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Adds support for Goertek SPL06-007 Pressure and Temp sensor
Closes https://github.com/esphome/feature-requests/issues/2413
This commit is contained in:
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4 changed files with 587 additions and 0 deletions
0
esphome/components/spl06_007/__init__.py
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esphome/components/spl06_007/__init__.py
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esphome/components/spl06_007/sensor.py
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esphome/components/spl06_007/sensor.py
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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_OVERSAMPLING,
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CONF_PRESSURE,
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CONF_TEMPERATURE,
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DEVICE_CLASS_PRESSURE,
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DEVICE_CLASS_TEMPERATURE,
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STATE_CLASS_MEASUREMENT,
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UNIT_CELSIUS,
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UNIT_HECTOPASCAL,
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)
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DEPENDENCIES = ["i2c"]
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spl06_007_ns = cg.esphome_ns.namespace("spl06_007")
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SPL06_007Component = spl06_007_ns.class_(
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"SPL06_007Component", cg.PollingComponent, i2c.I2CDevice
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)
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SPL06_007TemperatureOversampling = spl06_007_ns.enum("SPL06_007TemperatureOversampling")
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TEMPERATURE_OVERSAMPLING_OPTIONS = {
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"1X": SPL06_007TemperatureOversampling.SPL06_007_TEMPERATURE_OVERSAMPLING_1X,
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"2X": SPL06_007TemperatureOversampling.SPL06_007_TEMPERATURE_OVERSAMPLING_2X,
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"4X": SPL06_007TemperatureOversampling.SPL06_007_TEMPERATURE_OVERSAMPLING_4X,
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"8X": SPL06_007TemperatureOversampling.SPL06_007_TEMPERATURE_OVERSAMPLING_8X,
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"16X": SPL06_007TemperatureOversampling.SPL06_007_TEMPERATURE_OVERSAMPLING_16X,
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"32X": SPL06_007TemperatureOversampling.SPL06_007_TEMPERATURE_OVERSAMPLING_32X,
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"64X": SPL06_007TemperatureOversampling.SPL06_007_TEMPERATURE_OVERSAMPLING_64X,
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"128X": SPL06_007TemperatureOversampling.SPL06_007_TEMPERATURE_OVERSAMPLING_128X,
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}
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SPL06_007PressureOversampling = spl06_007_ns.enum("SPL06_007PressureOversampling")
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PRESSURE_OVERSAMPLING_OPTIONS = {
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"1X": SPL06_007PressureOversampling.SPL06_007_PRESSURE_OVERSAMPLING_1X,
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"2X": SPL06_007PressureOversampling.SPL06_007_PRESSURE_OVERSAMPLING_2X,
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"4X": SPL06_007PressureOversampling.SPL06_007_PRESSURE_OVERSAMPLING_4X,
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"8X": SPL06_007PressureOversampling.SPL06_007_PRESSURE_OVERSAMPLING_8X,
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"16X": SPL06_007PressureOversampling.SPL06_007_PRESSURE_OVERSAMPLING_16X,
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"32X": SPL06_007PressureOversampling.SPL06_007_PRESSURE_OVERSAMPLING_32X,
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"64X": SPL06_007PressureOversampling.SPL06_007_PRESSURE_OVERSAMPLING_64X,
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"128X": SPL06_007PressureOversampling.SPL06_007_PRESSURE_OVERSAMPLING_128X,
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}
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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(SPL06_007Component),
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cv.Optional(CONF_TEMPERATURE): sensor.sensor_schema(
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unit_of_measurement=UNIT_CELSIUS,
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accuracy_decimals=1,
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device_class=DEVICE_CLASS_TEMPERATURE,
