Differentiate Up/Down: Difu(013) And Difd(014) - Omron SYSMAC CJ - REFERENCE MANUAL 08-2008 Reference Manual

Sequence Output Instructions
3-4-4

DIFFERENTIATE UP/DOWN: DIFU(013) and DIFD(014)

Purpose
Ladder Symbols
Variations
Applicable Program Areas
Operand Specifications
DIFU(013) turns the designated bit ON for one cycle when the execution con-
dition goes from OFF to ON (rising edge).
DIFD(014) turns the designated bit ON for one cycle when the execution con-
dition goes from ON to OFF (falling edge).
DIFU(013)
B
DIFD(014)
B
Variations Executed Each Cycle for ON Condition
Executed Once for Upward Differentiation
Executed Once for Downward Differentiation Not supported
Immediate Refreshing Specification (See note.)
Note Immediate refreshing is not supported by CS1D CPU Units.
Variations Executed Each Cycle for ON Condition
Executed Once for Upward Differentiation
Executed Once for Downward Differentiation Not supported
Immediate Refreshing Specification (See note.)
Note Immediate refreshing is not supported by CS1D CPU Units.
Block program areas
Not allowed
Area
CIO Area
Work Area
Holding Bit Area
Auxiliary Bit Area
Timer Area
Counter Area
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
B: Bit
B: Bit
Step program areas Subroutines
OK OK
CIO 000000 to CIO 614315
W00000 to W51115
H00000 to H51115
A44800 to A95915
---
---
---
---
---
---
---
---
---
Section 3-4
Not supported
DIFU(013)
!DIFU(013)
Not supported
DIFD(014)
!DIFD(014)
Interrupt tasks
OK
B
193