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5-6
Section
Communications Commands
88
8 of the ID Tag, provided that pages 2, 5, 8, and 13 the ID Tag are set to write
protection.
1, 2, 3...
1. The following setting is required to set the write protection on pages 1 and 6.
Pages 1 and 6
designated
Fixed to 0
Binary display
Hexadecimal
display
2. The following setting is required to release the write protection on pages 16
and 21.
Pages 5 and 8
designated
Fixed to 0
Binary display
Hexadecimal
display
3. The following diagram shows the command (text portion shown) sent from
the host.
W P 1 0 0 0 0 0 0 8 4 0 0 0 0 0 2 4 0
Write protection
is set
Write protection
is released
4. Pages 1, 2, 6, and 13 are write-protected. Therefore, the following response
(text portion shown) is returned.
0 W P 0 0 0 0 0 0 4 0 8 C
Write protection settings
Pages 1, 2, 6,
and 13
Fixed to 0
Binary display
Hexadecimal
display
If it is necessary to check the write protect data only, send the following com-
mand (text portion shown) without designating the data on setting or releasing
write protection.
W P 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Write protection
is set
Write protection
is released
5-6-12 MASTER/SLAVE SWITCH: MS
The Controller’s DIP switch can be set so that the sync setting is made from the
host (SW3–2 OFF, SW3–3 ON, and SW3–4 ON). When DIP switch SW3 is set
this way, the MASTER/SLAVE SWITCH command can be used to switch the
Controller’s communications sync setting.
See Communications Sync Setting on page 39 for details on setting SW3.
Command Frame Structure
STX
Node No.
Command
code
MS
ETX
BCC
MS setting
information
1
2
2
3
1
1
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