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Laser Coolant Flow Meter / Safety Shutdown (#21431)

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Co-authored-by: Scott Lahteine <thinkyhead@users.noreply.github.com>
This commit is contained in:
Mike La Spina
2021-03-29 01:41:56 -05:00
committed by GitHub
parent 8f509b0ae0
commit ccdbffbf3f
20 changed files with 512 additions and 173 deletions
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15
Marlin/Configuration_adv.h
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@@ -204,6 +204,20 @@
#endif
#endif
//
// Laser Coolant Flow Meter
//
//#define LASER_COOLANT_FLOW_METER
#if ENABLED(LASER_COOLANT_FLOW_METER)
#define FLOWMETER_PIN 20 // Requires an external interrupt-enabled pin (e.g., RAMPS 2,3,18,19,20,21)
#define FLOWMETER_PPL 5880 // (pulses/liter) Flow meter pulses-per-liter on the input pin
#define FLOWMETER_INTERVAL 1000 // (ms) Flow rate calculation interval in milliseconds
#define FLOWMETER_SAFETY // Prevent running the laser without the minimum flow rate set below
#if ENABLED(FLOWMETER_SAFETY)
#define FLOWMETER_MIN_LITERS_PER_MINUTE 1.5 // (liters/min) Minimum flow required when enabled
#endif
#endif
/**
* Thermal Protection provides additional protection to your printer from damage
* and fire. Marlin always includes safe min and max temperature ranges which
@@ -1539,6 +1553,7 @@
#define STATUS_CHAMBER_ANIM // Use a second bitmap to indicate chamber heating
//#define STATUS_CUTTER_ANIM // Use a second bitmap to indicate spindle / laser active
//#define STATUS_COOLER_ANIM // Use a second bitmap to indicate laser cooling
//#define STATUS_FLOWMETER_ANIM // Use multiple bitmaps to indicate coolant flow
//#define STATUS_ALT_BED_BITMAP // Use the alternative bed bitmap
//#define STATUS_ALT_FAN_BITMAP // Use the alternative fan bitmap
//#define STATUS_FAN_FRAMES 3 // :[0,1,2,3,4] Number of fan animation frames