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state_class=STATE_CLASS_MEASUREMENT,
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).extend(
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{
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cv.Optional(CONF_OVERSAMPLING, default="2X"): cv.enum(
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TEMPERATURE_OVERSAMPLING_OPTIONS, upper=True
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),
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}
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),
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cv.Optional(CONF_PRESSURE): sensor.sensor_schema(
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unit_of_measurement=UNIT_HECTOPASCAL,
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accuracy_decimals=1,
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device_class=DEVICE_CLASS_PRESSURE,
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state_class=STATE_CLASS_MEASUREMENT,
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).extend(
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{
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cv.Optional(CONF_OVERSAMPLING, default="2X"): cv.enum(
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PRESSURE_OVERSAMPLING_OPTIONS, upper=True
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),
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}
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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(0x76))
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)
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async def to_code(config):
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var = cg.new_Pvariable(config[CONF_ID])
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await cg.register_component(var, config)
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await i2c.register_i2c_device(var, config)
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if temperature_config := config.get(CONF_TEMPERATURE):
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sens = await sensor.new_sensor(temperature_config)
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cg.add(var.set_temperature_sensor(sens))
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cg.add(var.set_temperature_oversampling(temperature_config[CONF_OVERSAMPLING]))
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if pressure_config := config.get(CONF_PRESSURE):
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sens = await sensor.new_sensor(pressure_config)
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cg.add(var.set_pressure_sensor(sens))
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cg.add(var.set_pressure_oversampling(pressure_config[CONF_OVERSAMPLING]))
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394
esphome/components/spl06_007/spl06_007.cpp
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esphome/components/spl06_007/spl06_007.cpp
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#include "spl06_007.h"
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#include "esphome/core/hal.h"
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#include "esphome/core/log.h"
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namespace esphome {
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namespace spl06_007 {
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static const char *const TAG = "spl06_007.sensor";
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// coefficient registers
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static const uint8_t SPL06_007_REGISTER_C0 = 0x10;
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static const uint8_t SPL06_007_REGISTER_C0_C1 = 0x11;
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static const uint8_t SPL06_007_REGISTER_C1 = 0x12;
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static const uint8_t SPL06_007_REGISTER_C00_13 = 0x13;
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static const uint8_t SPL06_007_REGISTER_C00_14 = 0x14;
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static const uint8_t SPL06_007_REGISTER_C00_C10 = 0x15;
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static const uint8_t SPL06_007_REGISTER_C10_16 = 0x16;
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static const uint8_t SPL06_007_REGISTER_C10_17 = 0x17;
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static const uint8_t SPL06_007_REGISTER_C01_18 = 0x18;
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static const uint8_t SPL06_007_REGISTER_C01_19 = 0x19;
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static const uint8_t SPL06_007_REGISTER_C11_1A = 0x1A;
