Omron CS1G/H-CPUxxH Instructions Manual page 255

Timer and Counter Instructions
3-6-8 REVERSIBLE COUNTER: CNTR(012)/CNTRX(548)
Purpose
Ladder Symbol
Variations
Applicable Program Areas
Operands
234
CNTR(012)/CNTRX(548) operates a reversible counter.
BCD
Increment input
Decrement input
Reset input
Binary
Increment input
Decrement input
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)
First Cycle Flag
(A20011)
CNTR(012)
N
S
CNTRX(548)
N
S
Step program areas Subroutines
OK
Range
Section 3-6
N: Counter number
S: Set value
N: Counter number
S: Set value
CNTR(012)/
CNTRX(548)
Not supported.
Not supported.
Interrupt tasks
OK