What Is I/O Number?; Inputting And Outputting On/Off Data; I/O Number Notation - Mitsubishi Electric Q12DCCPU-V User Manual

7
I/O NUMBER ASSIGNMENT
7.4

What is I/O Number?

I/O numbers represent addresses that are used in user programs to perform the following:

(1) Inputting and outputting ON/OFF data

(2) I/O number notation

7
- 13 7.4 What is I/O Number?
• Inputting ON/OFF data into the C Controller module
• Outputting ON/OFF data from the C Controller module to the outside
Input (X) is used to input ON/OFF data to the C Controller module.
Output (Y) is used to output ON/OFF data from the C Controller module.
I/O numbers are expressed in hexadecimal notation.
When 16-point I/O modules are used, I/O numbers are consecutively assigned to
respective slots, each of which is
The following applies to each module.
• For an input module, "X" is prefixed to the I/O number.
• For an output module, "Y" is prefixed to the I/O number.
Power supply
module
Q12DCCPU-V
0 to F as shown in Figure 7.13.
For the case of input
module
0 0 0 0 1 0
X X
to to
X 0 0 F X 0 1 F
16 input 16 input
points points
C Controller module
Figure 7.13 Input and output numbers
Q06CCPU-V Q06CCPU-V-B
For the case of
output module
0 2 0 0 3 0 0 4 0
X Y Y
to to
to
X 0 2 F Y 0 3 F Y 0 4 F
16 input 16 output 16 output
points points points