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static const uint8_t SPL06_007_REGISTER_C11_1B = 0x1B;
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static const uint8_t SPL06_007_REGISTER_C20_1C = 0x1C;
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static const uint8_t SPL06_007_REGISTER_C20_1D = 0x1D;
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static const uint8_t SPL06_007_REGISTER_C21_1E = 0x1E;
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static const uint8_t SPL06_007_REGISTER_C21_1F = 0x1F;
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static const uint8_t SPL06_007_REGISTER_C30_20 = 0x20;
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static const uint8_t SPL06_007_REGISTER_C30_21 = 0x21;
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// setup related
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static const uint8_t SPL06_007_REGISTER_RESET = 0x0C;
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static const uint8_t SPL06_007_SOFT_RESET = 0b1001;
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static const uint8_t SPL06_007_REGISTER_CHIP_ID = 0x0D;
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static const uint8_t SPL06_007_REGISTER_STATUS = 0x08;
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static const uint8_t SPL06_007_STATUS_READY = 0b11;
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static const uint8_t SPL06_007_REGISTER_PRS_CFG = 0x06;
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static const uint8_t SPL06_007_REGISTER_TMP_CFG = 0x07;
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// measurements
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static const uint8_t SPL06_007_REGISTER_MEASUREMENTS = 0x00;
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static const char *oversampling_to_str(SPL06_007PressureOversampling oversampling) {
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switch (oversampling) {
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case SPL06_007_PRESSURE_OVERSAMPLING_1X:
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return "1x";
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case SPL06_007_PRESSURE_OVERSAMPLING_2X:
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return "2x";
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case SPL06_007_PRESSURE_OVERSAMPLING_4X:
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return "4x";
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case SPL06_007_PRESSURE_OVERSAMPLING_8X:
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return "8x";
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case SPL06_007_PRESSURE_OVERSAMPLING_16X:
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return "16x";
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case SPL06_007_PRESSURE_OVERSAMPLING_32X:
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return "32x";
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case SPL06_007_PRESSURE_OVERSAMPLING_64X:
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return "64x";
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case SPL06_007_PRESSURE_OVERSAMPLING_128X:
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return "128x";
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default:
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return "UNKNOWN";
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}
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}
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static const char *oversampling_to_str(SPL06_007TemperatureOversampling oversampling) {
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switch (oversampling) {
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case SPL06_007_TEMPERATURE_OVERSAMPLING_1X:
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return "1x";
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case SPL06_007_TEMPERATURE_OVERSAMPLING_2X:
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return "2x";
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case SPL06_007_TEMPERATURE_OVERSAMPLING_4X:
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return "4x";
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case SPL06_007_TEMPERATURE_OVERSAMPLING_8X:
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return "8x";
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case SPL06_007_TEMPERATURE_OVERSAMPLING_16X:
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return "16x";
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case SPL06_007_TEMPERATURE_OVERSAMPLING_32X:
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return "32x";
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case SPL06_007_TEMPERATURE_OVERSAMPLING_64X:
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return "64x";
