Basics of SCADA / HMI scripting.
Number of SCADA / HMI devevlopment softwares are available in markert nowadays . The basics of scripting is same irrespective of manufacturer .
I would like to give some brief idea about scripting.
Different types of Data types used in SCADA/HMI Scripting
Arithmetic operators used in SCADA / HMI scripting
% Modulus Division
Relational operators used in SCADA/ HMI Scripting
== IS EQUAL TO
< Less than
= Greater than or equal to
<= Less than or equal to
!= Not equal to
Measn Variable = Expression
Flow Control Statement used in SCADA / HMI Scripting
IF - THEN statement
FOR NEXT loop
Used to execute a list of statements a given number of satement
Sysntax for FOR - NEXT Statement
FOR = TO
/* Statement lsit goes here */
FOr x = 1 TO 10 STEP 2
Print X // Print odd numbers
IF - THEN
IF statement is true it will execute the expression 1
Else it will execute expression 2.
THEN B= C
Used to get out of a FOR NEXT or WHILE loop immediately
Used to stop a script
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