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⚡️ PWM for ESP32 I2S expander (#24193)

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This commit is contained in:
John Robertson
2022-06-04 07:26:08 +01:00
committed by GitHub
parent d08223429b
commit ca06c6eab9
14 changed files with 104 additions and 46 deletions
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5
Marlin/Configuration_adv.h
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@@ -3592,7 +3592,10 @@
#if ENABLED(SPINDLE_LASER_USE_PWM)
#define SPINDLE_LASER_PWM_INVERT false // Set to "true" if the speed/power goes up when you want it to go slower
#define SPINDLE_LASER_FREQUENCY 2500 // (Hz) Spindle/laser frequency (only on supported HALs: AVR, ESP32, and LPC)
#endif
// ESP32: If SPINDLE_LASER_PWM_PIN is onboard then <=78125Hz. For I2S expander
// the frequency determines the PWM resolution. 2500Hz = 0-100, 977Hz = 0-255, ...
// (250000 / SPINDLE_LASER_FREQUENCY) = max value.
#endif
//#define AIR_EVACUATION // Cutter Vacuum / Laser Blower motor control with G-codes M10-M11
#if ENABLED(AIR_EVACUATION)