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case SPL06_007_TEMPERATURE_OVERSAMPLING_128X:
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return "128x";
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default:
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return "UNKNOWN";
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}
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}
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void SPL06_007Component::setup() {
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ESP_LOGCONFIG(TAG, "Setting up SPL06-007...");
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uint8_t chip_id = 0;
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// Mark as not failed before initializing. Some devices will turn off sensors to save on batteries
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// and when they come back on, the COMPONENT_STATE_FAILED bit must be unset on the component.
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if ((this->component_state_ & COMPONENT_STATE_MASK) == COMPONENT_STATE_FAILED) {
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this->component_state_ &= ~COMPONENT_STATE_MASK;
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this->component_state_ |= COMPONENT_STATE_CONSTRUCTION;
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}
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if (!this->read_byte(SPL06_007_REGISTER_CHIP_ID, &chip_id)) {
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this->error_code_ = COMMUNICATION_FAILED;
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this->mark_failed();
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return;
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}
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if (chip_id != 0x10) {
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ESP_LOGE(TAG, "Device Chip ID should be 0x10 but is: %hhu", chip_id);
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this->error_code_ = WRONG_CHIP_ID;
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this->mark_failed();
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return;
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}
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// Send a soft reset.
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if (!this->write_byte(SPL06_007_REGISTER_RESET, SPL06_007_SOFT_RESET)) {
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this->mark_failed();
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return;
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}
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// Wait until the NVM data has finished loading.
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uint8_t status;
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uint8_t retry = 10;
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do {
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ESP_LOGI(TAG, "retry is %d", retry);
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delay(5); // this seems to be the bare minimum value
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if (!this->read_byte(SPL06_007_REGISTER_STATUS, &status)) {
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ESP_LOGW(TAG, "Error reading status register.");
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this->mark_failed();
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return;
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}
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} while (((status >> 6) ^ SPL06_007_STATUS_READY) && (--retry));
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if ((status >> 6) ^ SPL06_007_STATUS_READY) {
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ESP_LOGW(TAG, "Timeout loading NVM.");
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this->mark_failed();
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return;
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}
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// Read calibration temperature calibration
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int16_t c0;
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uint8_t c0_msb = read_u8_(SPL06_007_REGISTER_C0);
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uint8_t c0_lsb_c1_msb = read_u8_(SPL06_007_REGISTER_C0_C1);
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uint8_t c1_lsb = read_u8_(SPL06_007_REGISTER_C1);
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c0 = ((c0_msb << 4) | (c0_lsb_c1_msb >> 4));
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if (c0 & (1 << 11)) // Check for 2's complement negative number
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c0 = c0 | 0XF000; // Set left bits to one for 2's complement conversion of negative number
