Table 8-6 Token And Data (Lqe500) - Hitachi S10mini User Manual

8 APPENDIXES
(3) Token and data
The following six different data patterns are used for token transmission:
When no data is involved
Token
When only cyclic data is transmitted
Token + cyclic data
When only cyclic data is transmitted
after being divided into frames
Token + cyclic data
When only message data is transmitted The token is transmitted subsequently to message data
Token
When cyclic data and message data is
transmitted
Token + cyclic data
When cyclic data and message data are
transmitted with the cyclic data divided
into frames
Token + cyclic data

Table 8-6 Token and Data (LQE500)

Pattern
Cyclic data
Message data
Message data
Cyclic data
Only the token is transmitted.
The cyclic data is transmitted with the token attached to it.
Only the cyclic data is transmitted with the token attached to
the last frame.
transmission.
After transmission of the message data, the cyclic data is
transmitted with the token attached to it.
After transmission of the message data, only the cyclic data is
transmitted with the token attached to the last frame.
Message data
8-24
Description