2 ) fl-net header format, 3 ) fl-net transaction code – Yaskawa JAPMC-MC2303-E User Manual

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Appendix A Network System Definition

A.8 FL-net Data Format

A-6

( 2 ) FL-net Header Format

The FL-net header size ranges from 64 to 96 bytes.

The FL-net header is put at the beginning of each frame of the FL-net protocol.

( 3 ) FL-net Transaction Code

For details, refer to 5.3.2 ( 3 ) List of Transaction Codes on page 5-13.

Lower layer

header

FL-net header

FA link data

Cyclic/message data

1,024 bytes or less

1,500 bytes or less

64 to 96 bytes