![Omron CJ1G-CPUxx Instructions Manual Download Page 650](http://html1.mh-extra.com/html/omron/cj1g-cpuxx/cj1g-cpuxx_instructions-manual_742491650.webp)
629
Table Data Processing Instructions
Section 3-17
Examples
When CIO 000000 is ON in the following example, PUSH(632) copies the
content of D00200 to the stack beginning at D00000. In this case, the stack
pointer indicates D00007.
3-17-3 FIRST IN FIRST OUT: FIFO(633)
Purpose
Reads the first word of data written to the specified stack (the oldest data in
the stack).
Ladder Symbol
Variations
Applicable Program Areas
Last word
in stack
Stack
pointer
PC memory address
PC memory address
of last word in stack
Stack pointer
Write A.
Last word
in stack
PC memory address
PC memory address
of last word in stack
Stack pointer
A
After the data is written to
D00007, the stack pointer
is incremented by one.
TB: First stack address
D: Destination word
FIFO(633)
TB
D
Variations
Executed Each Cycle for ON Condition
FIFO(633)
Executed Once for Upward Differentiation
@FIFO(633)
Executed Once for Downward Differentiation Not supported.
Immediate Refreshing Specification
Not supported.
Block program areas
Step program areas
Subroutines
Interrupt tasks
OK
OK
OK
OK
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 ...