Call Statement - Hitachi SJ700-2 Series Instruction Manual

- Sample program (when Xw = 2)
U(00) = Xw
select U(00)
case 0
Yw = U(00)
case 1
Yw = U(00)
case 2
Yw = U(00)
case 4
Yw = U(00)
case else
Yw = 0
end select
Y(00) = 1

call statement

- Format
Format
call <subroutine name>
- Explanation
This instruction branches processing unconditionally to the subroutine specified by <subroutine name>.
After the subroutine is executed, processing proceeds to the instruction that follows the calling step.
- Sample program
entry
call SUB1
：
end
sub SUB1
：
Y(00) = 1
：
sub end
Sequence of execution
：(1)
：(2)
：(3)
：
：
：
：(4)
：(4)
：
：
：
：
：(5)
：(6)
Instruction to unconditionally branch to a subroutine
This instruction branches processing unconditionally to the subroutine
specified by <subroutine name>.
: Call subroutine "SUB1".
: Called subroutine
5 - 11
Chapter 5 Instruction Words
Description