Mitsubishi Electric MELSEC FX3U Programming Manual page 393

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
2. 32-bit operation (DPLSY)
A pulse train at the frequency [
.
D
Command
input
FNC 57
DPLSY
• Specify the frequency in [
- When special high speed output adapters are used
Allowable setting range: 1 to 200,000 (Hz)
- When the FX
Allowable setting range: 1 to 100,000 (Hz)
• Specify the generated pulse quantity in [
Allowable setting range: 1 to 2,147,483,647 (PLS)
• Specify the output (Y) number from which pulses are output in
Allowable setting range: Y000, Y001
Related devices
1. Instruction execution complete flag
The instruction execution complete flag M8029 used for PLSY instruction can be used also for other
instructions. When using other instructions, setting the M8029 flag to ON or OFF, or using two or more PLSY
instructions, make sure to use each M8029 flag just after an instruction to be monitored.
Device
Instruction execution
M8029
Command
input 1
FNC 57
PLSY
M8029
Command
input 2
FNC 57
DPLSY
M8029
+1,
S S
1 1
S S D
1 2
+1, ].
S S
1 1
/FX /FX PLC main unit is used
3G 3U 3UC
S
Name
ON: Generation of specified number of pulses is completed.
OFF: Generation of pulses is paused before the specified number of pulses is
complete
reached or the continuous pulse generation operation is stopped.
K1000 K0 Y000
K1000 K0 Y000
13 High Speed Processing – FNC 50 to FNC 59
] is output by the quantity [
[
S
2
D
+1, ].
S
2 2
.
D
→ For the method to output pulses without any limitation,
refer to the program example later.
→ For the instruction execution complete flag use method,
Description
Command
input 1
FNC 57
PLSY
Command
input 2
FNC 57
DPLSY
Command
input 1
M8029
Command
M8029
input 2
13.8 FNC 57 – PLSY / Pulse Y Output
+1, ] from the output (Y)
S S
2 2
]
+ 1, S Pulse quantity
2
[ S Frequency ]
+ 1,
S
1
1
refer to Subsection 6.5.2.
K1000 K0 Y000
K1000 K0 Y001
Changes by DPSLY
instruction corresponding to
the command input 2.
11
12
13
14
15
16
17
18
19
20
391