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airthings_wave: Battery level reporting (#4979)

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Kevin P. Fleming 2023-07-11 21:38:52 -04:00 committed by GitHub
parent 8a9352939a
commit cf65bd8ad7
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GPG Key ID: 4AEE18F83AFDEB23
10 changed files with 258 additions and 58 deletions
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2
CODEOWNERS
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@ -17,7 +17,7 @@ esphome/components/adc/* @esphome/core
esphome/components/adc128s102/* @DeerMaximum
esphome/components/addressable_light/* @justfalter
esphome/components/airthings_ble/* @jeromelaban
esphome/components/airthings_wave_base/* @jeromelaban @ncareau
esphome/components/airthings_wave_base/* @jeromelaban @kpfleming @ncareau
esphome/components/airthings_wave_mini/* @ncareau
esphome/components/airthings_wave_plus/* @jeromelaban
esphome/components/alarm_control_panel/* @grahambrown11

60
esphome/components/airthings_wave_base/__init__.py
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@ -3,26 +3,31 @@ import esphome.config_validation as cv
from esphome.components import sensor, ble_client
from esphome.const import (
DEVICE_CLASS_HUMIDITY,
DEVICE_CLASS_TEMPERATURE,
DEVICE_CLASS_PRESSURE,
STATE_CLASS_MEASUREMENT,
UNIT_PERCENT,
UNIT_CELSIUS,
UNIT_HECTOPASCAL,
CONF_BATTERY_VOLTAGE,
CONF_HUMIDITY,
CONF_TVOC,
CONF_PRESSURE,
CONF_TEMPERATURE,
CONF_TVOC,
DEVICE_CLASS_VOLTAGE,
DEVICE_CLASS_HUMIDITY,
DEVICE_CLASS_PRESSURE,
DEVICE_CLASS_TEMPERATURE,
DEVICE_CLASS_VOLATILE_ORGANIC_COMPOUNDS_PARTS,
ENTITY_CATEGORY_DIAGNOSTIC,
STATE_CLASS_MEASUREMENT,
UNIT_CELSIUS,
UNIT_HECTOPASCAL,
UNIT_PARTS_PER_BILLION,
ICON_RADIATOR,
UNIT_PERCENT,
UNIT_VOLT,
)
CODEOWNERS = ["@ncareau", "@jeromelaban"]
CODEOWNERS = ["@ncareau", "@jeromelaban", "@kpfleming"]
DEPENDENCIES = ["ble_client"]
CONF_BATTERY_UPDATE_INTERVAL = "battery_update_interval"
airthings_wave_base_ns = cg.esphome_ns.namespace("airthings_wave_base")
AirthingsWaveBase = airthings_wave_base_ns.class_(
"AirthingsWaveBase", cg.PollingComponent, ble_client.BLEClientNode
@ -34,9 +39,9 @@ BASE_SCHEMA = (
{
cv.Optional(CONF_HUMIDITY): sensor.sensor_schema(
unit_of_measurement=UNIT_PERCENT,
accuracy_decimals=0,
device_class=DEVICE_CLASS_HUMIDITY,
state_class=STATE_CLASS_MEASUREMENT,
accuracy_decimals=0,
),
cv.Optional(CONF_TEMPERATURE): sensor.sensor_schema(
unit_of_measurement=UNIT_CELSIUS,
@ -52,11 +57,21 @@ BASE_SCHEMA = (
),
cv.Optional(CONF_TVOC): sensor.sensor_schema(
unit_of_measurement=UNIT_PARTS_PER_BILLION,
icon=ICON_RADIATOR,
accuracy_decimals=0,
device_class=DEVICE_CLASS_VOLATILE_ORGANIC_COMPOUNDS_PARTS,
state_class=STATE_CLASS_MEASUREMENT,
),
cv.Optional(CONF_BATTERY_VOLTAGE): sensor.sensor_schema(
unit_of_measurement=UNIT_VOLT,
accuracy_decimals=3,
device_class=DEVICE_CLASS_VOLTAGE,
state_class=STATE_CLASS_MEASUREMENT,
entity_category=ENTITY_CATEGORY_DIAGNOSTIC,
),
cv.Optional(
CONF_BATTERY_UPDATE_INTERVAL,
default="24h",
): cv.update_interval,
}
)
.extend(cv.polling_component_schema("5min"))
@ -69,15 +84,20 @@ async def wave_base_to_code(var, config):
await ble_client.register_ble_node(var, config)
if CONF_HUMIDITY in config:
sens = await sensor.new_sensor(config[CONF_HUMIDITY])
if config_humidity := config.get(CONF_HUMIDITY):
sens = await sensor.new_sensor(config_humidity)
cg.add(var.set_humidity(sens))
if CONF_TEMPERATURE in config:
sens = await sensor.new_sensor(config[CONF_TEMPERATURE])
if config_temperature := config.get(CONF_TEMPERATURE):
sens = await sensor.new_sensor(config_temperature)
cg.add(var.set_temperature(sens))
if CONF_PRESSURE in config:
sens = await sensor.new_sensor(config[CONF_PRESSURE])
if config_pressure := config.get(CONF_PRESSURE):
sens = await sensor.new_sensor(config_pressure)
cg.add(var.set_pressure(sens))
if CONF_TVOC in config:
sens = await sensor.new_sensor(config[CONF_TVOC])
if config_tvoc := config.get(CONF_TVOC):
sens = await sensor.new_sensor(config_tvoc)
cg.add(var.set_tvoc(sens))
if config_battery_voltage := config.get(CONF_BATTERY_VOLTAGE):
sens = await sensor.new_sensor(config_battery_voltage)
cg.add(var.set_battery_voltage(sens))
if config_battery_update_interval := config.get(CONF_BATTERY_UPDATE_INTERVAL):
cg.add(var.set_battery_update_interval(config_battery_update_interval))

