u-fire EC sensor (#3774)

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
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Pascal Vizeli 2022-09-08 12:30:07 +02:00 committed by GitHub
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commit e3f2562047
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@ -241,6 +241,7 @@ esphome/components/tuya/sensor/* @jesserockz
esphome/components/tuya/switch/* @jesserockz
esphome/components/tuya/text_sensor/* @dentra
esphome/components/uart/* @esphome/core
esphome/components/ufire_ec/* @pvizeli
esphome/components/ultrasonic/* @OttoWinter
esphome/components/version/* @esphome/core
esphome/components/wake_on_lan/* @willwill2will54

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@ -0,0 +1 @@
CODEOWNERS = ["@pvizeli"]

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@ -0,0 +1,126 @@
import esphome.codegen as cg
from esphome import automation
import esphome.config_validation as cv
from esphome.components import i2c, sensor
from esphome.const import (
CONF_ID,
CONF_EC,
CONF_TEMPERATURE,
DEVICE_CLASS_EMPTY,
DEVICE_CLASS_TEMPERATURE,
ICON_EMPTY,
STATE_CLASS_MEASUREMENT,
UNIT_CELSIUS,
UNIT_MILLISIEMENS_PER_CENTIMETER,
)
DEPENDENCIES = ["i2c"]
CONF_SOLUTION = "solution"
CONF_TEMPERATURE_SENSOR = "temperature_sensor"
CONF_TEMPERATURE_COMPENSATION = "temperature_compensation"
CONF_TEMPERATURE_COEFFICIENT = "temperature_coefficient"
ufire_ec_ns = cg.esphome_ns.namespace("ufire_ec")
UFireECComponent = ufire_ec_ns.class_(
"UFireECComponent", cg.PollingComponent, i2c.I2CDevice
)
# Actions
UFireECCalibrateProbeAction = ufire_ec_ns.class_(
"UFireECCalibrateProbeAction", automation.Action
)
UFireECResetAction = ufire_ec_ns.class_("UFireECResetAction", automation.Action)
CONFIG_SCHEMA = (
cv.Schema(
{
cv.GenerateID(): cv.declare_id(UFireECComponent),
cv.Exclusive(CONF_TEMPERATURE, "temperature"): sensor.sensor_schema(
unit_of_measurement=UNIT_CELSIUS,
device_class=DEVICE_CLASS_TEMPERATURE,
state_class=STATE_CLASS_MEASUREMENT,
accuracy_decimals=1,
),
cv.Optional(CONF_EC): sensor.sensor_schema(
unit_of_measurement=UNIT_MILLISIEMENS_PER_CENTIMETER,
icon=ICON_EMPTY,
device_class=DEVICE_CLASS_EMPTY,
state_class=STATE_CLASS_MEASUREMENT,
accuracy_decimals=1,
),
cv.Exclusive(CONF_TEMPERATURE_SENSOR, "temperature"): cv.use_id(
sensor.Sensor
),
cv.Optional(CONF_TEMPERATURE_COMPENSATION, default=21.0): cv.temperature,
cv.Optional(CONF_TEMPERATURE_COEFFICIENT, default=0.019): cv.float_range(
min=0.01, max=0.04
),
}
)
.extend(cv.polling_component_schema("60s"))
.extend(i2c.i2c_device_schema(0x3C))
)
async def to_code(config):
var = cg.new_Pvariable(config[CONF_ID])
await cg.register_component(var, config)
cg.add(var.set_temperature_compensation(config[CONF_TEMPERATURE_COMPENSATION]))
cg.add(var.set_temperature_coefficient(config[CONF_TEMPERATURE_COEFFICIENT]))
if CONF_TEMPERATURE in config:
sens = await sensor.new_sensor(config[CONF_TEMPERATURE])
cg.add(var.set_temperature_sensor(sens))
if CONF_EC in config:
sens = await sensor.new_sensor(config[CONF_EC])
cg.add(var.set_ec_sensor(sens))
if CONF_TEMPERATURE_SENSOR in config:
sens = await cg.get_variable(config[CONF_TEMPERATURE_SENSOR])
cg.add(var.set_temperature_sensor_external(sens))
await i2c.register_i2c_device(var, config)
UFIRE_EC_CALIBRATE_PROBE_SCHEMA = cv.Schema(
{
cv.GenerateID(): cv.use_id(UFireECComponent),
cv.Required(CONF_SOLUTION): cv.templatable(float),
cv.Required(CONF_TEMPERATURE): cv.templatable(cv.temperature),
}
)
@automation.register_action(
"ufire_ec.calibrate_probe",
UFireECCalibrateProbeAction,
UFIRE_EC_CALIBRATE_PROBE_SCHEMA,
)
async def ufire_ec_calibrate_probe_to_code(config, action_id, template_arg, args):
paren = await cg.get_variable(config[CONF_ID])
var = cg.new_Pvariable(action_id, template_arg, paren)
solution_ = await cg.templatable(config[CONF_SOLUTION], args, float)
temperature_ = await cg.templatable(config[CONF_TEMPERATURE], args, float)
cg.add(var.set_solution(solution_))
cg.add(var.set_temperature(temperature_))
return var
UFIRE_EC_RESET_SCHEMA = cv.Schema(
{
cv.GenerateID(): cv.use_id(UFireECComponent),
}
)
@automation.register_action(
"ufire_ec.reset",
UFireECResetAction,
UFIRE_EC_RESET_SCHEMA,
)
async def ufire_ec_reset_to_code(config, action_id, template_arg, args):
paren = await cg.get_variable(config[CONF_ID])
var = cg.new_Pvariable(action_id, template_arg, paren)
return var

