Configuring

#include "driver/ledc.h"

#define	MY_PWM_CHANNEL			LEDC_CHANNEL_0
#define	MY_PWM_MODE			LEDC_LOW_SPEED_MODE

	//--------------------------
	//----- SETUP LEDC PWM -----
	//--------------------------
	//Used for: 
	ledc_timer_config_t LedcTimer = {
		.speed_mode       = MY_PWM_MODE,
		.timer_num        = LEDC_TIMER_0,
		.duty_resolution  = LEDC_TIMER_13_BIT,		//Set duty resolution to 13 bits (0-8191)
		.freq_hz          = 2730,					//Frequency in Hz
		.clk_cfg          = LEDC_AUTO_CLK
	};
	ESP_ERROR_CHECK(ledc_timer_config(&LedcTimer));

	ledc_channel_config_t LedcChannel = {
		.speed_mode     = MY_PWM_MODE,
		.channel        = MY_PWM_CHANNEL,
		.timer_sel      = LEDC_TIMER_0,
		.intr_type      = LEDC_INTR_DISABLE,
		.gpio_num       = 8,						//<<<<<<<SET GPIO NUMBER<<<<<<<<<<<<<<<<<<<<<<<
		.duty           = 0, 						//Startup with 0% duty
		.hpoint         = 0
	};
	ESP_ERROR_CHECK(ledc_channel_config(&LedcChannel));

Set duty cycle

	//Set PWM Duty
	int TargetPwmDutyCycle = 4095;			//13bit resolution = 0-8191
	if (ledc_get_duty(MY_PWM_MODE, MY_PWM_CHANNEL) != TargetPwmDutyCycle)
	{
		ESP_ERROR_CHECK(ledc_set_duty(MY_PWM_MODE, MY_PWM_CHANNEL, TargetPwmDutyCycle));
		ESP_ERROR_CHECK(ledc_update_duty(MY_PWM_MODE, MY_PWM_CHANNEL));		//Update duty to apply the new value
	}