void app_main()
{
int ch;
/*
* Prepare and set configuration of timers
* that will be used by LED Controller
*/
ledc_timer_config_t ledc_timer = {
.duty_resolution = LEDC_TIMER_13_BIT, // resolution of PWM duty
.freq_hz = 5000, // frequency of PWM signal
.speed_mode = LEDC_HS_MODE, // timer mode
.timer_num = LEDC_HS_TIMER // timer index
};
// Set configuration of timer0 for high speed channels
ledc_timer_config(&ledc_timer);
// Prepare and set configuration of timer1 for low speed channels
ledc_timer.speed_mode = LEDC_LS_MODE;
ledc_timer.timer_num = LEDC_LS_TIMER;
ledc_timer_config(&ledc_timer);
/*
* Prepare individual configuration
* for each channel of LED Controller
* by selecting:
* - controller's channel number
* - output duty cycle, set initially to 0
* - GPIO number where LED is connected to
* - speed mode, either high or low
* - timer servicing selected channel
* Note: if different channels use one timer,
* then frequency and bit_num of these channels
* will be the same
*/
ledc_channel_config_t ledc_channel[LEDC_TEST_CH_NUM] = {
{
.channel = LEDC_HS_CH0_CHANNEL,
.duty = 0,
.gpio_num = LEDC_HS_CH0_GPIO,
.speed_mode = LEDC_HS_MODE,
.timer_sel = LEDC_HS_TIMER
},
{
.channel = LEDC_HS_CH1_CHANNEL,
.duty = 0,
.gpio_num = LEDC_HS_CH1_GPIO,
.speed_mode = LEDC_HS_MODE,
.timer_sel = LEDC_HS_TIMER
},
{
.channel = LEDC_LS_CH2_CHANNEL,
.duty = 0,
.gpio_num = LEDC_LS_CH2_GPIO,
.speed_mode = LEDC_LS_MODE,
.timer_sel = LEDC_LS_TIMER
},
{
.channel = LEDC_LS_CH3_CHANNEL,
/**
* 板载rgb灯初始化
* @param[in] timer_config :填充驱动rgb所需要的定时器相关参数
* @param[in] channel_config :填充rgb对应的gpio以及选择相对应的PWM口驱动等参数
* @param[in] rgb_led_counts :rgb灯的个数,即对应控制的rgb灯需要多少个gpio口
* @retval
* - ESP_OK
* - 其他错误
* @par 修改日志
* Ver0.0.1:
Helon_Chan, 2018/06/24, 初始化版本\n
*/
esp_err_t rgb_init(ledc_timer_config_t *timer_config, ledc_channel_config_t *channel_config, uint8_t rgb_led_counts)
{
esp_err_t err_code;
if ((timer_config == NULL) || (channel_config == NULL) || (rgb_led_counts == 0))
{
ESP_LOGI("rgb_init", "ERR_INVALID_ARG is %d\n", ESP_ERR_INVALID_ARG);
err_code = ESP_ERR_INVALID_ARG;
return err_code;
}
/* 保存用户填充的时间和通道参数 */
gs_m_lec_timer_config = timer_config;
gs_m_ledc_channel_config = channel_config;
/* 设置驱动RGB的PWM相关参数 */
err_code = ledc_timer_config(timer_config);
if(err_code != ESP_OK)
{
ESP_LOGI("rgb_init", "ledc_timer_config fail,reason is %d\n", err_code);
return err_code;
}
/* 根据rgb的个数配置 */
for (uint8_t i = 0; i < rgb_led_counts; i++)
{
ledc_channel_config_t *s_ledc_channel_config = (ledc_channel_config_t *)(channel_config + i);
err_code = ledc_channel_config(s_ledc_channel_config);
if (err_code != ESP_OK)
{
ESP_LOGI("rgb_init", "ledc_channel_config fail,reason is %d\n", err_code);
return err_code;
}
err_code = ledc_stop(s_ledc_channel_config->speed_mode,
s_ledc_channel_config->channel,
1);
if (err_code != ESP_OK)
{
ESP_LOGI("rgb_init", "ledc_stop fail,reason is %d\n", err_code);
return err_code;
}
}
/* 初始化fade服务 */
err_code = ledc_fade_func_install(0);
if(err_code != ESP_OK)
{
ESP_LOGI("rgb_init", "ledc_fade_func_install fail,reason is %d\n", err_code);
return err_code;
}
return err_code;
}
void pwm_configure(int pin)
{
//Configure timer for PWM
ledc_timer_config_t timer_conf;
timer_conf.bit_num = LEDC_TIMER_15_BIT;
timer_conf.freq_hz = 50; //50 = 20ms
timer_conf.speed_mode = LEDC_HIGH_SPEED_MODE;
timer_conf.timer_num = LEDC_TIMER_0;
ledc_timer_config(&timer_conf);
//Set a LEDC channel for PWM
ledc_channel_config_t ledc_conf;
ledc_conf.channel = LEDC_CHANNEL_0;
ledc_conf.duty = 3276;
ledc_conf.gpio_num = pin;
ledc_conf.intr_type = LEDC_INTR_DISABLE;
ledc_conf.speed_mode = LEDC_HIGH_SPEED_MODE;
ledc_conf.timer_sel = LEDC_TIMER_0;
ledc_channel_config(&ledc_conf);
}
/*******************************************************
* Function Definitions
*******************************************************/
esp_err_t mesh_light_init(void)
{
