G-code is pre-parsed by the computer and converted to values that are sent to the PIC, as described in the Communication section. The limited set of G-code commands listed in Table 4-1 are supported.
| Command | Argument | Description |
|---|---|---|
| G0 | — | Go Full Speed |
| G1 | — | Use Linear Movement |
| G17 | — | Use XY Plane |
| G20 | — | Use inches |
| G21 | — | Use millimeters |
| G28 | — | Home command |
| G90 | — | Use absolute positions |
| G91 | — | Use relative positions |
| F | Units/second | Set federate (speed) |
| X | Units | Travel in x axis |
| Y | Units | Travel in y axis |
| Z | 0/1 |
Raise/Lower tool |