Dlnk - Omron CJ - REFERENCE MANUAL 02-2010 Reference Manual

DLNK

Instruction
CPU BUS UNIT I/O REFRESH
Symbol
Applicable Program Areas
Function block
Area
definitions
Usage OK
Operands
Operand
N Unit number
N: Unit number
Specifies the CPU Bus Unit's unit number (0000 to 000F hex or 0 to 15 decimal).
Operand Specifications
Word addresses
Area
CIO WR HR
N OK OK OK
Flags
Name
Error Flag
Equals Flag
CS/CJ/NSJ Series Instructions Reference Manual (W474)
Mnemonic Variations
DLNK @DLNK
Block program areas Step program areas
OK OK
Description
Indirect DM/EM
@DM
AR T C DM EM
@EM
OK OK OK OK OK OK
Label
P_ER • ON if the specified unit number is not between 0000 and 000F hex (between 0 and 15 decimal).
• ON if the PLC does not have a CPU Bus Unit with the specified unit number.
• With the CS1D CPU Units: ON if the active and standby CPU Units could not be synchronized.
• OFF in all other cases.
P_EQ • OFF if the I/O refreshing could not be performed because the CPU Bus Unit was refreshing data.
• OFF if there was a CPU Bus Unit Error or CPU Bus Unit Setup Error in the specified CPU Bus Unit.
• OFF if DLNK(226) was executed in an interrupt task, there was a conflict with regular I/O refreshing,
and overlapping refreshing occurred.
• ON if the I/O refreshing was completed normally.
Function
code
Performs I/O refreshing immediately for the CPU
226
Bus Unit with the specified unit number.
DLNK
DLNK(226)
N: Unit number
N
Subroutines
OK
Data type
UINT
Registers
addresses
Con-
stants
*DM
DR
*EM
OK OK
OK
Operation
3. Instructions
Function
SFC action or
Interrupt tasks
transition programs
OK OK
Size
1
Flags
Pulse
bits
Indirect
IR TK CF
using IR
--- OK --- --- ---
3
TR
bits
---
781