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ESP_LOGV(TAG, "C0:" BYTE_TO_BINARY_PATTERN, BYTE_TO_BINARY(c0));
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this->calibration_.c0 = c0;
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// c1
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int16_t c1;
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c1 = (((c0_lsb_c1_msb & 0XF) << 8) | c1_lsb);
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if (c1 & (1 << 11)) { // Check for 2's complement negative number
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c1 = c1 | 0XF000; // Set left bits to one for 2's complement conversion of negative number
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}
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ESP_LOGV(TAG, "C1:" BYTE_TO_BINARY_PATTERN, BYTE_TO_BINARY(c1));
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this->calibration_.c1 = c1;
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// Read pressure calibration
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// c00
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uint8_t c00_msb = read_u8_(SPL06_007_REGISTER_C00_13);
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uint8_t c00_lsb = read_u8_(SPL06_007_REGISTER_C00_14);
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uint8_t c00_c10 = read_u8_(SPL06_007_REGISTER_C00_C10);
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uint8_t c00_xlsb = c00_c10 >> 4;
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int32_t c00 = (((c00_msb << 8) | c00_lsb) << 4) | c00_xlsb;
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if (c00 >> 19) {
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c00 = c00 | 0XFFF00000;
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} // Set left bits to one for 2's complement conversion of negative number
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this->calibration_.c00 = c00;
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ESP_LOGD(TAG, "C00: %d", this->calibration_.c00);
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// c10
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int32_t c10;
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uint8_t c10_lsb = read_u8_(SPL06_007_REGISTER_C10_16);
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uint8_t c10_xlsb = read_u8_(SPL06_007_REGISTER_C10_17);
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c10 = ((((c00_c10 & 0b00001111) << 8) | c10_lsb) << 8) | c10_xlsb;
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if (c10 >> 19)
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c10 = c10 | 0XFFF00000; // Set left bits to one for 2's complement conversion of negative number
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this->calibration_.c10 = c10;
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ESP_LOGD(TAG, "C10: %d", this->calibration_.c10);
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// c01
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uint8_t c01_msb = read_u8_(SPL06_007_REGISTER_C01_18);
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uint8_t c01_lsb = read_u8_(SPL06_007_REGISTER_C01_19);
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this->calibration_.c01 = (c01_msb << 8) | c01_lsb;
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ESP_LOGD(TAG, "C01: %d", this->calibration_.c01);
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// c11
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uint8_t c11_msb = read_u8_(SPL06_007_REGISTER_C11_1A);
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uint8_t c11_lsb = read_u8_(SPL06_007_REGISTER_C11_1B);
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this->calibration_.c11 = (c11_msb << 8) | c11_lsb;
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ESP_LOGD(TAG, "C11: %d", this->calibration_.c11);
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// c20
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uint8_t c20_msb = read_u8_(SPL06_007_REGISTER_C20_1C);
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uint8_t c20_lsb = read_u8_(SPL06_007_REGISTER_C20_1D);
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this->calibration_.c20 = (c20_msb << 8) | c20_lsb;
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ESP_LOGD(TAG, "C20: %d", this->calibration_.c20);
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// c21
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uint8_t c21_msb = read_u8_(SPL06_007_REGISTER_C21_1E);
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||||||
|
uint8_t c21_lsb = read_u8_(SPL06_007_REGISTER_C21_1F);
|
||||||
|
this->calibration_.c21 = (c21_msb << 8) | c21_lsb;
|
||||||
|
ESP_LOGD(TAG, "C21: %d", this->calibration_.c21);
|
||||||
|
|
||||||
|
// c30
|
||||||
|
uint8_t c30_msb = read_u8_(SPL06_007_REGISTER_C30_20);