150
esphome/components/airthings_wave_base/airthings_wave_base.cpp
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@ -1,5 +1,8 @@
#include "airthings_wave_base.h"
// All information related to reading battery information came from the sensors.airthings_wave
// project by Sverre Hamre (https://github.com/sverrham/sensor.airthings_wave)
#ifdef USE_ESP32
namespace esphome {
@ -18,22 +21,26 @@ void AirthingsWaveBase::gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt
}
case ESP_GATTC_DISCONNECT_EVT: {
this->handle_ = 0;
this->acp_handle_ = 0;
this->cccd_handle_ = 0;
ESP_LOGW(TAG, "Disconnected!");
break;
}
case ESP_GATTC_SEARCH_CMPL_EVT: {
this->handle_ = 0;
auto *chr = this->parent()->get_characteristic(this->service_uuid_, this->sensors_data_characteristic_uuid_);
if (chr == nullptr) {
ESP_LOGW(TAG, "No sensor characteristic found at service %s char %s", this->service_uuid_.to_string().c_str(),
this->sensors_data_characteristic_uuid_.to_string().c_str());
break;
if (this->request_read_values_()) {
if (!this->read_battery_next_update_) {
this->node_state = espbt::ClientState::ESTABLISHED;
} else {
// delay setting node_state to ESTABLISHED until confirmation of the notify registration
this->request_battery_();
}
}
this->handle_ = chr->handle;
this->node_state = esp32_ble_tracker::ClientState::ESTABLISHED;
this->request_read_values_();
// ensure that the client will be disconnected even if no responses arrive
this->set_response_timeout_();
break;
}
@ -50,6 +57,20 @@ void AirthingsWaveBase::gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt
break;
}
case ESP_GATTC_REG_FOR_NOTIFY_EVT: {
this->node_state = espbt::ClientState::ESTABLISHED;
break;
}
case ESP_GATTC_NOTIFY_EVT: {
if (param->notify.conn_id != this->parent()->get_conn_id())
break;
if (param->notify.handle == this->acp_handle_) {
this->read_battery_(param->notify.value, param->notify.value_len);
}
break;
}
default:
break;
}
@ -58,7 +79,7 @@ void AirthingsWaveBase::gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt
bool AirthingsWaveBase::is_valid_voc_value_(uint16_t voc) { return 0 <= voc && voc <= 16383; }
void AirthingsWaveBase::update() {
if (this->node_state != esp32_ble_tracker::ClientState::ESTABLISHED) {
if (this->node_state != espbt::ClientState::ESTABLISHED) {
if (!this->parent()->enabled) {
ESP_LOGW(TAG, "Reconnecting to device");
this->parent()->set_enabled(true);
@ -69,12 +90,119 @@ void AirthingsWaveBase::update() {
}
}
void AirthingsWaveBase::request_read_values_() {
bool AirthingsWaveBase::request_read_values_() {
auto *chr = this->parent()->get_characteristic(this->service_uuid_, this->sensors_data_characteristic_uuid_);
if (chr == nullptr) {
ESP_LOGW(TAG, "No sensor characteristic found at service %s char %s", this->service_uuid_.to_string().c_str(),
this->sensors_data_characteristic_uuid_.to_string().c_str());
return false;
}
this->handle_ = chr->handle;
auto status = esp_ble_gattc_read_char(this->parent()->get_gattc_if(), this->parent()->get_conn_id(), this->handle_,
ESP_GATT_AUTH_REQ_NONE);
if (status) {
ESP_LOGW(TAG, "Error sending read request for sensor, status=%d", status);
return false;
}
this->response_pending_();
return true;
}
bool AirthingsWaveBase::request_battery_() {
uint8_t battery_command = ACCESS_CONTROL_POINT_COMMAND;
uint8_t cccd_value[2] = {1, 0};
auto *chr = this->parent()->get_characteristic(this->service_uuid_, this->access_control_point_characteristic_uuid_);
if (chr == nullptr) {
ESP_LOGW(TAG, "No access control point characteristic found at service %s char %s",
this->service_uuid_.to_string().c_str(),
this->access_control_point_characteristic_uuid_.to_string().c_str());
return false;
}
auto *descr = this->parent()->get_descriptor(this->service_uuid_, this->access_control_point_characteristic_uuid_,
CLIENT_CHARACTERISTIC_CONFIGURATION_DESCRIPTOR_UUID);
if (descr == nullptr) {
ESP_LOGW(TAG, "No CCC descriptor found at service %s char %s", this->service_uuid_.to_string().c_str(),
this->access_control_point_characteristic_uuid_.to_string().c_str());
return false;
}
auto reg_status =
esp_ble_gattc_register_for_notify(this->parent()->get_gattc_if(), this->parent()->get_remote_bda(), chr->handle);
if (reg_status) {
ESP_LOGW(TAG, "esp_ble_gattc_register_for_notify failed, status=%d", reg_status);
return false;
}
this->acp_handle_ = chr->handle;
this->cccd_handle_ = descr->handle;
auto descr_status =
esp_ble_gattc_write_char_descr(this->parent()->get_gattc_if(), this->parent()->get_conn_id(), this->cccd_handle_,
2, cccd_value, ESP_GATT_WRITE_TYPE_RSP, ESP_GATT_AUTH_REQ_NONE);
if (descr_status) {
ESP_LOGW(TAG, "Error sending CCC descriptor write request, status=%d", descr_status);
return false;
}
auto chr_status =
esp_ble_gattc_write_char(this->parent()->get_gattc_if(), this->parent()->get_conn_id(), this->acp_handle_, 1,
&battery_command, ESP_GATT_WRITE_TYPE_RSP, ESP_GATT_AUTH_REQ_NONE);
if (chr_status) {
ESP_LOGW(TAG, "Error sending read request for battery, status=%d", chr_status);
return false;
}
this->response_pending_();
return true;
}
void AirthingsWaveBase::read_battery_(uint8_t *raw_value, uint16_t value_len) {
auto *value = (AccessControlPointResponse *) (&raw_value[2]);
if ((value_len >= (sizeof(AccessControlPointResponse) + 2)) && (raw_value[0] == ACCESS_CONTROL_POINT_COMMAND)) {
ESP_LOGD(TAG, "Battery received: %u mV", (unsigned int) value->battery);
if (this->battery_voltage_ != nullptr) {
float voltage = value->battery / 1000.0f;
this->battery_voltage_->publish_state(voltage);
}
// read the battery again at the configured update interval
if (this->battery_update_interval_ != this->update_interval_) {
this->read_battery_next_update_ = false;
this->set_timeout("battery", this->battery_update_interval_,
[this]() { this->read_battery_next_update_ = true; });
}
}
this->response_received_();
}
void AirthingsWaveBase::response_pending_() {
this->responses_pending_++;
this->set_response_timeout_();
}
void AirthingsWaveBase::response_received_() {
if (--this->responses_pending_ == 0) {
// This instance must not stay connected
// so other clients can connect to it (e.g. the
// mobile app).
this->parent()->set_enabled(false);
}
}
void AirthingsWaveBase::set_response_timeout_() {
this->set_timeout("response_timeout", 30 * 1000, [this]() {
this->responses_pending_ = 1;
this->response_received_();
});
}
} // namespace airthings_wave_base

