3. CC-Link Communication Function
[SMF-2008-A]
– 3-5 –
Table 3.8. Writing command code (RWwn+2) list
Code
No.
Item/Function
Written data
designation
RWwn+3 RWwn+4
0021h
Automatic operation
number
0 (fixed) -
0029h Parameter setting
Lower 16 bits of parameter
set value
Upper 16 bits of parameter
set value
0030h Point table initialization Table number initialized 0 (fixed) -
0031h Parameter initialization 999 0 (fixed) -
Operation mode switching (0021h)
The mode is switched to the operation mode designated with written data.
The switchable modes and set values are as shown in the following.
Table 3.9. Switchable operation mode list
Operation mode
Parameter setting (0029h)
The set value of the parameter designated with the parameter number (RWwn+5) is rewritten to
the value of written data.
Written data are integer values only.
As for a parameter with a decimal value, set a value multiplied by 100 or 10,000.
For details, refer to the “Parameter list” on page 3-6.
Point table initialization (0030h)
Point tables designated with written data are initialized.
When the written data are 999, all point tables including shared tables are initialized.
The value after initialization is as shown in the following.
Table 3.10. Point tables after initialization
Type Instruction
A code/P code F code
Parameter initialization (0031h)
The set values of all parameters are initialized.
Parameter 61 (station number and baud rate setting) is not targeted.