Omron CP - PROGRAMMING MANUAL 05-2007 Programming Manual page 1027

Block Programming Instructions
Operand bits
CIO 0.01 CIO 0.02
OFF Any status
ON OFF
ON ON
ON ON
994
3. If CIO 0.03 is OFF after "B" is executed, the rest of the block program will
not be executed until CIO 0.03 turns ON. When CIO 0.03 turns ON, "C" will
be executed and the execution process will be repeated.
0.00
0.01
0.02
0.03
The following table shown the relationship between the operand bits and block
program execution.
CIO 0.03 First cycle CIO 0.00 is
ON
Any status Nothing executed.
Any status "A" executed.
OFF "A" and "B" executed.
ON "A," "B," and "C" exe-
cuted.
As shown in this example, WAIT(805) and WAIT(805) NOT can be used to
progressively execute steps within a block program.
0.01
0.02
0.03
CIO 0.01
CIO 0.01
ON and
OFF
CIO 0.02
0
OFF
Program execution
Next cycle
Nothing executed; wait-
ing for CIO 0.01.
Waiting for CIO 0.02.
Waiting for CIO 0.03.
"A," "B," and "C" exe-
cuted.
Section 3-30
CIO 0.01
ON,
CIO 0.01,
CIO 0.02
CIO 0.02,
ON and
and
CIO 0.03
CIO 0.03
OFF
ON
Following cycles
When CIO 0.01 turns
ON "A" is executed and
the status of CIO 0.02 is
checked.
When CIO 0.02 turns
ON "B" is executed and
the status of CIO 0.03 is
checked.
When CIO 0.03 turns
ON "C" is executed