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@ -0,0 +1,119 @@
#include "esphome/core/log.h"
#include "ufire_ec.h"
namespace esphome {
namespace ufire_ec {
static const char *const TAG = "ufire_ec";
void UFireECComponent::setup() {
ESP_LOGCONFIG(TAG, "Setting up uFire_ec...");
uint8_t version;
if (!this->read_byte(REGISTER_VERSION, &version) && version != 0xFF) {
this->mark_failed();
this->status_set_error();
return;
}
ESP_LOGI(TAG, "Found ufire_ec board version 0x%02X", version);
// Write option for temperature adjustments
uint8_t config;
this->read_byte(REGISTER_CONFIG, &config);
if (this->temperature_sensor_ == nullptr && this->temperature_sensor_external_ == nullptr) {
config &= ~CONFIG_TEMP_COMPENSATION;
} else {
config |= CONFIG_TEMP_COMPENSATION;
}
this->write_byte(REGISTER_CONFIG, config);
// Update temperature compensation
this->set_compensation_(this->temperature_compensation_);
this->set_coefficient_(this->temperature_coefficient_);
}
void UFireECComponent::update() {
int wait = 0;
if (this->temperature_sensor_ != nullptr) {
this->write_byte(REGISTER_TASK, COMMAND_MEASURE_TEMP);
wait += 750;
} else if (this->temperature_sensor_external_ != nullptr) {
this->set_temperature_(this->temperature_sensor_external_->state);
}
if (this->ec_sensor_ != nullptr) {
this->write_byte(REGISTER_TASK, COMMAND_MEASURE_EC);
wait += 750;
}
if (wait > 0) {
this->set_timeout("data", wait, [this]() { this->update_internal_(); });
}
}
void UFireECComponent::update_internal_() {
if (this->temperature_sensor_ != nullptr)
this->temperature_sensor_->publish_state(this->measure_temperature_());
if (this->ec_sensor_ != nullptr)
this->ec_sensor_->publish_state(this->measure_ms_());
}
float UFireECComponent::measure_temperature_() { return this->read_data_(REGISTER_TEMP); }
float UFireECComponent::measure_ms_() { return this->read_data_(REGISTER_MS); }
void UFireECComponent::set_solution_(float solution, float temperature) {
solution /= (1 - (this->temperature_coefficient_ * (temperature - 25)));
this->write_data_(REGISTER_SOLUTION, solution);
}
void UFireECComponent::set_compensation_(float temperature) { this->write_data_(REGISTER_COMPENSATION, temperature); }
void UFireECComponent::set_coefficient_(float coefficient) { this->write_data_(REGISTER_COEFFICENT, coefficient); }
void UFireECComponent::set_temperature_(float temperature) { this->write_data_(REGISTER_TEMP, temperature); }
void UFireECComponent::calibrate_probe(float solution, float temperature) {
this->set_solution_(solution, temperature);
this->write_byte(REGISTER_TASK, COMMAND_CALIBRATE_PROBE);
}
void UFireECComponent::reset_board() { this->write_data_(REGISTER_CALIBRATE_OFFSET, NAN); }
float UFireECComponent::read_data_(uint8_t reg) {
float f;
uint8_t temp[4];
this->write(&reg, 1);
delay(10);
for (uint8_t i = 0; i < 4; i++) {
this->read_bytes_raw(temp + i, 1);
}
memcpy(&f, temp, sizeof(f));
return f;
}
void UFireECComponent::write_data_(uint8_t reg, float data) {
uint8_t temp[4];
memcpy(temp, &data, sizeof(data));
this->write_bytes(reg, temp, 4);
delay(10);
}
void UFireECComponent::dump_config() {
ESP_LOGCONFIG(TAG, "uFire-EC");
LOG_I2C_DEVICE(this)
LOG_UPDATE_INTERVAL(this)
LOG_SENSOR(" ", "EC Sensor", this->ec_sensor_)
LOG_SENSOR(" ", "Temperature Sensor", this->temperature_sensor_)
LOG_SENSOR(" ", "Temperature Sensor external", this->temperature_sensor_external_)
ESP_LOGCONFIG(TAG, " Temperature Compensation: %f", this->temperature_compensation_);
ESP_LOGCONFIG(TAG, " Temperature Coefficient: %f", this->temperature_coefficient_);
}
} // namespace ufire_ec
} // namespace esphome

