Adds support for b-parasite soil moisture sensor (#1666)

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rbaron 2021-04-08 13:59:30 +02:00 committed by GitHub
parent 99f14e03d4
commit bf01c22e1f
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6 changed files with 201 additions and 0 deletions

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@ -18,6 +18,7 @@ esphome/components/animation/* @syndlex
esphome/components/api/* @OttoWinter
esphome/components/async_tcp/* @OttoWinter
esphome/components/atc_mithermometer/* @ahpohl
esphome/components/b_parasite/* @rbaron
esphome/components/bang_bang/* @OttoWinter
esphome/components/binary_sensor/* @esphome/core
esphome/components/bme680_bsec/* @trvrnrth

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@ -0,0 +1,82 @@
#include "b_parasite.h"
#include "esphome/core/log.h"
#ifdef ARDUINO_ARCH_ESP32
namespace esphome {
namespace b_parasite {
static const char* TAG = "b_parasite";
void BParasite::dump_config() {
ESP_LOGCONFIG(TAG, "b_parasite");
LOG_SENSOR(" ", "Battery Voltage", this->battery_voltage_);
LOG_SENSOR(" ", "Temperature", this->temperature_);
LOG_SENSOR(" ", "Humidity", this->humidity_);
LOG_SENSOR(" ", "Soil Moisture", this->soil_moisture_);
}
bool BParasite::parse_device(const esp32_ble_tracker::ESPBTDevice& device) {
if (device.address_uint64() != address_) {
ESP_LOGVV(TAG, "parse_device(): unknown MAC address.");
return false;
}
ESP_LOGVV(TAG, "parse_device(): MAC address %s found.", device.address_str().c_str());
const auto& service_datas = device.get_service_datas();
if (service_datas.size() != 1) {
ESP_LOGE(TAG, "Unexpected service_datas size (%d)", service_datas.size());
return false;
}
const auto& service_data = service_datas[0];
ESP_LOGVV(TAG, "Service data:");
for (const uint8_t byte : service_data.data) {
ESP_LOGVV(TAG, "0x%02x", byte);
}
const auto& data = service_data.data;
// Counter for deduplicating messages.
uint8_t counter = data[1] & 0x0f;
if (last_processed_counter_ == counter) {
ESP_LOGVV(TAG, "Skipping already processed counter (%u)", counter);
return false;
}
// Battery voltage in millivolts.
uint16_t battery_millivolt = data[2] << 8 | data[3];
float battery_voltage = battery_millivolt / 1000.0f;
// Temperature in 1000 * Celcius.
uint16_t temp_millicelcius = data[4] << 8 | data[5];
float temp_celcius = temp_millicelcius / 1000.0f;
// Relative air humidity in the range [0, 2^16).
uint16_t humidity = data[6] << 8 | data[7];
float humidity_percent = (100.0f * humidity) / (1 << 16);
// Relative soil moisture in [0 - 2^16).
uint16_t soil_moisture = data[8] << 8 | data[9];
float moisture_percent = (100.0f * soil_moisture) / (1 << 16);
if (battery_voltage_ != nullptr) {
battery_voltage_->publish_state(battery_voltage);
}
if (temperature_ != nullptr) {
temperature_->publish_state(temp_celcius);
}
if (humidity_ != nullptr) {
humidity_->publish_state(humidity_percent);
}
if (soil_moisture_ != nullptr) {
soil_moisture_->publish_state(moisture_percent);
}
last_processed_counter_ = counter;
return true;
}
} // namespace b_parasite
} // namespace esphome
#endif // ARDUINO_ARCH_ESP32

