Справочник Пользователя для Mitsubishi Electronics FXCPU
20 Applied Instructions (Positioning Control)
20.2 DVIT / Interrupt Positioning
520
FXCPU Structured Programming Manual
[Basic & Applied Instruction]
20.2
DVIT / Interrupt Positioning
Outline
This instruction executes one-speed interrupt inching.
→ As for explanation of the instruction, see the positioning control manual.
→ As for cautions of use of high speed output special adapter, see the positioning control manual.
1. Format and operation, execution form
2. Set data
3. Applicable devices
S: Refer to "Cautions".
Function and operation explanation
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
DVIT
16 bits
Continuous
DVIT(EN,s1,s2,d1,d2);
DDVIT
32 bits
Continuous
DDVIT(EN,s1,s2,d1,d2);
Variable
Description
Data type
16-bit
operation
32-bit
operation
Input
variable
variable
EN
Execution condition
Bit
Number of output pulses after interrupt (relative address)
ANY16
ANY32
Output pulse frequency
ANY16
ANY32
Output
variable
variable
ENO
Execution state
Bit
Device for issuing pulse (Y)
Bit
Device of rotating direction signal
Bit
Operand
type
Bit Devices
Word Devices
Others
System user
Digit designation
System
user
Special
unit
Index
Cons
tant
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
z
z
z
z z z z z
z
z
z z
z
z
z
z z z z z
z
z
z z
S1
z
S2
z
z
S3
z
DVIT
EN
s1
s1
ENO
d1
d2
d2
s2
DDVIT
EN
s1
s1
ENO
d1
d2
d2
s2
DVIT
EN
s1
ENO
d1
d2
s2
Device of rotating direction signal
Command
input
input
Number of output pulses after interrupt
Output pulse frequency
Device for issuing pulse (Y)
DDVIT
EN
s1
ENO
d1
d2
s2
Command
input
input
Output pulse frequency
Number of output pulses after interrupt
Device of rotating direction signal
Device for issuing pulse (Y)