Guides
Haas VPS to G-Code: What the Templates Write For You
Haas VPS turns fill-in templates into ordinary G-code programs. What the system covers, what the output teaches, and why reading it stays your job.
Lawrence Arya··4 min
Code reference
HAL vs G-Code Pins in LinuxCNC: Two Layers, Not One
HAL wires the machine's hardware; G-code commands its motion. They meet at named signals, and confusing the two layers is the classic LinuxCNC beginner trap.
Lawrence Arya··4 min
Guides
Harvey Tool Speeds and Feeds to G-Code: Chart to Program
Harvey Tool publishes real per-tool cutting data. Translating a chart row into S and F words takes two formulas and three checks: the full worked path.
Lawrence Arya··5 min
Code reference
Heidenhain Klartext vs DIN G-Code: One Control, Two Languages
Heidenhain controls speak two languages: Klartext, the typed dialogue format, and DIN/ISO G-code. What each is, which jobs favor which, and what transfers.
Lawrence Arya··4 min
Guides
How Does a CNC Machine Read Code Step by Step?
A CNC control reads one block at a time: parse the words, update modal state, plan the motion ahead, then drive the servos. The full pipeline, demystified.
Lawrence Arya··5 min
Guides
How Much More Does a CNC Programmer Make Than an Operator?
The programmer-operator pay gap is real but variable: it reflects responsibility and scarcity, not a fixed number. What drives it, and how to climb it.
Lawrence Arya··5 min
Guides
How to Add Comments in G-Code: Parentheses, Semicolons, Rules
G-code comments come in two styles: parentheses mid-line and semicolon-to-end-of-line, with dialect rules, no nesting, and a few traps worth knowing.
Lawrence Arya··4 min
Guides
Clearing a Fanuc G-Code Macro Alarm on Night Shift
A macro alarm is a message your own shop wrote: a programmer put that check there deliberately. How to read it, what is safe alone at 3 a.m., what waits.
Lawrence Arya··5 min
Guides
How to Edit G-Code Manually at the Controller: The Safe Way
Editing at the machine is a real skill with a fixed procedure: find the block, understand it in context, change one thing, verify before running. Step by step.
Lawrence Arya··4 min
Guides
How to Edit G-Code on a Touchscreen CNC Without Misery
Touchscreen G-code editing is fine for one-word fixes and miserable for everything else. The decision rule, the techniques, and the USB workflow that wins.
Lawrence Arya··4 min
Guides
How to Find X and Y Coordinates for a Bolt Hole Circle in G-Code
A bolt hole circle is sine and cosine around a center: X = center + radius times cosine of the angle, Y = center + radius times sine. The formula and a worked set.
Lawrence Arya··4 min
Guides
How to Fix a Cross-Threaded Part With G-Code: The Honest Path
Most cross-threaded parts are scrap, and knowing why takes one paragraph. For the salvageable cases, the thread pickup procedure is the real answer.
Lawrence Arya··5 min