Sequence Input Instructions
3-3-5
OR: OR
Purpose
Ladder Symbol
Variations
Applicable Program Areas
Operand Specifications
Instruction
OR LD
AND LD
OUT
Takes a logical OR of the ON/OFF status of the specified operand bit and the
current execution condition.
Bus bar
Variations
Creates ON Each Cycle OR Result is ON
Creates ON Once for Upward Differentiation
Creates ON Once for Downward Differentiation
Immediate Refreshing Specification (See note.)
Combined
Refreshes Input Bit and Creates ON Once for
Variations
Upward Differentiation (See note.)
Refreshes Input Bit and Creates ON Once for
Downward Differentiation (See note.)
Note Immediate refreshing is not supported by CS1D CPU Units for Duplex-CPU
Systems.
Block program areas
OK
Area
CIO Area
Work Area
Holding Bit Area
Auxiliary Bit Area
Timer Area
Counter Area
Task Flag Area
Condition Flags
Clock Pulses
DM Area
EM Area without bank
EM Area with bank
Indirect DM/EM
addresses in binary
Indirect DM/EM
addresses in BCD
Constants
Data Registers
Operand
---
---
000006
Step program areas
OK
OK
OR bit operand
CIO 000000 to CIO 614315
W00000 to W51115
H00000 to H51115
A00000 to A95915
T0000 to T4095
C0000 to C4095
TK0000 to TK0031
ER, CY, N, OF, UF, >, =, <, >=, <>, <=, ON, OFF, AER
0.02 s, 0.1 s, 0.2 s, 1 s, 1 min
---
---
---
---
---
---
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Section 3-3
OR
@OR
%OR
!OR
!@OR
!%OR
Subroutines
Interrupt tasks
OK
169
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