Basic Information: Printer Model: Voron Switchwire MCU / Printerboard: BTT SKR 1.4 Turbo Host / SBC Raspberry Pi 4 klippy.log klippy (2).zip (89.9 KB) Klipper Host MCU: hardware_pwm: true Fails on Raspberry Pi GPIO What Im attempting to do. Use hardware_pwm to make a passive buzzer play si…

I could have sworn I had followed that to the T. It kept failing. Course I just retried it because I had a doubt if in all my testing, I did fully follow it. It now works. Current config should anyone be curious. [mcu host] serial: /tmp/klipper_host_mcu [output_pin r2_buzzer] pin: host:pwmch…

Thank you for you help, and redirecting me to what I should have already seen!

Klipper Host MCU fails to initialize hardware PWM on Raspberry Pi GPIO

General Discussion

Sineos July 29, 2025, 7:59pm 2

Did you follow Optional: Hardware PWM?

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Klipper Host MCU fails to initialize hardware PWM on Raspberry Pi GPIO

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