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🐛 Fix TFT backlight [STM32] (#23062)

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This commit is contained in:
Tanguy Pruvot
2021-11-04 18:04:04 +01:00
committed by Scott Lahteine
parent 89ec1c71f0
commit fd136d5501
6 changed files with 22 additions and 8 deletions
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14
Marlin/src/pins/stm32f1/pins_LONGER3D_LK.h
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@ -89,9 +89,17 @@
#define HEATER_BED_PIN PA8 // pin 67 (Hot Bed Mosfet)
#define FAN_PIN PA15 // pin 77 (4cm Fan)
#define FAN_SOFT_PWM // Required to avoid issues with heating or STLink
#define FAN_MIN_PWM 35 // Fan will not start in 1-30 range
#define FAN_MAX_PWM 255
#ifdef MAPLE_STM32F1
#define FAN_SOFT_PWM // Required to avoid issues with heating or STLink
#define FAN_MIN_PWM 35 // Fan will not start in 1-30 range
#define FAN_MAX_PWM 255
#else
#define FAST_PWM_FAN // STM32 Variant allow TIMER2 Hardware PWM
#define FAST_PWM_FAN_FREQUENCY 31400 // This frequency allow a good range, fan starts at 3%, half noise at 50%
#define NEEDS_HARDWARE_PWM 1
#define FAN_MIN_PWM 5
#define FAN_MAX_PWM 255
#endif
//#define BEEPER_PIN PD13 // pin 60 (Servo PWM output 5V/GND on Board V0G+) made for BL-Touch sensor
// Can drive a PC Buzzer, if connected between PWM and 5V pins