43 lines
1.3 KiB
C
43 lines
1.3 KiB
C
#include <stdio.h>
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#include "esp_err.h"
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#include "esp_log.h"
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#include "driver/ledc.h"
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#include "ledController.h"
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esp_err_t init_led_driver(led_disp_config_t configs[], uint8_t config_nb){
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ledc_timer_config_t ledc_timer = {
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.speed_mode = LEDC_LOW_SPEED_MODE,
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.timer_num = LEDC_TIMER_0,
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.duty_resolution = LEDC_TIMER_10_BIT,
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.freq_hz = 5000,
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.clk_cfg = LEDC_AUTO_CLK
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};
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ESP_ERROR_CHECK(ledc_timer_config(&ledc_timer));
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for(int i=0; i < config_nb; i++){
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ESP_LOGI("led setup", "conf n %i, gpio %i, duty %i", i, configs[i].output, configs[i].intensity);
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ledc_channel_config_t ledc_channel = {
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.speed_mode = LEDC_LOW_SPEED_MODE,
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.channel = i,
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.timer_sel = LEDC_TIMER_0,
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.intr_type = LEDC_INTR_DISABLE,
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.gpio_num = configs[i].output,
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.duty = configs[i].intensity,
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.hpoint = 0
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};
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ESP_ERROR_CHECK(ledc_channel_config(&ledc_channel));
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}
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return ESP_OK;
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}
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esp_err_t update_led_status(led_disp_config_t configs[], uint8_t config_nb, uint16_t co2){
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for(int i=0; i < config_nb; i++){
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uint16_t duty = (co2>configs[i].min && co2<configs[i].max)?configs[i].intensity:0;
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ESP_ERROR_CHECK(ledc_set_duty(LEDC_LOW_SPEED_MODE, i, duty));
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ESP_ERROR_CHECK(ledc_update_duty(LEDC_LOW_SPEED_MODE, i));
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}
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return ESP_OK;
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}
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