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Add support for PMSA003i (#1501)
Co-authored-by: Otto Winter <otto@otto-winter.com> Co-authored-by: steve <steve@Hackintosh.local> Co-authored-by: Otto winter <otto@otto-winter.com>
This commit is contained in:
Stephen Tierney
GitHub
parent
183e2a8471
commit
6a2f0f5143
6 changed files with 294 additions and 0 deletions
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@ -86,6 +86,7 @@ esphome/components/number/* @esphome/core
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esphome/components/ota/* @esphome/core
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esphome/components/output/* @esphome/core
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esphome/components/pid/* @OttoWinter
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esphome/components/pmsa003i/* @sjtrny
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esphome/components/pn532/* @OttoWinter @jesserockz
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esphome/components/pn532_i2c/* @OttoWinter @jesserockz
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esphome/components/pn532_spi/* @OttoWinter @jesserockz
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0
esphome/components/pmsa003i/__init__.py
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0
esphome/components/pmsa003i/__init__.py
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100
esphome/components/pmsa003i/pmsa003i.cpp
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100
esphome/components/pmsa003i/pmsa003i.cpp
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@ -0,0 +1,100 @@
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#include "pmsa003i.h"
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#include "esphome/core/log.h"
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namespace esphome {
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namespace pmsa003i {
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static const char *const TAG = "pmsa003i";
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void PMSA003IComponent::setup() {
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ESP_LOGCONFIG(TAG, "Setting up pmsa003i...");
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PM25AQIData data;
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bool successful_read = this->read_data_(&data);
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if (!successful_read) {
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this->mark_failed();
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return;
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}
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}
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void PMSA003IComponent::dump_config() { LOG_I2C_DEVICE(this); }
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void PMSA003IComponent::update() {
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PM25AQIData data;
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bool successful_read = this->read_data_(&data);
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// Update sensors
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if (successful_read) {
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this->status_clear_warning();
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ESP_LOGV(TAG, "Read success. Updating sensors.");
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if (this->standard_units_) {
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if (this->pm_1_0_sensor_ != nullptr)
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this->pm_1_0_sensor_->publish_state(data.pm10_standard);
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if (this->pm_2_5_sensor_ != nullptr)
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this->pm_2_5_sensor_->publish_state(data.pm25_standard);
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if (this->pm_10_0_sensor_ != nullptr)
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this->pm_10_0_sensor_->publish_state(data.pm100_standard);
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} else {
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if (this->pm_1_0_sensor_ != nullptr)
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this->pm_1_0_sensor_->publish_state(data.pm10_env);
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if (this->pm_2_5_sensor_ != nullptr)
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this->pm_2_5_sensor_->publish_state(data.pm25_env);
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if (this->pm_10_0_sensor_ != nullptr)
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this->pm_10_0_sensor_->publish_state(data.pm100_env);
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}
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if (this->pmc_0_3_sensor_ != nullptr)
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this->pmc_0_3_sensor_->publish_state(data.particles_03um);
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if (this->pmc_0_5_sensor_ != nullptr)
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this->pmc_0_5_sensor_->publish_state(data.particles_05um);
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if (this->pmc_1_0_sensor_ != nullptr)
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this->pmc_1_0_sensor_->publish_state(data.particles_10um);
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if (this->pmc_2_5_sensor_ != nullptr)
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this->pmc_2_5_sensor_->publish_state(data.particles_25um);
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if (this->pmc_5_0_sensor_ != nullptr)
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this->pmc_5_0_sensor_->publish_state(data.particles_50um);
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if (this->pmc_10_0_sensor_ != nullptr)
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this->pmc_10_0_sensor_->publish_state(data.particles_100um);
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} else {
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this->status_set_warning();
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ESP_LOGV(TAG, "Read failure. Skipping update.");
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}
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}
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bool PMSA003IComponent::read_data_(PM25AQIData *data) {
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const uint8_t num_bytes = 32;
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uint8_t buffer[num_bytes];
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this->read_bytes_raw(buffer, num_bytes);
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// https://github.com/adafruit/Adafruit_PM25AQI
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// Check that start byte is correct!
