2-41
Section 2 Programming Languages
2-3-3 SPF Original FCTs
(1) Disable interrupt TASK_DI
This FB is used to disable interrupt of a task. Specify a task level (0 to 4, 10 to 19) for which interrupt is disabled by a bit pattern.
1) Symbol
3) Function
• Set ON the bit position of the task level (0 to 4, 10 to 19) for which interrupt is disabled by WORD-type data of “LEVEL.”
Interrupt is disabled for the corresponding task.
•
The interrupt disabled state of each task is output.
• Even if the bit of WORD-type data of “LEVEL” is turned from ON to OFF, the interrupt disabled state continues. To enable
interrupt, use the “TASK_EI” instruction.
TASK_DI
WORD
WORD
LEVEL
2) Description of FCT terminals
Parameter
Data type
Description
LEVEL
WORD
Specify the bit position of the target task level. (ON: Disable, OFF: No operation)
* Set ON the bit position. of a task for which interrupt is disabled (0 to 4 or 10).
You can set ON multiple bit positions
Interrupt is disabled only for the task of the specified bit.
Output value
WORD
Interrupt disabled state (ON: Disabled, OFF: Enabled)
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Task level 0
Task level 1
Task level 2
Task level 3
Task level 4
Common to task levels 10 to 19
f
Bit address
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Task level 0
Task level 1
Task level 2
Task level 3
Task level 4
Common to task levels 10 to 19
f
Bit address
