Programming manual SCU-series
HB-37500-820-10-12F-EN SCU Programming manual
Page 248 of 252
Status: 19.03.2021
8.4. PLC processing
8.4.1. PLC commands
Operator
Operand
Description
LD
All input operands and all output
operands
Equals the current result to the operand
LD NOT
All input operands and all output
operands
Equals the current result to the operand and
inverts the operand
ST
Only output operands
Stores current result under the operand
address
AND
All inputoperands and all output
operands
Boolean AND
AND NOT
All input operands and all output
operands
Negated Boolean ANDD
OR
All input operands and all output
operands
Boolean OR
OR NOT
All input operands and all output
operands
Negated Boolean OR
XOR
All input operands and all output
operands
Boolsches Exklusiv ODER
NOT
All input operands and all output
operands
Inverts the value of the accumulator
S
PLC_FLAG in the output image
Sets FlipFlop
R
PLC_FLAG in the output image
FlipFlopreset
S1
All input operands and all output
operands
Sets operand to 1
R1
All input operands and all output
operands
Sets operand to 0
SQH
(MACRO_INFO)
Description of macro element
Operand field : 2 bytes for identification of
macro
SQC
(MACRO_CRC)
CRC of the preceding macro field
Operand field
1. Operand: CRC_LO ( 8 Bit )
2. Operand: CRC_HI ( 8 Bit )
INFO
Infobox
Operand field:
1. Operand: reserved free !
2. Operand: reserves free !