J1939 Communication Mode; Send/Receive Data Buffer; Bfm #100 To #399] Send/Receive Data Buffer For Standard Messages - Mitsubishi Electric MELSEC-F FX3U-J1939 User Manual

FX -J1939 User's Manual
3U
6.

J1939 Communication Mode

6.1

Send/Receive Data Buffer

The FX -J1939 supports 75 standard messages (with up to 8 bytes) and 4 extended messages (with up to
3U
250 bytes). It is also possible to combine several standard messages for data packages up to 250 bytes.
6.1.1

[BFM #100 to #399] Send/receive data buffer for standard 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 #100
BFM #101
BFM #102
BFM #103
BFM #104
BFM #105
BFM #106
BFM #107
BFM #108
BFM #109
BFM #110
BFM #111
BFM #396
BFM #397
BFM #398
BFM #399
48
 For the extended data area, refer to Subsection 6.1.2
Transmit/Receive Data
High Byte
2nd data byte
4th data byte
6th data byte
8th data byte
2nd data byte
4th data byte
6th data byte
8th data byte
2nd data byte
4th data byte
6th data byte
8th data byte
2nd data byte
4th data byte
6th data byte
8th data byte
6 J1939 Communication Mode
For the Configuration area, refer to Section 6.2
Low Byte
1st data byte
3rd data byte
5th data byte
7th data byte
1st data byte
3rd data byte
5th data byte
7th data byte
1st data byte
3rd data byte
5th data byte
7th data byte
1st data byte
3rd data byte
5th data byte
7th data byte
6.1 Send/Receive Data Buffer
Message No.
Message 1
Message 2
Message 3
Message 75