BME280 SPI (#5538)

* bme spi finally

* linter

* CO

* tidy

* lint

* tidy [2]

* tidy[-1]

* final solution

* Update test1.yaml

remove failed test

* Update test1.1.yaml

add test to another file with free GPIO5 pin

* fix spi read bytes

* fix tests

* rename bme280 to bme280_i2c
This commit is contained in:
Andrey Bodrov 2024-01-10 07:31:38 +03:00 committed by GitHub
parent fcd549e5b6
commit 4b783c0372
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GPG key ID: 4AEE18F83AFDEB23
15 changed files with 350 additions and 154 deletions

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@ -54,6 +54,8 @@ esphome/components/bl0940/* @tobias-
esphome/components/bl0942/* @dbuezas esphome/components/bl0942/* @dbuezas
esphome/components/ble_client/* @buxtronix @clydebarrow esphome/components/ble_client/* @buxtronix @clydebarrow
esphome/components/bluetooth_proxy/* @jesserockz esphome/components/bluetooth_proxy/* @jesserockz
esphome/components/bme280_base/* @esphome/core
esphome/components/bme280_spi/* @apbodrov
esphome/components/bme680_bsec/* @trvrnrth esphome/components/bme680_bsec/* @trvrnrth
esphome/components/bmi160/* @flaviut esphome/components/bmi160/* @flaviut
esphome/components/bmp3xx/* @martgras esphome/components/bmp3xx/* @martgras

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@ -1,116 +0,0 @@
import esphome.codegen as cg
import esphome.config_validation as cv
from esphome.components import i2c, sensor
from esphome.const import (
CONF_HUMIDITY,
CONF_ID,
CONF_IIR_FILTER,
CONF_OVERSAMPLING,
CONF_PRESSURE,
CONF_TEMPERATURE,
DEVICE_CLASS_HUMIDITY,
DEVICE_CLASS_PRESSURE,
DEVICE_CLASS_TEMPERATURE,
STATE_CLASS_MEASUREMENT,
UNIT_CELSIUS,
UNIT_HECTOPASCAL,
UNIT_PERCENT,
)
DEPENDENCIES = ["i2c"]
bme280_ns = cg.esphome_ns.namespace("bme280")
BME280Oversampling = bme280_ns.enum("BME280Oversampling")
OVERSAMPLING_OPTIONS = {
"NONE": BME280Oversampling.BME280_OVERSAMPLING_NONE,
"1X": BME280Oversampling.BME280_OVERSAMPLING_1X,
"2X": BME280Oversampling.BME280_OVERSAMPLING_2X,
"4X": BME280Oversampling.BME280_OVERSAMPLING_4X,
"8X": BME280Oversampling.BME280_OVERSAMPLING_8X,
"16X": BME280Oversampling.BME280_OVERSAMPLING_16X,
}
BME280IIRFilter = bme280_ns.enum("BME280IIRFilter")
IIR_FILTER_OPTIONS = {
"OFF": BME280IIRFilter.BME280_IIR_FILTER_OFF,
"2X": BME280IIRFilter.BME280_IIR_FILTER_2X,
"4X": BME280IIRFilter.BME280_IIR_FILTER_4X,
"8X": BME280IIRFilter.BME280_IIR_FILTER_8X,
"16X": BME280IIRFilter.BME280_IIR_FILTER_16X,
}
BME280Component = bme280_ns.class_(
"BME280Component", cg.PollingComponent, i2c.I2CDevice
)
CONFIG_SCHEMA = (
cv.Schema(
{
cv.GenerateID(): cv.declare_id(BME280Component),
cv.Optional(CONF_TEMPERATURE): sensor.sensor_schema(
unit_of_measurement=UNIT_CELSIUS,
accuracy_decimals=1,
device_class=DEVICE_CLASS_TEMPERATURE,
state_class=STATE_CLASS_MEASUREMENT,
).extend(
{
cv.Optional(CONF_OVERSAMPLING, default="16X"): cv.enum(
OVERSAMPLING_OPTIONS, upper=True
),
}
),
cv.Optional(CONF_PRESSURE): sensor.sensor_schema(
unit_of_measurement=UNIT_HECTOPASCAL,
accuracy_decimals=1,
device_class=DEVICE_CLASS_PRESSURE,
state_class=STATE_CLASS_MEASUREMENT,
).extend(
{
cv.Optional(CONF_OVERSAMPLING, default="16X"): cv.enum(
OVERSAMPLING_OPTIONS, upper=True
),
}
),
cv.Optional(CONF_HUMIDITY): sensor.sensor_schema(
unit_of_measurement=UNIT_PERCENT,
accuracy_decimals=1,
device_class=DEVICE_CLASS_HUMIDITY,
state_class=STATE_CLASS_MEASUREMENT,
).extend(
{
cv.Optional(CONF_OVERSAMPLING, default="16X"): cv.enum(
OVERSAMPLING_OPTIONS, upper=True
),
}
),
cv.Optional(CONF_IIR_FILTER, default="OFF"): cv.enum(
IIR_FILTER_OPTIONS, upper=True
),
}
)
.extend(cv.polling_component_schema("60s"))
.extend(i2c.i2c_device_schema(0x77))
)
async def to_code(config):
var = cg.new_Pvariable(config[CONF_ID])
await cg.register_component(var, config)
await i2c.register_i2c_device(var, config)
if temperature_config := config.get(CONF_TEMPERATURE):
sens = await sensor.new_sensor(temperature_config)
cg.add(var.set_temperature_sensor(sens))
cg.add(var.set_temperature_oversampling(temperature_config[CONF_OVERSAMPLING]))
if pressure_config := config.get(CONF_PRESSURE):
sens = await sensor.new_sensor(pressure_config)
cg.add(var.set_pressure_sensor(sens))
cg.add(var.set_pressure_oversampling(pressure_config[CONF_OVERSAMPLING]))
if humidity_config := config.get(CONF_HUMIDITY):
sens = await sensor.new_sensor(humidity_config)
cg.add(var.set_humidity_sensor(sens))
cg.add(var.set_humidity_oversampling(humidity_config[CONF_OVERSAMPLING]))
cg.add(var.set_iir_filter(config[CONF_IIR_FILTER]))

