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58 lines
1.8 KiB
C++
58 lines
1.8 KiB
C++
#pragma once
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#include "esphome/components/sensor/sensor.h"
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#include "esphome/core/component.h"
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#include "esphome/core/hal.h"
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#include "esphome/core/helpers.h"
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namespace esphome {
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namespace pulse_meter {
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class PulseMeterSensor : public sensor::Sensor, public Component {
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public:
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enum InternalFilterMode {
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FILTER_EDGE = 0,
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FILTER_PULSE,
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};
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void set_pin(InternalGPIOPin *pin) { this->pin_ = pin; }
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void set_filter_us(uint32_t filter) { this->filter_us_ = filter; }
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void set_filter_mode(InternalFilterMode mode) { this->filter_mode_ = mode; }
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void set_timeout_us(uint32_t timeout) { this->timeout_us_ = timeout; }
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void set_total_sensor(sensor::Sensor *sensor) { this->total_sensor_ = sensor; }
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void set_total_pulses(uint32_t pulses);
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void setup() override;
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void loop() override;
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float get_setup_priority() const override { return setup_priority::DATA; }
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void dump_config() override;
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protected:
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enum StateChange { TO_LOW = 0, TO_HIGH, NONE };
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static void gpio_intr(PulseMeterSensor *sensor);
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void handle_state_change_(uint32_t now, uint32_t last_detected_edge_us, uint32_t last_valid_edge_us,
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bool has_valid_edge);
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InternalGPIOPin *pin_{nullptr};
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ISRInternalGPIOPin isr_pin_;
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uint32_t filter_us_ = 0;
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uint32_t timeout_us_ = 1000000UL * 60UL * 5UL;
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sensor::Sensor *total_sensor_{nullptr};
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InternalFilterMode filter_mode_{FILTER_EDGE};
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Deduplicator<uint32_t> pulse_width_dedupe_;
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Deduplicator<uint32_t> total_dedupe_;
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volatile uint32_t last_detected_edge_us_ = 0;
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volatile uint32_t last_valid_edge_us_ = 0;
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volatile uint32_t pulse_width_us_ = 0;
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volatile uint32_t total_pulses_ = 0;
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volatile bool sensor_is_high_ = false;
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volatile bool has_valid_edge_ = false;
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volatile StateChange pending_state_change_{NONE};
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};
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} // namespace pulse_meter
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} // namespace esphome
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