User`s manual

7-41
(5) Each command (and response)
Starting here, each of the 39 commands (page 7-37) (and responses) is described, one at a time.
Note: Be mode 0 (write prohibited), at power ON.
Note: In order to prevent inadvertent accident, set the mode to "mode 0" (write prohibited) while
not writing data.
■ EWR (Set write mode)
■ SWE (Read out write mode status)
Data
Function
Command
Response
Execution
condition
Example
for use
Communication format
Read out current write mode status.
0: Mode 0 .... Write prohibited for all memories
1: Mode 1 .... Write enable only for data memory
2: Mode 2 .... Write enable for all memories
Read out write mode status of PLC06. (Response time: 10 ms)
Command
Response
Write mode
Mode 0, Mode 1, Mode 2
Sum check
code
Station
number
Response
time
Sum check code
Station
number
Response
time
Mode 0
Sum check code
Station
number
Response
time
Sum check code
Station
number
Response
time
Mode 2
Stop, does not stop the data written by a HLT command
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
A
D
A
D
(H) (L)
R
I
WS
E?
(H) (L)
S
C
S
C
C
R
A
D
A
D
(H) (L)
R
I
WS
E#
(H) (L)
S
C
S
C
C
R
Data
Data
Function
Command
Response
Execution
condition
Example
for use
Communication format
Read out current write mode status.
0: Mode 0 .... Write prohibited for all memories
1: Mode 1 .... Write enable only for data memory
2: Mode 2 .... Write enable for all memories
Set PLC22 to the mode 2 (enable to write all the memory).
(Response time: 40 ms)
Command
Response
Write mode
Mode 0, Mode 1, Mode 2
Stop, does not stop the data written by a HLT command
A
D
A
D
(H) (L)
R
I
WE
R
?
(H) (L)
S
C
S
C
C
R
A
D
A
D
(H) (L)
R
I
WE
R#
(H) (L)
S
C
S
C
C
R
Data
06?1SWE3B
06#1SWE027
C
R
C
R
22?4EWR209
22#4EWR57
C
R
C
R