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174
Present Position Preset
Section 6-6
6-6
Present Position Preset
PRESENT POSITION PRESET changes the present position to any value.
6-6-1
Outline of Operation
When the PRESENT POSITION PRESET Bit is turned ON, the present posi-
tion is changed to the value set in the operating data area. During present
position preset, the Busy Flag will be ON (1 cycle min.). The Busy Flag turns
OFF to indicate that preset operation has been completed. After this, the ori-
gin is established. If the present position is changed to “0,” then that position
will become the origin.
6-6-2
Beginning Words of Memory Areas
The beginning words of the operating memory area, operating data area, and
common parameter area used for a Position Control Unit (PCU) are deter-
mined (or set) according to the following.
• Beginning word of the operating memory area, n = CIO 2000 + 10
×
unit
number
• Beginning word of the common parameter area, m = 100
×
unit
number
• Beginning word of the operating data area, l, is specified in m and m+1.
Set the beginning words of the operating data area and designate the axis
parameters used with the common parameters as shown below.
6-6-3
Operating Memory Area Allocation and Operating Data Area
Settings
Operating Memory Area
Word
Name
Bit
Reference
m
Operating data
area designation
00 to 15
SECTION 4
m+1
Beginning word of
operating data area
00 to 15
m+2
Axis parameter
designation
00 to 15
Name
Model
Operating memory area
Bit
Details
X axis Y axis Z axis U axis
PRESENT
POSITION
PRESET
NC4
@
3
NC2
@
3
NC1
@
3
n
n
n
n+2
n+2
n+4
n+6
08
No Origin
Flag
NC4
@
3
NC2
@
3
NC1
@
3
n+8
n+4
n+2
n+11
n+7
n+14
n+17
06
1: No origin
0: Origin established
Busy Flag
13
1: Busy
: Start present position preset
Содержание CJ1W-C113 - REV 02-2008
Страница 1: ...Position Control Units Cat No W397 E1 07 SYSMAC CJ1W NC113 213 413 133 233 433 OPERATION MANUAL ...
Страница 2: ...CJ1W NC113 213 413 133 233 433 Position Control Units Operation Manual Revised February 2008 ...
Страница 3: ...iv ...
Страница 13: ...xiv ...
Страница 15: ...xvi ...
Страница 19: ...xx ...
Страница 27: ...xxviii Conformance to EC Directives 6 ...
Страница 43: ...16 Control System Principles Section 1 7 ...
Страница 47: ...20 Basic Procedures Section 2 ...
Страница 139: ...112 Examples of Parameter Settings Section 4 9 ...
Страница 173: ...146 Transferring Data with CX Position Section 5 7 ...
Страница 223: ...196 Sample Program Section 7 7 ...
Страница 259: ...232 Sample Program Section 8 10 ...
Страница 293: ...266 Easy Backup Function Ver 2 0 or later Section 9 11 ...
Страница 369: ...342 Reading Error Information with CX Position Section 11 8 ...
Страница 385: ...358 Common Parameter Area Appendix C ...
Страница 399: ...372 Parameter Coding Sheets Appendix E ...