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Sharp JW-20FLT ユーザーズマニュアル

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15-28
Chapter 15: Appendix
15
[6] Status management of the FL-net
(1) Basic functions
Control parameters related to the network.
(2) Management data
 Network management table
[7] Control message sequence number of the FL-net
(1) Basic function
The control sequence number and version of sequence number for a message transmission.
(2) Sending control data
 Sending control data for message sequence number control
- "0xffffffff" is the hexadecimal notation for FFFFFFFF
(HEX)
.
(3) Received control data
 Received control data for message serial control
- "0xffffffff" is the hexadecimal notation for FFFFFFFF
(HEX)
.
Item
Number
of bytes
Description
Token latch node number
1 byte
Currently token staying node.
Minimum frame interval
1 byte
In units of 100 µsec.
Allowable refresh cycle time
2 bytes In units of 1 msec.
Measured refresh cycle time (current value)
2 bytes In units of 1 msec.
Measured refresh cycle time (maximum value)
2 bytes In units of 1 msec.
Measured refresh cycle time (minimum value)
2 bytes In units of 1 msec.
Item number
Number of bytes
Details
Version of sequence number
4 bytes
Version of sequence number for
the send message transmission.
Sequence number (1: N transfer) 4 bytes
0x1 to 0xffffffff
Sequence number (1: 1 transfer)
4 bytes x 256
0x1 to 0xffffffff
Item number
Number of bytes
Details
Version of sequence number
4 bytes
0x1 to 0xffffffff
Sequence number (1: 1 transfer)
4 bytes
: 0x1 to 0xffffffff
Sequence number (1: N transfer) 4 bytes
: 0x1 to 0xffffffff