message 3
5
Extended Message 4
6
7
Assigned Data BFM
BFM #100 to #103
8
Standard 8 byte
message 1
BFM #104 to #107
9
Standard 8 byte
message 2
10
49

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