Counter: Cnt/Cntx(546) - Omron SYSMAC CJ - REFERENCE MANUAL 08-2008 Reference Manual

Timer and Counter Instructions
3-6-9

COUNTER: CNT/CNTX(546)

Purpose
Ladder Symbol
Variations
Applicable Program Areas
Operands
Operand Specifications
CNT/CNTX(546) operates a decrementing counter. The setting range 0 to
9,999 for CNT and 0 to 65,535 for CNTX(546).
BCD
Count input
CNT
Reset input
Binary
Count input
CNTX(546)
Reset input
Variations Executed Each Cycle for ON Condition
Executed Once for Upward Differentiation
Executed Once for Downward Differentiation Not supported.
Immediate Refreshing Specification
Block program areas
Not allowed OK
N: Counter Number
The counter number must be between 0000 and 4095 (decimal).
S: Set Value
Data
BCD #0000 to #9999
Binary &0 to &65535 (decimal)
#0000 to #FFFF (hex)
Area
CIO Area ---
Work Area ---
Holding Bit Area ---
Auxiliary Bit ---
Area
Timer Area ---
Counter Area 0000 to 4095 (decimal)
DM Area ---
EM Area with- ---
out bank
EM Area with ---
bank
N: Counter number
N
S: Set value
S
N N: Counter number
S: Set value
S
Step program areas Subroutines
OK
Range
N
CIO 0000 to CIO 6143
W000 to W511
H000 to H511
A000 to A959
T0000 to T4095
C0000 to C4095
D00000 to D32767
E00000 to E32767
En_00000 to En_32767
(n = 0 to C)
Section 3-6
CNT/
CNTX(546)
Not supported.
Not supported.
Interrupt tasks
OK
S
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