|
||||||
|
uint8_t c30_lsb = read_u8_(SPL06_007_REGISTER_C30_21);
|
||||||
|
this->calibration_.c30 = (c30_msb << 8) | c30_lsb;
|
||||||
|
ESP_LOGD(TAG, "C30: %d", this->calibration_.c30);
|
||||||
|
|
||||||
|
// set temperature sampling
|
||||||
|
uint8_t tmp_cfg = 0;
|
||||||
|
|
||||||
|
tmp_cfg |= 0b1 << 7; // external sensor (always)
|
||||||
|
tmp_cfg |= (0b000) << 4; // 1 measurement per second
|
||||||
|
tmp_cfg |= (0b0) << 3; // reserved
|
||||||
|
tmp_cfg |= (this->temperature_oversampling_);
|
||||||
|
|
||||||
|
ESP_LOGD(TAG, "TMP_CFG:" BYTE_TO_BINARY_PATTERN, BYTE_TO_BINARY(tmp_cfg));
|
||||||
|
|
||||||
|
this->write_byte(SPL06_007_REGISTER_TMP_CFG, tmp_cfg);
|
||||||
|
|
||||||
|
// set pressure sampling
|
||||||
|
uint8_t prs_cfg = 0;
|
||||||
|
|
||||||
|
prs_cfg |= 0b0 << 7; // reserved
|
||||||
|
prs_cfg |= (0b000) << 4; // 1 measurement per second
|
||||||
|
prs_cfg |= (this->pressure_oversampling_);
|
||||||
|
|
||||||
|
ESP_LOGD(TAG, "PRS_CFG:" BYTE_TO_BINARY_PATTERN, BYTE_TO_BINARY(prs_cfg));
|
||||||
|
|
||||||
|
this->write_byte(SPL06_007_REGISTER_PRS_CFG, prs_cfg);
|
||||||
|
}
|
||||||
|
void SPL06_007Component::dump_config() {
|
||||||
|
ESP_LOGCONFIG(TAG, "SPL06-007:");
|
||||||
|
LOG_I2C_DEVICE(this);
|
||||||
|
switch (this->error_code_) {
|
||||||
|
case COMMUNICATION_FAILED:
|
||||||
|
ESP_LOGW(TAG, "Communication with SPL06-007 failed!");
|
||||||
|
break;
|
||||||
|
case WRONG_CHIP_ID:
|
||||||
|
ESP_LOGW(TAG, "SPL06-007 has wrong chip ID! Is it a SPL06-007?");
|
||||||
|
break;
|
||||||
|
case NONE:
|
||||||
|
default:
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
LOG_UPDATE_INTERVAL(this);
|
||||||
|
|
||||||
|
LOG_SENSOR(" ", "Temperature", this->temperature_sensor_);
|
||||||
|
ESP_LOGCONFIG(TAG, " Oversampling: %s", oversampling_to_str(this->temperature_oversampling_));
|
||||||
|
LOG_SENSOR(" ", "Pressure", this->pressure_sensor_);
|
||||||
|
ESP_LOGCONFIG(TAG, " Oversampling: %s", oversampling_to_str(this->pressure_oversampling_));
|
||||||
|
}
|
||||||
|
float SPL06_007Component::get_setup_priority() const { return setup_priority::DATA; }
|
||||||
|
|
||||||
|
template<class T> uint8_t oversampling_to_time(T over_sampling) { return (1 << uint8_t(over_sampling)); }
|
||||||
|
|
||||||
|
template<class T> double_t oversampling_to_factor(T over_sampling) {
|
||||||
|
uint8_t idx = 1 << uint8_t(over_sampling);
|
||||||
|
switch (idx) {
|
||||||
|
case 1:
|
||||||
|
return 524288.0;
|
||||||
|
case 2:
|
||||||
|
return 1572864.0;
|
||||||
|
case 4:
|
||||||
|
return 3670016.0;
|
||||||
|
case 8:
|
||||||
|
return 7864320.0;
|
||||||
|
case 16:
|
||||||
|
return 253952.0;
|
||||||
|
case 32:
|
||||||
|
return 516096.0;
|
||||||
|
case 64:
|
||||||
|
return 1040384.0;
|
||||||
|
case 128:
|
||||||
|
return 2088960.0;
|
||||||
|
}
|
||||||
|
return NAN;
|
||||||
|
}
|
||||||
|
|
||||||
|
void SPL06_007Component::update() {
|
||||||
|
// Enable sensor
|
||||||
|
ESP_LOGI(TAG, "Configured Temp Oversampling is: %hhu", oversampling_to_time(this->temperature_oversampling_));
|
||||||
|
ESP_LOGI(TAG, "Configured Pressure Oversampling: %hhu", oversampling_to_time(this->pressure_oversampling_));
|
||||||
|
|
||||||
|
ESP_LOGI(TAG, "Sending conversion request...");
|
||||||
|
if (!this->write_byte(SPL06_007_REGISTER_STATUS, 0b111)) {
|
||||||
|
this->status_set_warning();
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
this->set_timeout("data", 10, [this]() {
|
||||||
|
uint8_t data[6];
|
||||||
|
// uint8_t press_data[6];
|
||||||
|
if (!this->read_bytes(SPL06_007_REGISTER_MEASUREMENTS, data, 6)) {
|
||||||
|
ESP_LOGE(TAG, "Error reading temperature measurement registers.");
|
||||||
|
this->status_set_warning();
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
float temperature = this->read_temperature_(data);
|
||||||
|
if (std::isnan(temperature)) {
|
||||||
|
ESP_LOGW(TAG, "Invalid temperature, cannot read pressure values.");
|
||||||
|
this->status_set_warning();
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
float pressure = this->read_pressure_(data);
|
||||||
|
|
||||||
|
ESP_LOGV(TAG, "Got temperature=%.1f°C pressure=%.1fhPa", temperature, pressure);
|
||||||
|
if (this->temperature_sensor_ != nullptr)
|
||||||
|
this->temperature_sensor_->publish_state(temperature);
|
||||||
|
if (this->pressure_sensor_ != nullptr)
|
||||||
|
this->pressure_sensor_->publish_state(pressure);
|
||||||
|
this->status_clear_warning();
|
||||||
|
});
|
||||||
|
}
|
||||||
|
|
||||||
|
int32_t get_temp_raw_(const uint8_t *data) {
|
||||||
|
int32_t tRaw;
|
||||||
|
tRaw = (data[3] << 8) | data[4];
|
||||||
|
tRaw = (tRaw << 8) | data[5];
|
||||||
|
|
||||||
|
if (tRaw & (1 << 23))
|
||||||
|
tRaw = tRaw | 0XFF000000; // Set left bits to one for 2's complement conversion of negative number
|
||||||
|
|
||||||
|
return tRaw;
