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Timer and Counter Instructions
Section 3-6
3-6-8
REVERSIBLE COUNTER: CNTR(012)/CNTRX(548)
Purpose
CNTR(012)/CNTRX(548) operates a reversible counter.
Ladder Symbol
BCD
Binary
Variations
Applicable Program Areas
Operands
N: Counter Number
The counter number must be between 0000 and 4095 (decimal).
S: Set Value
First Cycle Flag
(A20011)
N: Counter number
S: Set value
CNTR(012)
N
S
Increment input
Reset input
Decrement input
N: Counter number
S: Set value
CNTRX(548)
N
S
Increment input
Reset input
Decrement input
Variations
Executed Each Cycle for ON Condition
CNTR(012)/
CNTRX(548)
Executed Once for Upward Differentiation
Not supported.
Executed Once for Downward Differentiation Not supported.
Immediate Refreshing Specification
Not supported.
Block program areas
Step program areas
Subroutines
Interrupt tasks
Not allowed
OK
OK
OK
Data
Range
BCD
#0000 to #9999
Binary
&0 to &65535 (decimal)
#0000 to #FFFF (hex)
Summary of Contents for CJ1G-CPUxx
Page 3: ...iv N o t i c e ...
Page 5: ...vi ...
Page 21: ...xxii Conformance to EC Directives 6 ...
Page 35: ......
Page 1131: ...1110 CJ series Instruction Execution Times and Number of Steps Section 4 2 ...