10
DEVICE EXPLANATION
10.11 Interrupt pointer (I)
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10.11 Interrupt pointer (I)
(1) Definition
Interrupt pointers are used as labels at the beginning of interrupt programs.
The interrupt pointers can be used in all running programs.
(2) Number of available interrupt pointer points
Table10.20 indicates the number of available interrupt pointer points.
Figure 10.90 Interrupt pointer
Table10.20 Number of available interrupt pointer points of each CPU module
CPU module
Number of points
Basic model QCPU
128 points (I0 to 127)
High Performance model QCPU
Process CPU
Redundant CPU
Universal model QCPU
256 points (I0 to 255)
Interrupt pointer (interrupt program label)
Interrupt program
IRET
I