Allen-Bradley ControlLogix 1756 - Entering Structured Text

Publication 1756-RM084F-EN-P - July 2002
6-4 Entering Structured Text Logic
Entering Structured Text
The following tables lists each structured text instruction and function.
For more details, see one of these manuals:
Instruction Type: Documents:
General, sequential
instruction
Logix5000 Controllers General Instructions Set Reference Manual , publication 1756-RM003
Process control or drives
instruction
Logix5000 Controllers Process Control and Drives Instructions Set Reference Manual , publication 1756-RM006
Motion instruction
Logix5000 Controllers Motion Instructions Set Reference Manual, publication 1756-RM007
Instruction: Neutral text format:
ABL
ABL( Channel,SerialPortControl );
ABS
dest := ABS( source );
ACB
ACB( Channel,SerialPortControl );
ACL
ACL( Channel,ClearSerialPortRead,ClearSerialPortWrite );
ACOS
dest := ACOS( source );
ADD
dest := sourceA + sourceB ;
AHL
AHL( Channel,ANDMask,ORMask,SerialPortControl );
ALM
ALM( ALM_tag );
AND
dest := sourceA & sourceB ;
dest := sourceA AND sourceB ;
ARD
ARD( Channel,Destination,SerialPortControl );
ARL
ARL( Channel,Destination,SerialPortControl );
ASIN
dest := ASIN( source );
ATAN
dest := ATAN( source );
AWA
AWA( Channel,Source,SerialPortControl );
AWT
AWT( Channel,Source,SerialPortControl );
BAND
IF operandA AND operandB THEN
<
statement >;
ENDIF;
BNOT
IF NOT operand THEN
<
statements >;
ENDIF;
BOR
IF operandA OR operandB THEN
<
statements >;
ENDIF;
BTDT
BTD( BTDT_tag );
BXOR
IF operandA XOR operandB THEN
<
statements >;
ENDIF;