48
esphome/components/airthings_wave_base/airthings_wave_base.h
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@ -1,5 +1,8 @@
#pragma once
// All information related to reading battery levels came from the sensors.airthings_wave
// project by Sverre Hamre (https://github.com/sverrham/sensor.airthings_wave)
#ifdef USE_ESP32
#include <esp_gattc_api.h>
@ -14,6 +17,11 @@
namespace esphome {
namespace airthings_wave_base {
namespace espbt = esphome::esp32_ble_tracker;
static const uint8_t ACCESS_CONTROL_POINT_COMMAND = 0x6d;
static const auto CLIENT_CHARACTERISTIC_CONFIGURATION_DESCRIPTOR_UUID = espbt::ESPBTUUID::from_uint16(0x2902);
class AirthingsWaveBase : public PollingComponent, public ble_client::BLEClientNode {
public:
AirthingsWaveBase() = default;
@ -27,21 +35,53 @@ class AirthingsWaveBase : public PollingComponent, public ble_client::BLEClientN
void set_humidity(sensor::Sensor *humidity) { humidity_sensor_ = humidity; }
void set_pressure(sensor::Sensor *pressure) { pressure_sensor_ = pressure; }
void set_tvoc(sensor::Sensor *tvoc) { tvoc_sensor_ = tvoc; }
void set_battery_voltage(sensor::Sensor *voltage) {
battery_voltage_ = voltage;
this->read_battery_next_update_ = true;
}
void set_battery_update_interval(uint32_t interval) { battery_update_interval_ = interval; }
protected:
bool is_valid_voc_value_(uint16_t voc);
virtual void read_sensors(uint8_t *value, uint16_t value_len) = 0;
void request_read_values_();
bool request_read_values_();
virtual void read_sensors(uint8_t *raw_value, uint16_t value_len) = 0;
sensor::Sensor *temperature_sensor_{nullptr};
sensor::Sensor *humidity_sensor_{nullptr};
sensor::Sensor *pressure_sensor_{nullptr};
sensor::Sensor *tvoc_sensor_{nullptr};
sensor::Sensor *battery_voltage_{nullptr};
uint16_t handle_;
esp32_ble_tracker::ESPBTUUID service_uuid_;
esp32_ble_tracker::ESPBTUUID sensors_data_characteristic_uuid_;
espbt::ESPBTUUID service_uuid_;
espbt::ESPBTUUID sensors_data_characteristic_uuid_;
uint16_t acp_handle_{0};
uint16_t cccd_handle_{0};
espbt::ESPBTUUID access_control_point_characteristic_uuid_;
uint8_t responses_pending_{0};
void response_pending_();
void response_received_();
void set_response_timeout_();
// default to *not* reading battery voltage from the device; the
// set_* function for the battery sensor will set this to 'true'
bool read_battery_next_update_{false};
bool request_battery_();
void read_battery_(uint8_t *raw_value, uint16_t value_len);
uint32_t battery_update_interval_{};
struct AccessControlPointResponse {
uint32_t unused1;
uint8_t unused2;
uint8_t illuminance;
uint8_t unused3[10];
uint16_t unused4[4];
uint16_t battery;
uint16_t unused5;
};
};
} // namespace airthings_wave_base

