bissen21/Marlin_Firmware
1
0
Fork 0
Code Issues Pull Requests Projects Releases 4 Wiki Activity

Move FAST_PWM_FAN code to HALs (#13491)

Browse Source
This commit is contained in:
Chris Pepper
2019-03-26 06:03:23 +00:00
committed by Scott Lahteine
parent 263f8edff8
commit ffc2c2d7c5
18 changed files with 369 additions and 284 deletions
Download Patch File Download Diff File Expand all files Collapse all files

19
Marlin/src/HAL/HAL_AVR/HAL.h
View File

@ -372,3 +372,22 @@ inline void HAL_adc_init(void) {
// AVR compatibility
#define strtof strtod
/**
* set_pwm_frequency
* Sets the frequency of the timer corresponding to the provided pin
* as close as possible to the provided desired frequency. Internally
* calculates the required waveform generation mode, prescaler and
* resolution values required and sets the timer registers accordingly.
* NOTE that the frequency is applied to all pins on the timer (Ex OC3A, OC3B and OC3B)
* NOTE that there are limitations, particularly if using TIMER2. (see Configuration_adv.h -> FAST FAN PWM Settings)
*/
void set_pwm_frequency(const pin_t pin, int f_desired);
/**
* set_pwm_duty
* Sets the PWM duty cycle of the provided pin to the provided value
* Optionally allows inverting the duty cycle [default = false]
* Optionally allows changing the maximum size of the provided value to enable finer PWM duty control [default = 255]
*/
void set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t v_size=255, const bool invert=false);