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if (buffer[0] != 0x42) {
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return false;
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}
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// get checksum ready
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int16_t sum = 0;
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for (uint8_t i = 0; i < 30; i++) {
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sum += buffer[i];
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}
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// The data comes in endian'd, this solves it so it works on all platforms
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uint16_t buffer_u16[15];
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for (uint8_t i = 0; i < 15; i++) {
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buffer_u16[i] = buffer[2 + i * 2 + 1];
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buffer_u16[i] += (buffer[2 + i * 2] << 8);
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}
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// put it into a nice struct :)
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memcpy((void *) data, (void *) buffer_u16, 30);
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return (sum == data->checksum);
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}
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} // namespace pmsa003i
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} // namespace esphome
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68
esphome/components/pmsa003i/pmsa003i.h
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68
esphome/components/pmsa003i/pmsa003i.h
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@ -0,0 +1,68 @@
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#pragma once
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#include "esphome/core/component.h"
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#include "esphome/components/sensor/sensor.h"
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#include "esphome/components/i2c/i2c.h"
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namespace esphome {
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namespace pmsa003i {
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/**! Structure holding Plantower's standard packet **/
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// From https://github.com/adafruit/Adafruit_PM25AQI
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struct PM25AQIData {
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uint16_t framelen; ///< How long this data chunk is
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uint16_t pm10_standard, ///< Standard PM1.0
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pm25_standard, ///< Standard PM2.5
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pm100_standard; ///< Standard PM10.0
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uint16_t pm10_env, ///< Environmental PM1.0
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pm25_env, ///< Environmental PM2.5
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pm100_env; ///< Environmental PM10.0
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uint16_t particles_03um, ///< 0.3um Particle Count
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particles_05um, ///< 0.5um Particle Count
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particles_10um, ///< 1.0um Particle Count
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particles_25um, ///< 2.5um Particle Count
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particles_50um, ///< 5.0um Particle Count
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particles_100um; ///< 10.0um Particle Count
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uint16_t unused; ///< Unused
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uint16_t checksum; ///< Packet checksum
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};
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class PMSA003IComponent : public PollingComponent, public i2c::I2CDevice {
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public:
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void setup() override;
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void dump_config() override;
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void update() override;
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float get_setup_priority() const override { return setup_priority::DATA; }
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void set_standard_units(bool standard_units) { standard_units_ = standard_units; }
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void set_pm_1_0_sensor(sensor::Sensor *pm_1_0) { pm_1_0_sensor_ = pm_1_0; }
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void set_pm_2_5_sensor(sensor::Sensor *pm_2_5) { pm_2_5_sensor_ = pm_2_5; }
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void set_pm_10_0_sensor(sensor::Sensor *pm_10_0) { pm_10_0_sensor_ = pm_10_0; }
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void set_pmc_0_3_sensor(sensor::Sensor *pmc_0_3) { pmc_0_3_sensor_ = pmc_0_3; }
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void set_pmc_0_5_sensor(sensor::Sensor *pmc_0_5) { pmc_0_5_sensor_ = pmc_0_5; }
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void set_pmc_1_0_sensor(sensor::Sensor *pmc_1_0) { pmc_1_0_sensor_ = pmc_1_0; }
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void set_pmc_2_5_sensor(sensor::Sensor *pmc_2_5) { pmc_2_5_sensor_ = pmc_2_5; }
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void set_pmc_5_0_sensor(sensor::Sensor *pmc_5_0) { pmc_5_0_sensor_ = pmc_5_0; }
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void set_pmc_10_0_sensor(sensor::Sensor *pmc_10_0) { pmc_10_0_sensor_ = pmc_10_0; }
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protected:
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bool read_data_(PM25AQIData *data);
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bool standard_units_;
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sensor::Sensor *pm_1_0_sensor_{nullptr};
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sensor::Sensor *pm_2_5_sensor_{nullptr};
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sensor::Sensor *pm_10_0_sensor_{nullptr};
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sensor::Sensor *pmc_0_3_sensor_{nullptr};
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sensor::Sensor *pmc_0_5_sensor_{nullptr};
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sensor::Sensor *pmc_1_0_sensor_{nullptr};
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sensor::Sensor *pmc_2_5_sensor_{nullptr};
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sensor::Sensor *pmc_5_0_sensor_{nullptr};
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sensor::Sensor *pmc_10_0_sensor_{nullptr};
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};
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} // namespace pmsa003i
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} // namespace esphome
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104
esphome/components/pmsa003i/sensor.py
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104
esphome/components/pmsa003i/sensor.py
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@ -0,0 +1,104 @@
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import esphome.codegen as cg
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import esphome.config_validation as cv
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from esphome.components import i2c, sensor
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from esphome.const import (
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CONF_ID,
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CONF_PM_1_0,
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CONF_PM_2_5,
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CONF_PM_10_0,
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CONF_PMC_0_5,
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CONF_PMC_1_0,
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CONF_PMC_2_5,
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CONF_PMC_10_0,
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UNIT_MICROGRAMS_PER_CUBIC_METER,
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ICON_CHEMICAL_WEAPON,
