464
7 APPLICATION INSTRUCTIONS
7.6 Structure Creation Instructions
■Incorrect operation example
The following example shows the operation performed when D0 is specified for FD0 in the subroutine program and D1 is used
in the subroutine program.
[Program example]
[Operation performed after subroutine program execution]
*1 Stores the execution result of the subroutine program.
*2 Replaced by the value of the function device.
*3 D1 does not reflect the value of the function device.
■Correct operation example
The following example shows the operation performed when D0 is specified for FD0 in the subroutine program and D4 is used
in the subroutine program.
[Program example]
D0
D3
D2
D1
0
1000
100
10
D0
D3
D2
D1
0
1000
100
10
0
1000
100
10
D0
D3
D2
D1
33
*2
1000
*2
100
*2
110
*3
D0
D3
D2
D1
0
1000
100
1
*1
33
*1
1000
100
110
*1
FD0 FD0 FD0 FD0
Immediately after the execution
of CALL instruction
Indefinite
Indefinite
Indefinite
Indefinite
Indefinite
Indefinite
Indefinite
Indefinite
Transfer
Transfer
After the execution
of RET instruction
Before the execution
of subroutine program
At the time of subroutine
program execution
To Next Page
Loading...
