Example Of A Start Program For High-Level Positioning Control - Mitsubishi Electric MELSEC-Q Series User Manual

10.6.2 Example of a start program for high-level positioning control

Setting item
[Cd.3] Positioning start No.
Positioning starting
[Cd.4]
point No.
(Note): Refer to Section 5.7 "List of control data" for details on the setting details.
Signal name
PLC READY signal
READY signal
All axis servo ON
Synchronization flag
Interface
Axis stop signal
signal
Start complete signal
BUSY signal
Error detection signal
M code ON signal
Forced stop input signal
Stop signal
External
signal
Upper limit (FLS)
Lower limit (RLS)
The following shows an example of a start program for high-level positioning control in
which the 1st point "block start data" of axis 1 is started. (The block No. is regarded as
"7000".)
Control data that require setting
The following control data must be set to execute high-level positioning control.
The setting is carried out using a sequence program.
Setting
value
Set "7000" to indicate control using "block
7000
start data".
Set the point No. of the "block start data" to
1
be started.
Start conditions
The following conditions must be fulfilled when starting the control. The required
conditions must also be integrated into the sequence program, and configured so
the control does not start unless the conditions are fulfilled.
ON PLC CPU preparation completed
ON QD77GF preparation completed
ON All axis servo ON
ON
OFF Axis stop signal is OFF
OFF Start complete signal is OFF
OFF BUSY signal is OFF
OFF There is no error
OFF M code ON signal is OFF
ON There is no forced stop input
OFF Stop signal is OFF
ON Within limit range
ON Within limit range
Chapter 10 High-Level Positioning Control
Setting details
Signal state
QD77GF buffer memory
The access is possible.
10 - 23
Buffer memory address
4300+100n
4301+100n
n: Axis No.-1
Device
Y0
X0
Y1
X1
[Cd.180] Axis stop
[Md.31] Status: b14
X10 to X1F
[Md.31] Status: b13
[Md.31] Status: b12
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