rampesLeds/Soft/STM32/Controle/Core/Src/PWM.c

/*
 * PWM.c
 *
 *  Created on: 14 janv. 2019
 *      Author: e_rcluze
 */

#include "PWM.h"
#include "Tab.h"
#include "tim.h"
#include "gpio.h"

extern Sortie tabSortie[10];
extern uint8_t gl_Stop;
extern uint8_t gl_Essai;

void PWMSetDutyCycle(uint8_t sortie, uint8_t pourcentage) {
	TIM_OC_InitTypeDef sConfigOC;

	sConfigOC.OCMode = TIM_OCMODE_PWM1;
	sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
	sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
	sConfigOC.Pulse = PourcentageToValue(pourcentage);
	//HAL_Delay(1);
	switch (sortie) {
	case 0:
		HAL_TIM_PWM_Stop(&htim2, TIM_CHANNEL_3);
		HAL_TIM_PWM_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_3);
		HAL_TIM_PWM_Start(&htim2, TIM_CHANNEL_3);
		break;
	case 1:
		HAL_TIM_PWM_Stop(&htim2, TIM_CHANNEL_4);
		HAL_TIM_PWM_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_4);
		HAL_TIM_PWM_Start(&htim2, TIM_CHANNEL_4);
		break;
	case 2:
		HAL_TIM_PWM_Stop(&htim3, TIM_CHANNEL_1);
		HAL_TIM_PWM_ConfigChannel(&htim3, &sConfigOC, TIM_CHANNEL_1);
		HAL_TIM_PWM_Start(&htim3, TIM_CHANNEL_1);
		break;
	case 3:
		HAL_TIM_PWM_Stop(&htim3, TIM_CHANNEL_2);
		HAL_TIM_PWM_ConfigChannel(&htim3, &sConfigOC, TIM_CHANNEL_2);
		HAL_TIM_PWM_Start(&htim3, TIM_CHANNEL_2);
		break;
	case 4:
		HAL_TIM_PWM_Stop(&htim3, TIM_CHANNEL_3);
		HAL_TIM_PWM_ConfigChannel(&htim3, &sConfigOC, TIM_CHANNEL_3);
		HAL_TIM_PWM_Start(&htim3, TIM_CHANNEL_3);
		break;
	case 5:
		HAL_TIM_PWM_Stop(&htim3, TIM_CHANNEL_4);
		HAL_TIM_PWM_ConfigChannel(&htim3, &sConfigOC, TIM_CHANNEL_4);
		HAL_TIM_PWM_Start(&htim3, TIM_CHANNEL_4);
		break;
	case 6:
		HAL_TIM_PWM_Stop(&htim4, TIM_CHANNEL_1);
		HAL_TIM_PWM_ConfigChannel(&htim4, &sConfigOC, TIM_CHANNEL_1);
		HAL_TIM_PWM_Start(&htim4, TIM_CHANNEL_1);
		break;
	case 7:
		HAL_TIM_PWM_Stop(&htim4, TIM_CHANNEL_2);
		HAL_TIM_PWM_ConfigChannel(&htim4, &sConfigOC, TIM_CHANNEL_2);
		HAL_TIM_PWM_Start(&htim4, TIM_CHANNEL_2);
		break;
	case 8:
		HAL_TIM_PWM_Stop(&htim4, TIM_CHANNEL_3);
		HAL_TIM_PWM_ConfigChannel(&htim4, &sConfigOC, TIM_CHANNEL_3);
		HAL_TIM_PWM_Start(&htim4, TIM_CHANNEL_3);
		break;
	case 9:
		HAL_TIM_PWM_Stop(&htim4, TIM_CHANNEL_4);
		HAL_TIM_PWM_ConfigChannel(&htim4, &sConfigOC, TIM_CHANNEL_4);
		HAL_TIM_PWM_Start(&htim4, TIM_CHANNEL_4);
		break;
	}
}

uint16_t PourcentageToValue(uint8_t val) {
	float t = ((100-val) * PWM_MAX) / 100; //Logic inverse (si 0 alors allumé si 1 alors eteint)
	return (uint16_t) t;
}

void GerePWM(uint16_t heure) {
	for(int i = 0; i<10;i++){
		if ((heure >= tabSortie[i].Demmarage) & (heure < tabSortie[i].Extinxtion)) {
			if (heure < tabSortie[i].Demmarage + tabSortie[i].Pente)
				PWMSetDutyCycle(i,PWMPourcentageAll(i,heure));
			else if(heure > tabSortie[i].Extinxtion - tabSortie[i].Pente)
				PWMSetDutyCycle(i,PWMPourcentageExt(i,heure));
			else
				PWMSetDutyCycle(i,tabSortie[i].PuissanceMax);
		} else
			PWMSetDutyCycle(i,0);
	}
}
void Stop(){
	for(int i = 0; i<10;i++){
		PWMSetDutyCycle(i,0);
	}
}

void Essai(){
	for(int i = 0; i<10;i++){
		PWMSetDutyCycle(i,tabSortie[i].PuissanceEssai);
	  }
}


uint8_t PWMPourcentageAll(uint8_t sortie, uint16_t heure) {
	 return (float)tabSortie[sortie].PuissanceMax / ((float)tabSortie[sortie].Pente / (float)(heure - tabSortie[sortie].Demmarage));
}

uint8_t PWMPourcentageExt(uint8_t sortie, uint16_t heure) {
	return tabSortie[sortie].PuissanceMax / (tabSortie[sortie].Pente / (tabSortie[sortie].Extinxtion - heure));
}