14
esphome/components/airthings_wave_mini/airthings_wave_mini.cpp
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@ -26,12 +26,9 @@ void AirthingsWaveMini::read_sensors(uint8_t *raw_value, uint16_t value_len) {
if ((this->tvoc_sensor_ != nullptr) && this->is_valid_voc_value_(value->voc)) {
this->tvoc_sensor_->publish_state(value->voc);
}
// This instance must not stay connected
// so other clients can connect to it (e.g. the
// mobile app).
this->parent()->set_enabled(false);
}
this->response_received_();
}
void AirthingsWaveMini::dump_config() {
@ -42,11 +39,14 @@ void AirthingsWaveMini::dump_config() {
LOG_SENSOR(" ", "Temperature", this->temperature_sensor_);
LOG_SENSOR(" ", "Pressure", this->pressure_sensor_);
LOG_SENSOR(" ", "TVOC", this->tvoc_sensor_);
LOG_SENSOR(" ", "Battery Voltage", this->battery_voltage_);
}
AirthingsWaveMini::AirthingsWaveMini() {
this->service_uuid_ = esp32_ble_tracker::ESPBTUUID::from_raw(SERVICE_UUID);
this->sensors_data_characteristic_uuid_ = esp32_ble_tracker::ESPBTUUID::from_raw(CHARACTERISTIC_UUID);
this->service_uuid_ = espbt::ESPBTUUID::from_raw(SERVICE_UUID);
this->sensors_data_characteristic_uuid_ = espbt::ESPBTUUID::from_raw(CHARACTERISTIC_UUID);
this->access_control_point_characteristic_uuid_ =
espbt::ESPBTUUID::from_raw(ACCESS_CONTROL_POINT_CHARACTERISTIC_UUID);
}
} // namespace airthings_wave_mini

