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Real-Time 3D Graphics Simulation for Computer Numerical Control
| G20 INCH UNITS | |
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N_ G20 |
| The G20 command defaults the system to inch units. When a program is being run and the G20 command is encountered, all coordinates are stated as inch units. This command is usually found at the beginning of a program. However, it can be used to switch between inch and metric units while the middle of a program. | |
| Example G20 | |
| % | (PROGRAM START FLAG) |
| :1020 | |
| N5 G90 | |
| N10 G20 G40 | |
| N15 T0101 | |
| N20 M03 | |
| N25 G00 Z0.1 | |
| N30 X0.5 | |
| N35 G01 Z0 F0.015 | |
| N40 G03 X1 Z-0.25 I0 K-0.25 | |
| N45 G00 X4 Z3 | |
| N50 T0100 M05 | |
| N55 M30 |