Omron CJ - INSTRUCTIONS

1075
3. Instructions
CS/CJ/NSJ Series Instructions Reference Manual (W474)
Block Programming Instructions
3
CNTW/CNTWX
CNTW/CNTWX
Applicable Program Areas
*1 CNTW(814)/CNTWX(818) must be used in block programming regions even within subroutines and interrupt tasks.
Operands
N: Timer Number
BCD: 0 to 4095 (decimal)
Binary: 0 to 4095 (decimal)
SV: Set Value
BCD: #0000 to #9999 (BCD)
Binary: &0 to &65535 (decimal)
#0000 to #FFFF (hex)
z Operand Specifications
*1 CJ2 CPU Units only.
Flags
Instruction Mnemonic Variations
Function
code
Function
COUNTER WAIT
CNTW --- 814
Delays execution of the rest of the block program
until the specified count has been achieved.
CNTWX --- 818
Symbol
BCD Binary
Area
Function block
definitions
Block program areas Step program areas Subroutines Interrupt tasks
SFC action or transition
programs
Usage Not allowed OK OK
OK*
1
OK*
1
Not allowed
Operand Description Data type Size
N Counter Number COUNTER 1
SSet Value WORD 1
I Count input BOOL 1
Area
Word addresses
Indirect DM/EM
addresses
Con-
stants
Registers Flags
Pulse
bits
TR
bits
CIO WR HR AR T C DM EM
@DM
@EM
*DM
*EM
DR IR
Indirect
using IR
TK CF
N --- --- --- --- ---
OK
--- --- --- --- --- ---
---
OK --- --- ---
---
S
OK OK OK OK OK
OK OK OK OK OK OK
I
OK*
1
OK*
1
--- --- --- --- OK OK OK OK
Name Label Operation
Error Flag P_ER • ON if CNTW(814)/CNTWX(818) is not in a block program.
• ON if an indirect IR designation is used for N in BCD mode and the address is not for a counter
present value.
• ON if SV is not BCD when BCD mode is set.
• OFF in all other cases.
N
SV
I
SV: Set value
I: Count input
N: Counter number
CNTW(814)
N
SV
I
SV: Set value
I: Count input
N: Counter number
CNTWX(818)