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1.3 Creating a Program
1.3.1 Prior knowledge for creating a program
(1) Device and constants
Devices and constants, such as shown below, are used for creating a program.
( Page 334, CHAPTER 4)
(2) Concept of I/O numbers
I/O numbers are automatically assigned.
Users can also assign I/O numbers according to their purposes. ( Page 52, Section 2.2)
(3) Program configuration
A main routine program, subroutine program, ( Page 69, Section 2.4.3), and interrupt program
( Page 82, Section 2.9) can be included in a program.
Power
supply
module
CPU
module
Input
module
Output
module
Empty
X0000
to
X003F
Y0040
to
Y007F
64
points
64
points
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