208
Description of FINS Commands Section 6-3
Function
Writes multiple ITEMs in a single function block.
Command format
1) Parameter type
Specify function block addresses 0 to 999 within the range 0 to 03E7 Hex.
2) Number of ITEMs
Specify the number of ITEMs to write in the specified function block.
3) Write start address
Specify ITEM numbers 0 to 999 in the function block specified by parameter
type within the range 0 to 03E7 Hex.
Specifiable ITEMs are all ITEMs in all function blocks excluding the sequence
commands (ITEM011 onwards) in the Step Ladder Program block (Block
Model 301).
4) Data length
Specify the number of bytes to write.
Set the data length according to the ITEM to be written to.
Note For details of the data length of each ITEM, refer to the rightmost
column “Data length (bytes)” in the ITEM Lists in Section 2 Descrip-
tion of Function Blocks in the Function Block Reference Manual.
5) Write data
Data to be written to ITEMs in the specified function block
Note Specify the write start address, data length and write data for the
number of ITEMs.
Response format
When all ITEMs to be written can be written, and all ITEMs have been written
successfully, this shall be regarded as a normal completion.
WRITE MULTIPLE ITEMS FROM FUNCTION BLOCK Command code
02 41
Data format Command code Parameter
type
(block
address)
Number of
ITEMs
Write start
address
Data
length
(byte)
Write data * repeated
02 Hex 41 Hex
Data length
(bytes)
1 1 2 2 2 1 --- ---
∗
Data format Command code Response code
02 Hex 41 Hex MRES SRES
Data length
(bytes)
1111