Command Reference
EXT_INT
Table explanation
Group
Interrupt
Syntax
EXT_INT <Priority> <Input_Number> <Edge>
Op. Code
138
Modes
Program
Description
This command indicates the beginning of an interrupt service
routine and is used for interrupts that are conditional on the
value of external inputs.
See section
4.11.7.1, EXT_INT.
Priority
Specifies the interrupt number, from 0 to 7.
Serial
1 U
Input_Number
Specifies on which user input, from 0 to 6,
the interrupt is conditional.
Serial
1 U
Syntax
Arguments
Edge
Specifies how the interrupt is triggered:
Condition Code
Rising: By the input value
changing from 0 to 1.
0
Falling: By the input value
changing from 1 to 0.
1
Both: By the input
changing from 0 to 1 or
from 1 to 0.
2
Serial
1 U
Example
SET_VAR Interrupt_mask 1
MOVE_D 655360 –1
SET_OUTPUT 1 OFF
END
EXT_INT 0 1 Rising
SET_OUTPUT 1 ON
INT_RETURN –1
106
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