|
||||||
|
}
|
||||||
|
|
||||||
|
double get_temp_raw_sc(const int32_t tRaw, const double temp_compensation_factor) {
|
||||||
|
return (double(tRaw) / temp_compensation_factor);
|
||||||
|
}
|
||||||
|
|
||||||
|
float SPL06_007Component::read_temperature_(const uint8_t *data) {
|
||||||
|
int32_t tRaw = get_temp_raw_(data);
|
||||||
|
ESP_LOGD(TAG, "Raw Temperature: %f, comp: %f", double(tRaw), double(this->temp_compensation_factor_));
|
||||||
|
double tRawSc = get_temp_raw_sc(double(tRaw), this->temp_compensation_factor_);
|
||||||
|
ESP_LOGD(TAG, "Raw Temperature SC: %f", tRawSc);
|
||||||
|
|
||||||
|
float temp = double(this->calibration_.c0) * 0.5f + double(this->calibration_.c1) * tRawSc;
|
||||||
|
ESP_LOGD(TAG, "Temperature: %f", temp);
|
||||||
|
return temp;
|
||||||
|
}
|
||||||
|
|
||||||
|
float SPL06_007Component::read_pressure_(const uint8_t *data) {
|
||||||
|
// start by recalculating tRawSc
|
||||||
|
int32_t tRaw = get_temp_raw_(data);
|
||||||
|
double tRawSc = get_temp_raw_sc(tRaw, this->temp_compensation_factor_);
|
||||||
|
|
||||||
|
// then read pressure data
|
||||||
|
int32_t pRaw;
|
||||||
|
pRaw = (data[0] << 8) | data[1];
|
||||||
|
pRaw = (pRaw << 8) | data[2];
|
||||||
|
|
||||||
|
if (pRaw & (1 << 23))
|
||||||
|
pRaw = pRaw | 0XFF000000; // Set left bits to one for 2's complement conversion of negative number
|
||||||
|
|
||||||
|
double pRawSc = double(pRaw) / this->pressure_compensation_factor_;
|
||||||
|
ESP_LOGD(TAG, "Raw Temperature SC: %f, Pressure Compensation Factor: %f, Raw Pressure: %d, Compensated Pressure: %f",
|
||||||
|
double(tRawSc), this->pressure_compensation_factor_, pRaw, pRawSc);
|
||||||
|
|
||||||
|
double pcomp = double(this->calibration_.c00) +
|
||||||
|
pRawSc * (double(this->calibration_.c10) +
|
||||||
|
pRawSc * (double(this->calibration_.c20) + pRawSc * double(this->calibration_.c30))) +
|
||||||
|
tRawSc * double(this->calibration_.c01) +
|
||||||
|
tRawSc * pRawSc * (double(this->calibration_.c11) + pRawSc * double(this->calibration_.c21));
|
||||||
|
ESP_LOGD(TAG, "Pressure: %f", pcomp / 100);
|
||||||
|
return pcomp / 100;
|
||||||
|
}
|
||||||
|
|
||||||
|
void SPL06_007Component::set_temperature_oversampling(SPL06_007TemperatureOversampling temperature_over_sampling) {
|
||||||
|
this->temperature_oversampling_ = temperature_over_sampling;
|
||||||
|
this->temp_compensation_factor_ = oversampling_to_factor(temperature_over_sampling);
|
||||||
|
}
|
||||||
|
void SPL06_007Component::set_pressure_oversampling(SPL06_007PressureOversampling pressure_over_sampling) {
|
||||||
|
this->pressure_oversampling_ = pressure_over_sampling;
|
||||||
|
this->pressure_compensation_factor_ = oversampling_to_factor(pressure_over_sampling);
|
||||||
|
}
|
||||||
|
|
||||||
|
uint8_t SPL06_007Component::read_u8_(uint8_t a_register) {
|
||||||
|
uint8_t data = 0;
|
||||||
|
this->read_byte(a_register, &data);
|
||||||
|
return data;
|
||||||
|
}
|
||||||
|
|
||||||
|
} // namespace spl06_007
|
||||||
|
} // namespace esphome
|
98
esphome/components/spl06_007/spl06_007.h
Normal file
98
esphome/components/spl06_007/spl06_007.h
Normal file
|
@ -0,0 +1,98 @@
|
||||||
|
#pragma once
|
||||||
|
|
||||||
|
#include "esphome/core/component.h"
|
||||||
|
#include "esphome/components/sensor/sensor.h"
|
||||||
|
#include "esphome/components/i2c/i2c.h"
|
||||||
|
|
||||||
|
namespace esphome {
|
||||||
|
namespace spl06_007 {
|
||||||
|
|
||||||
|
/// Internal struct storing the calibration values of an SPL06-007.
|
||||||
|
struct SPL06_007CalibrationData {
|
||||||
|
// temperature calibration coefficients
|
||||||
|
int16_t c0;
|
||||||
|
int16_t c1;
|
||||||
|
|
||||||
|
// pressure calibration coefficients
|
||||||
|
int32_t c00;
|
||||||
|
int32_t c10;
|
||||||
|
int16_t c01;
|
||||||
|
int16_t c11;
|
||||||
|
int16_t c20;
|
||||||
|
int16_t c21;
|
||||||
|
int16_t c30;
|
||||||
|
};
|
||||||
|
|
||||||
|
/** Enum listing all Temperature Oversampling values for the SPL06-007.
|
||||||
|
*
|
||||||
|
* Oversampling basically means measuring a condition multiple times. Higher oversampling
|
||||||
|
* values therefore increase the time required to read sensor values but increase accuracy.
|
||||||
|
*/
|
||||||
|
enum SPL06_007TemperatureOversampling {
|
||||||
|
SPL06_007_TEMPERATURE_OVERSAMPLING_1X = 0b000, // default
|
||||||
|
SPL06_007_TEMPERATURE_OVERSAMPLING_2X = 0b001,
|
||||||
|
SPL06_007_TEMPERATURE_OVERSAMPLING_4X = 0b010,
|
||||||
|
SPL06_007_TEMPERATURE_OVERSAMPLING_8X = 0b011,
|
||||||
|
SPL06_007_TEMPERATURE_OVERSAMPLING_16X = 0b100,
|
||||||
|
SPL06_007_TEMPERATURE_OVERSAMPLING_32X = 0b101,
|
||||||
|
SPL06_007_TEMPERATURE_OVERSAMPLING_64X = 0b110,
|
||||||
|
SPL06_007_TEMPERATURE_OVERSAMPLING_128X = 0b111,
|
||||||
|
};
|
||||||
|
|
||||||
|
/** Enum listing all Pressure Oversampling values for the SPL06-007.
