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G09 Exact stop, one block
Okuma OSP G-code · Mill
Makes the axes stop fully at the end of this block before the next block starts. Gives a sharp corner on one move.
Format
G09 G01 X Y F
Addresses
| Address | What it does |
|---|---|
X Y | End point |
F | Feed rate |
How it works
One shot. Active only in its own block.
Example program
O1000 (OKUMA MILL SAMPLE)
N1 G15 H1 (WORK COORDINATE SYSTEM 1)
N2 G00 G90 X0 Y0 S3000 M03 (CORNER START)
N3 G56 Z-.25 H1 (LENGTH OFFSET)
…
N1 G15 H1 (WORK COORDINATE SYSTEM 1)
N2 G00 G90 X0 Y0 S3000 M03 (CORNER START)
N3 G56 Z-.25 H1 (LENGTH OFFSET)
…
The full 6-line example is in the app. Example is in inch. Check offsets and clearances first.
Watch out for
- Use G61 instead if every block needs exact stop.
- It adds cycle time on every block where it is used.
Related codes
G09 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Fanuc | Exact stop, one block |
| Haas NGC | Exact stop, one block |
| Mitsubishi M70 M80 | Exact stop check, one block |
| Brother Speedio | Exact stop check |
| Siemens 840D 828D | Exact stop, one block |
| Fagor 8055 8065 | Arc defined by three points |
| Mach3 Mach4 | Exact stop, one block |
| Centroid CNC12 Acorn | Decelerate and stop, one block |
| Hurco WinMax (NC) | Exact stop, one block |
| Fadal | Decelerate with feed ramps, exact stop |
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