L9P_MODE: Put Input in Auto or Manual Mode
(Original Document)
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Naming
Name in LL984 Editor
Function Block Name
name of legacy 984 instruction
name in other tools and editors like:
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Function Description
The L9P_MODE DFB sets up a manual or automatic station for enabling and disabling data transfers to the next block. The DFB acts like a L9_BLKM procedure, moving a value to the output word.
In auto mode, the input is copied to the output. In manual mode, the output is overwritten by a user entry.
Representation
Parameters
Input Pin
Name
Data Type
Address Range
Meaning
Top
ENABLE
BOOL
–
ON = enables process control function
Node
Node Type
Name
Data Type
Address Range
Meaning
Middle
IN/OUT
PAR
ARRAY[1...8] OF UINT
%MW
see Parameter PAR below
Bottom
IN
LEN
UINT
8
length of parameter block (can not be changed)
Output Pin
Name
Data Type
Address Range
Meaning
Top
OUT
BOOL
–
ON = operation successful
Bottom
ERR
BOOL
–
ON = operation not successful
Parameter PAR
The data type of the parameter block is ARRAY[1...8] of UINT
Word
Content
Format
1, 2
input
REAL (Floating Point)
3
output status
UINT
4
input status
UINT
5, 6
manual input
REAL (Floating Point)
7, 8
output
REAL (Floating Point)
Output Status
Control Expert-IEC bits
Function
0...4
standard output bits (flags)
5
echo mode:
1 = manual mode
0 = auto mode
6...15
not used
Input Status
Control Expert-IEC bits
Function
0...10
not used
11
1 = manual mode
0 = auto mode
12...16
standard input bits (flags)