|
||||||
|
*
|
||||||
|
* Oversampling basically means measuring a condition multiple times. Higher oversampling
|
||||||
|
* values therefore increase the time required to read sensor values but increase accuracy.
|
||||||
|
* Note oversampling above 8 requires use of interrupts and are not yet supported
|
||||||
|
*/
|
||||||
|
|
||||||
|
enum SPL06_007PressureOversampling {
|
||||||
|
SPL06_007_PRESSURE_OVERSAMPLING_1X = 0b0000,
|
||||||
|
SPL06_007_PRESSURE_OVERSAMPLING_2X = 0b0001, // Low Power.
|
||||||
|
SPL06_007_PRESSURE_OVERSAMPLING_4X = 0b0010,
|
||||||
|
SPL06_007_PRESSURE_OVERSAMPLING_8X = 0b0011,
|
||||||
|
SPL06_007_PRESSURE_OVERSAMPLING_16X = 0b0100, // Standard.
|
||||||
|
SPL06_007_PRESSURE_OVERSAMPLING_32X = 0b0101,
|
||||||
|
SPL06_007_PRESSURE_OVERSAMPLING_64X = 0b0110, // High Precision
|
||||||
|
SPL06_007_PRESSURE_OVERSAMPLING_128X = 0b0111
|
||||||
|
};
|
||||||
|
|
||||||
|
/// This class implements support for the SPL06-007 Temperature+Pressure i2c sensor.
|
||||||
|
class SPL06_007Component : public PollingComponent, public i2c::I2CDevice {
|
||||||
|
public:
|
||||||
|
void set_temperature_sensor(sensor::Sensor *temperature_sensor) { temperature_sensor_ = temperature_sensor; }
|
||||||
|
void set_pressure_sensor(sensor::Sensor *pressure_sensor) { pressure_sensor_ = pressure_sensor; }
|
||||||
|
|
||||||
|
/// Set the oversampling value for the temperature sensor. Default is 2x.
|
||||||
|
void set_temperature_oversampling(SPL06_007TemperatureOversampling temperature_over_sampling);
|
||||||
|
/// Set the oversampling value for the pressure sensor. Default is 2x.
|
||||||
|
void set_pressure_oversampling(SPL06_007PressureOversampling pressure_over_sampling);
|
||||||
|
|
||||||
|
// ========== INTERNAL METHODS ==========
|
||||||
|
// (In most use cases you won't need these)
|
||||||
|
void setup() override;
|
||||||
|
void dump_config() override;
|
||||||
|
float get_setup_priority() const override;
|
||||||
|
void update() override;
|
||||||
|
|
||||||
|
protected:
|
||||||
|
float read_temperature_(const uint8_t *data);
|
||||||
|
float read_pressure_(const uint8_t *data);
|
||||||
|
uint8_t read_u8_(uint8_t a_register);
|
||||||
|
|
||||||
|
SPL06_007CalibrationData calibration_;
|
||||||
|
SPL06_007TemperatureOversampling temperature_oversampling_{SPL06_007_TEMPERATURE_OVERSAMPLING_16X};
|
||||||
|
SPL06_007PressureOversampling pressure_oversampling_{SPL06_007_PRESSURE_OVERSAMPLING_16X};
|
||||||
|
double_t temp_compensation_factor_{0};
|
||||||
|
double_t pressure_compensation_factor_{0};
|
||||||
|
sensor::Sensor *temperature_sensor_{nullptr};
|
||||||
|
sensor::Sensor *pressure_sensor_{nullptr};
|
||||||
|
enum ErrorCode {
|
||||||
|
NONE = 0,
|
||||||
|
COMMUNICATION_FAILED,
|
||||||
|
WRONG_CHIP_ID,
|
||||||
|
} error_code_{NONE};
|
||||||
|
};
|
||||||
|
|
||||||
|
} // namespace spl06_007
|
||||||
|
} // namespace esphome
|
Loading…
Reference in a new issue