5
esphome/components/airthings_wave_mini/airthings_wave_mini.h
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@ -7,8 +7,11 @@
namespace esphome {
namespace airthings_wave_mini {
namespace espbt = esphome::esp32_ble_tracker;
static const char *const SERVICE_UUID = "b42e3882-ade7-11e4-89d3-123b93f75cba";
static const char *const CHARACTERISTIC_UUID = "b42e3b98-ade7-11e4-89d3-123b93f75cba";
static const char *const ACCESS_CONTROL_POINT_CHARACTERISTIC_UUID = "b42e3ef4-ade7-11e4-89d3-123b93f75cba";
class AirthingsWaveMini : public airthings_wave_base::AirthingsWaveBase {
public:
@ -17,7 +20,7 @@ class AirthingsWaveMini : public airthings_wave_base::AirthingsWaveBase {
void dump_config() override;
protected:
void read_sensors(uint8_t *value, uint16_t value_len) override;
void read_sensors(uint8_t *raw_value, uint16_t value_len) override;
struct WaveMiniReadings {
uint16_t unused01;

14
esphome/components/airthings_wave_plus/airthings_wave_plus.cpp
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@ -43,15 +43,12 @@ void AirthingsWavePlus::read_sensors(uint8_t *raw_value, uint16_t value_len) {
if ((this->tvoc_sensor_ != nullptr) && this->is_valid_voc_value_(value->voc)) {
this->tvoc_sensor_->publish_state(value->voc);
}
// This instance must not stay connected
// so other clients can connect to it (e.g. the
// mobile app).
this->parent()->set_enabled(false);
} else {
ESP_LOGE(TAG, "Invalid payload version (%d != 1, newer version or not a Wave Plus?)", value->version);
}
}
this->response_received_();
}
bool AirthingsWavePlus::is_valid_radon_value_(uint16_t radon) { return 0 <= radon && radon <= 16383; }
@ -66,6 +63,7 @@ void AirthingsWavePlus::dump_config() {
LOG_SENSOR(" ", "Temperature", this->temperature_sensor_);
LOG_SENSOR(" ", "Pressure", this->pressure_sensor_);
LOG_SENSOR(" ", "TVOC", this->tvoc_sensor_);
LOG_SENSOR(" ", "Battery Voltage", this->battery_voltage_);
LOG_SENSOR(" ", "Radon", this->radon_sensor_);
LOG_SENSOR(" ", "Radon Long Term", this->radon_long_term_sensor_);
@ -73,8 +71,10 @@ void AirthingsWavePlus::dump_config() {
}
AirthingsWavePlus::AirthingsWavePlus() {
this->service_uuid_ = esp32_ble_tracker::ESPBTUUID::from_raw(SERVICE_UUID);
this->sensors_data_characteristic_uuid_ = esp32_ble_tracker::ESPBTUUID::from_raw(CHARACTERISTIC_UUID);
this->service_uuid_ = espbt::ESPBTUUID::from_raw(SERVICE_UUID);
this->sensors_data_characteristic_uuid_ = espbt::ESPBTUUID::from_raw(CHARACTERISTIC_UUID);
this->access_control_point_characteristic_uuid_ =
espbt::ESPBTUUID::from_raw(ACCESS_CONTROL_POINT_CHARACTERISTIC_UUID);
}
} // namespace airthings_wave_plus