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@ -0,0 +1,40 @@
#pragma once
#include "esphome/core/component.h"
#include "esphome/components/sensor/sensor.h"
#include "esphome/components/esp32_ble_tracker/esp32_ble_tracker.h"
#ifdef ARDUINO_ARCH_ESP32
namespace esphome {
namespace b_parasite {
class BParasite : public Component, public esp32_ble_tracker::ESPBTDeviceListener {
public:
void set_address(uint64_t address) { address_ = address; };
void set_bindkey(const std::string &bindkey);
bool parse_device(const esp32_ble_tracker::ESPBTDevice &device) override;
void dump_config() override;
float get_setup_priority() const override { return setup_priority::DATA; }
void set_battery_voltage(sensor::Sensor *battery_voltage) { battery_voltage_ = battery_voltage; }
void set_temperature(sensor::Sensor *temperature) { temperature_ = temperature; }
void set_humidity(sensor::Sensor *humidity) { humidity_ = humidity; }
void set_soil_moisture(sensor::Sensor *soil_moisture) { soil_moisture_ = soil_moisture; }
protected:
// The received advertisement packet contains an unsigned 4 bits wrap-around counter
// for deduplicating messages.
int8_t last_processed_counter_ = -1;
uint64_t address_;
sensor::Sensor *battery_voltage_{nullptr};
sensor::Sensor *temperature_{nullptr};
sensor::Sensor *humidity_{nullptr};
sensor::Sensor *soil_moisture_{nullptr};
};
} // namespace b_parasite
} // namespace esphome
#endif // ARDUINO_ARCH_ESP32

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@ -0,0 +1,68 @@
import esphome.codegen as cg
import esphome.config_validation as cv
from esphome.components import sensor, esp32_ble_tracker
from esphome.const import (
CONF_BATTERY_VOLTAGE,
CONF_HUMIDITY,
CONF_ID,
CONF_MOISTURE,
CONF_MAC_ADDRESS,
CONF_TEMPERATURE,
DEVICE_CLASS_HUMIDITY,
DEVICE_CLASS_TEMPERATURE,
DEVICE_CLASS_VOLTAGE,
ICON_EMPTY,
UNIT_CELSIUS,
UNIT_PERCENT,
UNIT_VOLT,
)
CODEOWNERS = ["@rbaron"]
DEPENDENCIES = ["esp32_ble_tracker"]
b_parasite_ns = cg.esphome_ns.namespace("b_parasite")
BParasite = b_parasite_ns.class_(
"BParasite", esp32_ble_tracker.ESPBTDeviceListener, cg.Component
)
CONFIG_SCHEMA = (
cv.Schema(
{
cv.GenerateID(): cv.declare_id(BParasite),
cv.Required(CONF_MAC_ADDRESS): cv.mac_address,
cv.Optional(CONF_TEMPERATURE): sensor.sensor_schema(
UNIT_CELSIUS, ICON_EMPTY, 1, DEVICE_CLASS_TEMPERATURE
),
cv.Optional(CONF_HUMIDITY): sensor.sensor_schema(
UNIT_PERCENT, ICON_EMPTY, 1, DEVICE_CLASS_HUMIDITY
),
cv.Optional(CONF_BATTERY_VOLTAGE): sensor.sensor_schema(
UNIT_VOLT, ICON_EMPTY, 3, DEVICE_CLASS_VOLTAGE
),
cv.Optional(CONF_MOISTURE): sensor.sensor_schema(
UNIT_PERCENT, ICON_EMPTY, 1, DEVICE_CLASS_HUMIDITY
),
}
)
.extend(esp32_ble_tracker.ESP_BLE_DEVICE_SCHEMA)
.extend(cv.COMPONENT_SCHEMA)
)
def to_code(config):
var = cg.new_Pvariable(config[CONF_ID])
yield cg.register_component(var, config)
yield esp32_ble_tracker.register_ble_device(var, config)
cg.add(var.set_address(config[CONF_MAC_ADDRESS].as_hex))
for (config_key, setter) in [
(CONF_TEMPERATURE, var.set_temperature),
(CONF_HUMIDITY, var.set_humidity),
(CONF_BATTERY_VOLTAGE, var.set_battery_voltage),
(CONF_MOISTURE, var.set_soil_moisture),
]:
if config_key in config:
sens = yield sensor.new_sensor(config[config_key])
cg.add(setter(sens))

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@ -70,6 +70,16 @@ sensor:
- platform: ble_rssi
service_uuid: '11223344-5566-7788-99aa-bbccddeeff00'
name: 'BLE Test Service 128'
- platform: b_parasite
mac_address: F0:CA:F0:CA:01:01
humidity:
name: 'b-parasite Air Humidity'
temperature:
name: 'b-parasite Air Temperature'
moisture:
name: 'b-parasite Soil Moisture'
battery_voltage:
name: 'b-parasite Battery Voltage'
- platform: senseair
id: senseair0
co2: