Filter
Top Products
5 - 14
MELSEC-
A
5 DATA USED FOR POSITIONING CONTROL
5.1.8 Types and roles of control data
Several controls are carried out as necessary when using the positioning system.
(When the power is turned ON, the default values of the data used for control are set.
However, these values can be set with the sequence program when necessary.)
The items that can be controlled are shown below.
Controlling the system data
Sets the clock data in the D75P2, and reads/writes the "positioning data". (System
control data
Cd.1 to Cd.10 )
Controlling the operation
Makes settings related to the operation, and controls the speed change during
operation, and stops/restarts the operation. (Axis control data
Cd.11 to
Cd.36
)
However,
Cd.11
to
Cd.20
,
Cd.22
,
Cd.24
and
Cd.25
must not be used.
(1) Controlling the system data
Setting the D75P2 clock data
Control details Corresponding item
Set the item (hour)
Cd.1
Clock data setting (hour)
Set the item (minute, second)
Cd.2
Clock data setting (minute, second)
Write the data set in
Cd.1
and
Cd.2
into the D75P2
Cd.3
Clock data writing
Reading/writing the positioning data
Control details Corresponding item
Set the "axis" in which the positioning data subject to reading or
writing is set
Cd.4
Target axis
Set the "positioning data No." subject to reading or writing
Cd.5
Positioning data No.
When writing the data, designate which "positioning data" that has
been read in to write
Cd.6
Write pattern
Request writing or reading
Cd.7
Read/write request
Temporarily store the read data
* This buffer memory is used as the storage area.
Cd.8
Read/write positioning data I/F
Write the data in the OS area to the flash ROM
Cd.9
Flash ROM write request
Initialize the parameters
Cd.10
Parameter initialization request