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ICON_COUNTER,
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DEVICE_CLASS_EMPTY,
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)
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CODEOWNERS = ["@sjtrny"]
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DEPENDENCIES = ["i2c"]
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pmsa003i_ns = cg.esphome_ns.namespace("pmsa003i")
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PMSA003IComponent = pmsa003i_ns.class_(
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"PMSA003IComponent", cg.PollingComponent, i2c.I2CDevice
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)
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CONF_STANDARD_UNITS = "standard_units"
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UNIT_COUNTS_PER_100ML = "#/0.1L"
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CONF_PMC_0_3 = "pmc_0_3"
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CONF_PMC_5_0 = "pmc_5_0"
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CONFIG_SCHEMA = (
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cv.Schema(
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{
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cv.GenerateID(): cv.declare_id(PMSA003IComponent),
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cv.Optional(CONF_STANDARD_UNITS, default=True): cv.boolean,
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cv.Optional(CONF_PM_1_0): sensor.sensor_schema(
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UNIT_MICROGRAMS_PER_CUBIC_METER,
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ICON_CHEMICAL_WEAPON,
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2,
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DEVICE_CLASS_EMPTY,
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),
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cv.Optional(CONF_PM_2_5): sensor.sensor_schema(
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UNIT_MICROGRAMS_PER_CUBIC_METER,
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ICON_CHEMICAL_WEAPON,
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2,
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DEVICE_CLASS_EMPTY,
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),
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cv.Optional(CONF_PM_10_0): sensor.sensor_schema(
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UNIT_MICROGRAMS_PER_CUBIC_METER,
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ICON_CHEMICAL_WEAPON,
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2,
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DEVICE_CLASS_EMPTY,
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),
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cv.Optional(CONF_PMC_0_3): sensor.sensor_schema(
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UNIT_COUNTS_PER_100ML, ICON_COUNTER, 0, DEVICE_CLASS_EMPTY
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),
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cv.Optional(CONF_PMC_0_5): sensor.sensor_schema(
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UNIT_COUNTS_PER_100ML, ICON_COUNTER, 0, DEVICE_CLASS_EMPTY
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),
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cv.Optional(CONF_PMC_1_0): sensor.sensor_schema(
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UNIT_COUNTS_PER_100ML, ICON_COUNTER, 0, DEVICE_CLASS_EMPTY
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),
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cv.Optional(CONF_PMC_2_5): sensor.sensor_schema(
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UNIT_COUNTS_PER_100ML, ICON_COUNTER, 0, DEVICE_CLASS_EMPTY
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),
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cv.Optional(CONF_PMC_5_0): sensor.sensor_schema(
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UNIT_COUNTS_PER_100ML, ICON_COUNTER, 0, DEVICE_CLASS_EMPTY
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),
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cv.Optional(CONF_PMC_10_0): sensor.sensor_schema(
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UNIT_COUNTS_PER_100ML, ICON_COUNTER, 0, DEVICE_CLASS_EMPTY
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),
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}
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)
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.extend(cv.polling_component_schema("60s"))
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.extend(i2c.i2c_device_schema(0x12))
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)
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TYPES = {
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CONF_PM_1_0: "set_pm_1_0_sensor",
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CONF_PM_2_5: "set_pm_2_5_sensor",
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CONF_PM_10_0: "set_pm_10_0_sensor",
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CONF_PMC_0_3: "set_pmc_0_3_sensor",
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CONF_PMC_0_5: "set_pmc_0_5_sensor",
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CONF_PMC_1_0: "set_pmc_1_0_sensor",
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CONF_PMC_2_5: "set_pmc_2_5_sensor",
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CONF_PMC_5_0: "set_pmc_5_0_sensor",
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CONF_PMC_10_0: "set_pmc_10_0_sensor",
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}
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def to_code(config):
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var = cg.new_Pvariable(config[CONF_ID])
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yield cg.register_component(var, config)
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yield i2c.register_i2c_device(var, config)
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cg.add(var.set_standard_units(config[CONF_STANDARD_UNITS]))
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for key, funcName in TYPES.items():
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if key in config:
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sens = yield sensor.new_sensor(config[key])
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cg.add(getattr(var, funcName)(sens))
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@ -675,6 +675,27 @@ sensor:
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name: 'Outside Pressure'
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address: 0x77
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update_interval: 15s
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- platform: pmsa003i
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pm_1_0:
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name: "PMSA003i PM1.0"
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pm_2_5:
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name: "PMSA003i PM2.5"
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pm_10_0:
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name: "PMSA003i PM10.0"
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pmc_0_3:
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name: "PMSA003i PMC <0.3µm"
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pmc_0_5:
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name: "PMSA003i PMC <0.5µm"
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pmc_1_0:
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name: "PMSA003i PMC <1µm"
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pmc_2_5:
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name: "PMSA003i PMC <2.5µm"
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pmc_5_0:
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name: "PMSA003i PMC <5µm"
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pmc_10_0:
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name: "PMSA003i PMC <10µm"
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address: 0x12
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standard_units: True
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- platform: pulse_counter
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name: 'Pulse Counter'
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pin: GPIO12
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