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7 Applied Instructions (Program Flow)
7.5 DI / Disable Interrupt
120
FXCPU Structured Programming Manual
[Basic & Applied Instruction]
7.5
DI / Disable Interrupt
Outline
This instruction disables interrupts after interrupts were enabled by EI instruction.
1. Format and operation, execution form
2. Set data
3. Applicable devices
Function and operation explanation
DI instruction is the independent type, and does not require command (drive) contact.
Cautions
Interrupts (requests) generated after DI instruction are processed after EI instruction is executed.
FX
3U(C)
FX
3G(C)
FX
3S
FX
2N(C)
FX
1N(C)
FX
1S
FX
U
/FX
2C
FX
0N
FX
0(S)
Instruction 
name
Operation
Execution 
form
Expression in each language
Structured ladder/FBD
ST
DI
16 bits
Continuous
DI(EN);
Variable
Description
Data type
Input
variable
EN
Execution condition
Always TRUE
Output
variable
ENO
Execution state
Bit
Operand 
type
Bit Devices
Word Devices
Others
System User
Digit Specification
System 
User
Special 
Unit
Index
Constant
Real 
Number
Character 
String
Pointer
X Y M T C S D
.b KnX KnY KnM KnS T C D R U
\G
V Z Modifier K
H
E
"
"
P
-
No target device is available.
DI
EN
ENO