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@ -0,0 +1,87 @@
#pragma once
#include "esphome/core/automation.h"
#include "esphome/core/component.h"
#include "esphome/core/hal.h"
#include "esphome/components/sensor/sensor.h"
#include "esphome/components/i2c/i2c.h"
namespace esphome {
namespace ufire_ec {
static const uint8_t CONFIG_TEMP_COMPENSATION = 0x02;
static const uint8_t REGISTER_VERSION = 0;
static const uint8_t REGISTER_MS = 1;
static const uint8_t REGISTER_TEMP = 5;
static const uint8_t REGISTER_SOLUTION = 9;
static const uint8_t REGISTER_COEFFICENT = 13;
static const uint8_t REGISTER_CALIBRATE_OFFSET = 33;
static const uint8_t REGISTER_COMPENSATION = 45;
static const uint8_t REGISTER_CONFIG = 54;
static const uint8_t REGISTER_TASK = 55;
static const uint8_t COMMAND_CALIBRATE_PROBE = 20;
static const uint8_t COMMAND_MEASURE_TEMP = 40;
static const uint8_t COMMAND_MEASURE_EC = 80;
class UFireECComponent : public PollingComponent, public i2c::I2CDevice {
public:
void setup() override;
void update() override;
void dump_config() override;
void set_temperature_sensor(sensor::Sensor *temperature_sensor) { this->temperature_sensor_ = temperature_sensor; }
void set_temperature_sensor_external(sensor::Sensor *temperature_sensor) {
this->temperature_sensor_external_ = temperature_sensor;
}
void set_ec_sensor(sensor::Sensor *ec_sensor) { this->ec_sensor_ = ec_sensor; }
void set_temperature_compensation(float compensation) { this->temperature_compensation_ = compensation; }
void set_temperature_coefficient(float coefficient) { this->temperature_coefficient_ = coefficient; }
void calibrate_probe(float solution, float temperature);
void reset_board();
protected:
float measure_temperature_();
float measure_ms_();
void set_solution_(float solution, float temperature);
void set_compensation_(float temperature);
void set_coefficient_(float coefficient);
void set_temperature_(float temperature);
float read_data_(uint8_t reg);
void write_data_(uint8_t reg, float data);
void update_internal_();
sensor::Sensor *temperature_sensor_{nullptr};
sensor::Sensor *temperature_sensor_external_{nullptr};
sensor::Sensor *ec_sensor_{nullptr};
float temperature_compensation_{0.0};
float temperature_coefficient_{0.0};
};
template<typename... Ts> class UFireECCalibrateProbeAction : public Action<Ts...> {
public:
UFireECCalibrateProbeAction(UFireECComponent *parent) : parent_(parent) {}
TEMPLATABLE_VALUE(float, solution)
TEMPLATABLE_VALUE(float, temperature)
void play(Ts... x) override {
this->parent_->calibrate_probe(this->solution_.value(x...), this->temperature_.value(x...));
}
protected:
UFireECComponent *parent_;
};
template<typename... Ts> class UFireECResetAction : public Action<Ts...> {
public:
UFireECResetAction(UFireECComponent *parent) : parent_(parent) {}
void play(Ts... x) override { this->parent_->reset_board(); }
protected:
UFireECComponent *parent_;
};
} // namespace ufire_ec
} // namespace esphome

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@ -192,6 +192,7 @@ CONF_DUMMY_RECEIVER_ID = "dummy_receiver_id"
CONF_DUMP = "dump"
CONF_DURATION = "duration"
CONF_EAP = "eap"
CONF_EC = "ec"
CONF_ECHO_PIN = "echo_pin"
CONF_ECO2 = "eco2"
CONF_EFFECT = "effect"
@ -871,6 +872,7 @@ UNIT_MICROSIEMENS_PER_CENTIMETER = "µS/cm"
UNIT_MICROTESLA = "µT"
UNIT_MILLIGRAMS_PER_CUBIC_METER = "mg/m³"
UNIT_MILLISECOND = "ms"
UNIT_MILLISIEMENS_PER_CENTIMETER = "mS/cm"
UNIT_MINUTE = "min"
UNIT_OHM = "Ω"
UNIT_PARTS_PER_BILLION = "ppb"

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@ -369,6 +369,13 @@ sensor:
name: Propane test distance
battery_level:
name: Propane test battery level
- platform: ufire_ec
id: ufire_ec_board
ec:
name: Ufire EC
temperature_sensor: ha_hello_world_temperature
temperature_compensation: 20.0
temperature_coefficient: 0.019
time:
- platform: homeassistant

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@ -243,6 +243,14 @@ sensor:
- platform: copy
source_id: mcp_sensor
name: MCP binary sensor copy
- platform: ufire_ec
id: ufire_ec_board
temperature:
name: Ufire Temperature
ec:
name: Ufire EC
temperature_compensation: 20.0
temperature_coefficient: 0.019
#
# platform sensor.apds9960 requires component apds9960