PlantCtrl/esp32test/Esp32DeepSleepTest/src/main.cpp

58 lines
2.2 KiB
C++
Raw Normal View History

2020-09-12 16:47:58 +02:00
#include <Arduino.h>
2021-07-21 21:23:58 +02:00
#include "driver/pcnt.h"
2020-09-12 16:47:58 +02:00
2022-04-02 22:10:31 +02:00
#define PWM_FREQ 50000
#define PWM_BITS 8
#define OUTPUT_SENSOR 14
#define SENSOR_PLANT 17
2020-10-09 20:45:47 +02:00
2021-07-21 21:23:58 +02:00
int16_t pulses = 0;
int16_t pulses2 = 0;
2020-10-09 19:29:28 +02:00
2022-04-02 22:10:31 +02:00
int plantId = 0;
2020-09-12 16:47:58 +02:00
void setup() {
2020-10-14 17:10:55 +02:00
Serial.begin(115200);
2020-10-09 19:29:28 +02:00
pinMode(OUTPUT_SENSOR, OUTPUT);
2020-09-12 16:47:58 +02:00
2022-04-02 22:10:31 +02:00
ledcSetup(plantId, PWM_FREQ, PWM_BITS);
ledcAttachPin(SENSOR_PLANT, plantId);
ledcWrite(plantId, plantId);
pinMode(SENSOR_PLANT, INPUT);
2020-09-12 16:47:58 +02:00
2022-04-02 22:10:31 +02:00
pcnt_config_t pcnt_config = { }; // Instancia PCNT config
pcnt_unit_t unit = (pcnt_unit_t)(PCNT_UNIT_0 + plantId);
pcnt_config.pulse_gpio_num = SENSOR_PLANT; // Configura GPIO para entrada dos pulsos
2021-07-21 21:23:58 +02:00
pcnt_config.ctrl_gpio_num = PCNT_PIN_NOT_USED; // Configura GPIO para controle da contagem
2022-04-02 22:10:31 +02:00
pcnt_config.unit = unit; // Unidade de contagem PCNT - 0
2021-07-21 21:23:58 +02:00
pcnt_config.channel = PCNT_CHANNEL_0; // Canal de contagem PCNT - 0
pcnt_config.counter_h_lim = INT16_MAX; // Limite maximo de contagem - 20000
pcnt_config.pos_mode = PCNT_COUNT_INC; // Incrementa contagem na subida do pulso
pcnt_config.neg_mode = PCNT_COUNT_DIS; // Incrementa contagem na descida do pulso
pcnt_config.lctrl_mode = PCNT_MODE_KEEP; // PCNT - modo lctrl desabilitado
pcnt_config.hctrl_mode = PCNT_MODE_KEEP; // PCNT - modo hctrl - se HIGH conta incrementando
pcnt_unit_config(&pcnt_config); // Configura o contador PCNT
2021-02-04 23:52:54 +01:00
2020-10-09 19:29:28 +02:00
2021-07-21 21:23:58 +02:00
pcnt_counter_pause(PCNT_UNIT_0); // Pausa o contador PCNT
pcnt_counter_clear(PCNT_UNIT_0); // Zera o contador PCNT
2021-01-31 00:14:15 +01:00
2021-07-21 21:23:58 +02:00
digitalWrite(OUTPUT_SENSOR, HIGH);
2022-04-02 22:10:31 +02:00
Serial.println("Nodemcu ESP32 Start done");
2021-01-30 23:28:15 +01:00
}
2020-10-09 19:29:28 +02:00
2021-02-04 23:52:54 +01:00
void loop() {
2021-07-21 21:23:58 +02:00
pcnt_counter_resume(PCNT_UNIT_0);
delay(500);
pcnt_counter_pause(PCNT_UNIT_0);
pcnt_get_counter_value(PCNT_UNIT_0, &pulses);
pcnt_counter_clear(PCNT_UNIT_0);
Serial.println(pulses*2);
2020-09-12 16:47:58 +02:00
}