5
esphome/components/airthings_wave_plus/airthings_wave_plus.h
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@ -7,8 +7,11 @@
namespace esphome {
namespace airthings_wave_plus {
namespace espbt = esphome::esp32_ble_tracker;
static const char *const SERVICE_UUID = "b42e1c08-ade7-11e4-89d3-123b93f75cba";
static const char *const CHARACTERISTIC_UUID = "b42e2a68-ade7-11e4-89d3-123b93f75cba";
static const char *const ACCESS_CONTROL_POINT_CHARACTERISTIC_UUID = "b42e2d06-ade7-11e4-89d3-123b93f75cba";
class AirthingsWavePlus : public airthings_wave_base::AirthingsWaveBase {
public:
@ -24,7 +27,7 @@ class AirthingsWavePlus : public airthings_wave_base::AirthingsWaveBase {
bool is_valid_radon_value_(uint16_t radon);
bool is_valid_co2_value_(uint16_t co2);
void read_sensors(uint8_t *value, uint16_t value_len) override;
void read_sensors(uint8_t *raw_value, uint16_t value_len) override;
sensor::Sensor *radon_sensor_{nullptr};
sensor::Sensor *radon_long_term_sensor_{nullptr};

12
esphome/components/airthings_wave_plus/sensor.py
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@ -53,12 +53,12 @@ async def to_code(config):
var = cg.new_Pvariable(config[CONF_ID])
await airthings_wave_base.wave_base_to_code(var, config)
if CONF_RADON in config:
sens = await sensor.new_sensor(config[CONF_RADON])
if config_radon := config.get(CONF_RADON):
sens = await sensor.new_sensor(config_radon)
cg.add(var.set_radon(sens))
if CONF_RADON_LONG_TERM in config:
sens = await sensor.new_sensor(config[CONF_RADON_LONG_TERM])
if config_radon_long_term := config.get(CONF_RADON_LONG_TERM):
sens = await sensor.new_sensor(config_radon_long_term)
cg.add(var.set_radon_long_term(sens))
if CONF_CO2 in config:
sens = await sensor.new_sensor(config[CONF_CO2])
if config_co2 := config.get(CONF_CO2):
sens = await sensor.new_sensor(config_co2)
cg.add(var.set_co2(sens))

6
tests/test2.yaml
View File

@ -316,6 +316,7 @@ sensor:
platform: airthings_wave_plus
ble_client_id: airthings01
update_interval: 5min
battery_update_interval: 12h
temperature:
name: Wave Plus Temperature
radon:
@ -330,10 +331,13 @@ sensor:
name: Wave Plus CO2
tvoc:
name: Wave Plus VOC
battery_voltage:
name: Wave Plus Battery Voltage
- id: airthingswm
platform: airthings_wave_mini
ble_client_id: airthingsmini01
update_interval: 5min
battery_update_interval: 12h
temperature:
name: Wave Mini Temperature
humidity:
@ -342,6 +346,8 @@ sensor:
name: Wave Mini Pressure
tvoc:
name: Wave Mini VOC
battery_voltage:
name: Wave Mini Battery Voltage
- platform: ina260
address: 0x40
current: