flexi-bot/docs/marlin/_gcode/G033.md

tag	title	brief	author	contrib	since	requires	group	codes	parameters	notes	examples
g033	Delta Auto Calibration	Calibrate various Delta parameters	LVD-AC	thinkyhead	1.1.0	DELTA_AUTO_CALIBRATION	calibration delta	G33	tag optional description values C true If omitted iterations stop at best achievable precision. If set iterations will stop at the set precision. type float tag optional description values E true Engage the probe for each point. type bool tag optional description values F true Run ("force") this number of iterations and take the best result. type tag int 1-30 tag optional description values P true Number of probe points. If not specified, uses DELTA_CALIBRATION_DEFAULT_POINTS type int tag description 0 Normalize end-stops and tower angle corrections only (no probing). tag description 1 Probe center and set height only. tag description 2 Probe center and towers. Set height, endstops, and delta radius. tag description 3 Probe all positions - center, towers and opposite towers. Set all. tag description 4-10 Probe all positions with intermediate locations, averaging them. tag optional description values T true Disable tower angle corrections calibration (`P3`-`P7`) type bool tag optional description values V true Set the verbose level type int tag description 0 Dry run, no calibration tag description 1 Report settings tag description 2 Report settings and probe results tag description 3 Report settings, probe results, and calibration results default 1 tag optional since description values O true 2.0.9.2 Probe at probe-offset-relative positions instead of the required kinematic points. type bool tag optional since description values R true 2.0.9.2 Temporarily reduce the size of the probe grid by the specified amount. type float		pre code Default (Verbose 1) G33 > G33 Auto Calibrate > Checking... AC > .Height:295.00 Ex:+0.00 Ey:+0.00 Ez:+0.00 Radius:100.00 > .Tower angle : Tx:+0.00 Ty:+0.00 Tz:+0.00 > Iteration : 01 std dev:2.665 > .Height:297.85 Ex:-0.18 Ey:-0.13 Ez:+0.00 Radius:100.68 > .Tower angle : Tx:-0.05 Ty:+0.08 Tz:+0.00 > Iteration : 02 std dev:0.128 > .Height:297.77 Ex:-0.19 Ey:-0.09 Ez:+0.00 Radius:100.80 > .Tower angle : Tx:-0.07 Ty:+0.15 Tz:+0.00 > Iteration : 03 std dev:0.025 > .Height:297.78 Ex:-0.17 Ey:-0.09 Ez:+0.00 Radius:100.78 > .Tower angle : Tx:-0.09 Ty:+0.20 Tz:+0.00 > Iteration : 04 std dev:0.022 > .Height:297.80 Ex:-0.14 Ey:-0.07 Ez:+0.00 Radius:100.79 > .Tower angle : Tx:-0.10 Ty:+0.22 Tz:+0.00 > Iteration : 05 std dev:0.019 > .Height:297.81 Ex:-0.13 Ey:-0.06 Ez:+0.00 Radius:100.80 > .Tower angle : Tx:-0.10 Ty:+0.25 Tz:+0.00 > Calibration OK rolling back. > .Height:297.80 Ex:-0.14 Ey:-0.07 Ez:+0.00 Radius:100.79 > .Tower angle : Tx:-0.10 Ty:+0.22 Tz:+0.00 > Save with M500 and/or copy to Configuration.h pre code Verbose 2 G33 V2 > G33 Auto Calibrate > Checking... AC > .Height:297.80 Ex:-0.14 Ey:-0.07 Ez:+0.00 Radius:100.79 > .Tower angle : Tx:-0.10 Ty:+0.22 Tz:+0.00 > . c:+0.01 x:+0.06 y:+0.04 z:+0.01 > . yz:-0.02 zx:-0.01 xy:+0.01 > Iteration : 01 std dev:0.028 > .Height:297.81 Ex:-0.10 Ey:-0.04 Ez:+0.00 Radius:100.81 > .Tower angle : Tx:-0.10 Ty:+0.24 Tz:+0.00 > . c:-0.03 x:-0.01 y:-0.02 z:-0.03 > . yz:-0.05 zx:-0.05 xy:-0.06 > Calibration OK rolling back. > .Height:297.80 Ex:-0.14 Ey:-0.07 Ez:+0.00 Radius:100.79 > .Tower angle : Tx:-0.10 Ty:+0.22 Tz:+0.00 > Save with M500 and/or copy to Configuration.h pre code Using `V0` for Dry Run with no calibration. G33 V0 > G33 Auto Calibrate > Checking... AC (DRY-RUN) > .Height:295.00 Ex:+0.00 Ey:+0.00 Ez:+0.00 Radius:100.00 > .Tower angle : Tx:+0.00 Ty:+0.00 Tz:+0.00 > . c:-2.86 x:-2.68 y:-2.62 z:-2.56 > . yz:-2.55 zx:-2.61 xy:-2.78 > End DRY-RUN std dev:2.668 pre code Using the `T` flag for no tower angles. G33 T > G33 Auto Calibrate > Checking... AC > .Height:297.79 Ex:-0.13 Ey:-0.06 Ez:+0.00 Radius:100.83 > Iteration : 01 std dev:0.024 > .Height:297.82 Ex:-0.09 Ey:-0.05 Ez:+0.00 Radius:100.82 > Calibration OK rolling back. > .Height:297.79 Ex:-0.13 Ey:-0.06 Ez:+0.00 Radius:100.83 > Save with M500 and/or copy to Configuration.h pre code Use a single point (`P1`) to check the height. G33 P1 > G33 Auto Calibrate > Checking... AC > .Height:297.79 > Calibration OK > .Height:297.80 > Save with M500 and/or copy to Configuration.h

With the G33 command you can:

• Probe a circular grid of points,
• Calibrate Delta Height,
• Calibrate endstops,
• Calibrate Delta Radius, and
• Calibrate Tower Angles.