if (s_light_inited == true) {
return ESP_OK;
}
s_light_inited = true;
ledc_timer_config_t ledc_timer = {
.bit_num = LEDC_TIMER_13_BIT,
.freq_hz = 5000,
.speed_mode = LEDC_HIGH_SPEED_MODE,
.timer_num = LEDC_TIMER_0
};
ledc_timer_config(&ledc_timer);
ledc_channel_config_t ledc_channel = {
.channel = LEDC_CHANNEL_0,
.duty = 100,
.gpio_num = LEDC_IO_0,
.intr_type = LEDC_INTR_FADE_END,
.speed_mode = LEDC_HIGH_SPEED_MODE,
.timer_sel = LEDC_TIMER_0
};
ledc_channel_config(&ledc_channel);
ledc_channel.channel = LEDC_CHANNEL_1;
ledc_channel.gpio_num = LEDC_IO_1;
ledc_channel_config(&ledc_channel);
ledc_channel.channel = LEDC_CHANNEL_2;
ledc_channel.gpio_num = LEDC_IO_2;
ledc_channel_config(&ledc_channel);
ledc_channel.channel = LEDC_CHANNEL_3;
ledc_channel.gpio_num = LEDC_IO_3;
ledc_channel_config(&ledc_channel);
ledc_fade_func_install(0);
mesh_light_set(MESH_LIGHT_INIT);
return ESP_OK;
}
esp_err_t mesh_light_set(int color)
{
switch (color) {
case MESH_LIGHT_RED:
/* Red */
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_0, 3000);
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_1, 0);
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_2, 0);
break;
case MESH_LIGHT_GREEN:
/* Green */
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_0, 0);
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_1, 3000);
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_2, 0);
break;
case MESH_LIGHT_BLUE:
/* Blue */
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_0, 0);
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_1, 0);
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_2, 3000);
break;
case MESH_LIGHT_YELLOW:
/* Yellow */
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_0, 3000);
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_1, 3000);
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_2, 0);
break;
case MESH_LIGHT_PINK:
/* Pink */
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_0, 3000);
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_1, 0);
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_2, 3000);
break;
case MESH_LIGHT_INIT:
/* can't say */
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_0, 0);
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_1, 3000);
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_2, 3000);
break;
case MESH_LIGHT_WARNING:
/* warning */
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_0, 3000);
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_1, 3000);
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_2, 3000);
break;
default:
/* off */
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_0, 0);
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_1, 0);
ledc_set_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_2, 0);
}
ledc_update_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_0);
ledc_update_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_1);
ledc_update_duty(LEDC_HIGH_SPEED_MODE, LEDC_CHANNEL_2);
return ESP_OK;
}
void mesh_connected_indicator(int layer)
{
switch (layer) {
case 1:
mesh_light_set(MESH_LIGHT_PINK);
break;
case 2:
mesh_light_set(MESH_LIGHT_YELLOW);
break;
case 3:
mesh_light_set(MESH_LIGHT_RED);
break;
case 4:
mesh_light_set(MESH_LIGHT_BLUE);
break;
case 5:
mesh_light_set(MESH_LIGHT_GREEN);
break;
case 6:
mesh_light_set(MESH_LIGHT_WARNING);
break;
default:
mesh_light_set(0);
}
}
void mesh_disconnected_indicator(void)
{
mesh_light_set(MESH_LIGHT_WARNING);
}
esp_err_t mesh_light_process(mesh_addr_t *from, uint8_t *buf, uint16_t len)
{
mesh_light_ctl_t *in = (mesh_light_ctl_t *) buf;
if (!from || !buf || len < sizeof(mesh_light_ctl_t)) {
return ESP_FAIL;
}
if (in->token_id != MESH_TOKEN_ID || in->token_value != MESH_TOKEN_VALUE) {
return ESP_FAIL;
}
if (in->cmd == MESH_CONTROL_CMD) {
if (in->on) {
mesh_connected_indicator(esp_mesh_get_layer());
} else {
mesh_light_set(0);
}
}
return ESP_OK;
}
