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55 lines
1.8 KiB
Markdown
55 lines
1.8 KiB
Markdown
---
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layout: post
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title: "Poor man's CNC plotter"
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date: 2019-12-24 15:36:20 +0100
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comments: true
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categories:
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---
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Initial GRBL settings:
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````
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$0 = 10 (Step pulse time, microseconds)
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$1 = 25 (Step idle delay, milliseconds)
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$2 = 0 (Step pulse invert, mask)
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$3 = 0 (Step direction invert, mask)
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$4 = 0 (Invert step enable pin, boolean)
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$5 = 0 (Invert limit pins, boolean)
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$6 = 0 (Invert probe pin, boolean)
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$10 = 1 (Status report options, mask)
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$11 = 0.010 (Junction deviation, millimeters)
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$12 = 0.002 (Arc tolerance, millimeters)
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$13 = 0 (Report in inches, boolean)
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$20 = 0 (Soft limits enable, boolean)
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$21 = 0 (Hard limits enable, boolean)
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$22 = 0 (Homing cycle enable, boolean)
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$23 = 0 (Homing direction invert, mask)
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$24 = 25.000 (Homing locate feed rate, mm/min)
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$25 = 500.000 (Homing search seek rate, mm/min)
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$26 = 250 (Homing switch debounce delay, milliseconds)
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$27 = 1.000 (Homing switch pull-off distance, millimeters)
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$30 = 255 (Maximum spindle speed, RPM)
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$31 = 1 (Minimum spindle speed, RPM)
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$32 = 0 (Laser-mode enable, boolean)
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$100 = 6.700 (X-axis travel resolution, step/mm)
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$101 = 8.000 (Y-axis travel resolution, step/mm)
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$102 = 250.000 (Z-axis travel resolution, step/mm)
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$110 = 4000.000 (X-axis maximum rate, mm/min)
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$111 = 4000.000 (Y-axis maximum rate, mm/min)
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$112 = 500.000 (Z-axis maximum rate, mm/min)
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$120 = 500.000 (X-axis acceleration, mm/sec^2)
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$121 = 500.000 (Y-axis acceleration, mm/sec^2)
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$122 = 10.000 (Z-axis acceleration, mm/sec^2)
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$130 = 40.000 (X-axis maximum travel, millimeters)
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$131 = 30.000 (Y-axis maximum travel, millimeters)
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$132 = 200.000 (Z-axis maximum travel, millimeters)
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````
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Switch to 16x micro-stepping:
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````
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>>> $100=107.2
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ok
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>>> $101=128
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ok
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````
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