
CC-LINK Network Communication
WUME-SCHG1C-4
4-50
4-10-3 Command sending procedure
Use this procedure to select a destination controller and send a command once only to that
controller.
There is a slight difference in the operation of read commands and write commands.
<Read command sending procedure>
This section explains the procedure for using the command transmission function to read con-
troller information.
The example of sending the get judgment value command “0x0010” (Read) to a master unit
and slave units 1 to 3 is shown below.
is only set when the operation mode is CC-Link
mode 1.
0x0000
0x0000
0x00000000
RX[7B] (*1)
Check remote ready flag
1
RX[0C]
Check command flag
RY[0C]
Command flag
2
RWw[00]
Set command request
sensor
RY[01]
Write flag
RWw[01]
Set command code
RY[00]
Send request flag
RY[10]
Page 1 settings
RX[00]
Check send done flag
RX[10]
Check page 1 settings
7
4
6
5
0x000F
0x0010
RWr[01]
Check command
response code
RWr[00]
Check command
response sensor
RWr[02] to [09]
Check sensor response data
11
10
0x000F
0x0010
Detected value (master unit + 3 slave units)
3
Read mode
RX[7A] (*2)
Check error status flag
RX[01]
Check error flag
9
8
When operation mode is CC-Link mode 1
12
14
13
Summary of Contents for SC-HG1-C
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Page 17: ...2 1 2 System Configuration 2 1 Communication unit system 2 2 2 2 Unit types 2 4 ...
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Page 107: ...5 1 5 Specifications 5 1 Specifications 5 2 5 2 Dimensions 5 3 ...
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Page 111: ...6 1 6 Warranty 6 1 When you purchase and use the product 6 2 ...
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