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@ -0,0 +1 @@
CODEOWNERS = ["@esphome/core"]

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@ -1,9 +1,14 @@
#include "bme280.h" #include <cmath>
#include <cstdint>
#include "bme280_base.h"
#include "esphome/core/hal.h" #include "esphome/core/hal.h"
#include "esphome/core/log.h" #include "esphome/core/log.h"
#include <esphome/components/sensor/sensor.h>
#include <esphome/core/component.h>
namespace esphome { namespace esphome {
namespace bme280 { namespace bme280_base {
static const char *const TAG = "bme280.sensor"; static const char *const TAG = "bme280.sensor";
@ -46,7 +51,24 @@ static const uint8_t BME280_STATUS_IM_UPDATE = 0b01;
inline uint16_t combine_bytes(uint8_t msb, uint8_t lsb) { return ((msb & 0xFF) << 8) | (lsb & 0xFF); } inline uint16_t combine_bytes(uint8_t msb, uint8_t lsb) { return ((msb & 0xFF) << 8) | (lsb & 0xFF); }
static const char *oversampling_to_str(BME280Oversampling oversampling) { const char *iir_filter_to_str(BME280IIRFilter filter) { // NOLINT
switch (filter) {
case BME280_IIR_FILTER_OFF:
return "OFF";
case BME280_IIR_FILTER_2X:
return "2x";
case BME280_IIR_FILTER_4X:
return "4x";
case BME280_IIR_FILTER_8X:
return "8x";
case BME280_IIR_FILTER_16X:
return "16x";
default:
return "UNKNOWN";
}
}
const char *oversampling_to_str(BME280Oversampling oversampling) { // NOLINT
switch (oversampling) { switch (oversampling) {
case BME280_OVERSAMPLING_NONE: case BME280_OVERSAMPLING_NONE:
return "None"; return "None";
@ -65,23 +87,6 @@ static const char *oversampling_to_str(BME280Oversampling oversampling) {
} }
} }
static const char *iir_filter_to_str(BME280IIRFilter filter) {
switch (filter) {
case BME280_IIR_FILTER_OFF:
return "OFF";
case BME280_IIR_FILTER_2X:
return "2x";
case BME280_IIR_FILTER_4X:
return "4x";
case BME280_IIR_FILTER_8X:
return "8x";
case BME280_IIR_FILTER_16X:
return "16x";
default:
return "UNKNOWN";
}
}
void BME280Component::setup() { void BME280Component::setup() {
ESP_LOGCONFIG(TAG, "Setting up BME280..."); ESP_LOGCONFIG(TAG, "Setting up BME280...");
uint8_t chip_id = 0; uint8_t chip_id = 0;
@ -112,7 +117,7 @@ void BME280Component::setup() {
// Wait until the NVM data has finished loading. // Wait until the NVM data has finished loading.
uint8_t status; uint8_t status;
uint8_t retry = 5; uint8_t retry = 5;
do { do { // NOLINT
delay(2); delay(2);
if (!this->read_byte(BME280_REGISTER_STATUS, &status)) { if (!this->read_byte(BME280_REGISTER_STATUS, &status)) {
ESP_LOGW(TAG, "Error reading status register."); ESP_LOGW(TAG, "Error reading status register.");
@ -175,7 +180,6 @@ void BME280Component::setup() {
} }
void BME280Component::dump_config() { void BME280Component::dump_config() {
ESP_LOGCONFIG(TAG, "BME280:"); ESP_LOGCONFIG(TAG, "BME280:");
LOG_I2C_DEVICE(this);
switch (this->error_code_) { switch (this->error_code_) {
case COMMUNICATION_FAILED: case COMMUNICATION_FAILED:
ESP_LOGE(TAG, "Communication with BME280 failed!"); ESP_LOGE(TAG, "Communication with BME280 failed!");
@ -226,14 +230,14 @@ void BME280Component::update() {
return; return;
} }
int32_t t_fine = 0; int32_t t_fine = 0;
float temperature = this->read_temperature_(data, &t_fine); float const temperature = this->read_temperature_(data, &t_fine);
if (std::isnan(temperature)) { if (std::isnan(temperature)) {
ESP_LOGW(TAG, "Invalid temperature, cannot read pressure & humidity values."); ESP_LOGW(TAG, "Invalid temperature, cannot read pressure & humidity values.");
this->status_set_warning(); this->status_set_warning();
return; return;
} }
float pressure = this->read_pressure_(data, t_fine); float const pressure = this->read_pressure_(data, t_fine);
float humidity = this->read_humidity_(data, t_fine); float const humidity = this->read_humidity_(data, t_fine);
ESP_LOGV(TAG, "Got temperature=%.1f°C pressure=%.1fhPa humidity=%.1f%%", temperature, pressure, humidity); ESP_LOGV(TAG, "Got temperature=%.1f°C pressure=%.1fhPa humidity=%.1f%%", temperature, pressure, humidity);
if (this->temperature_sensor_ != nullptr) if (this->temperature_sensor_ != nullptr)
@ -257,11 +261,11 @@ float BME280Component::read_temperature_(const uint8_t *data, int32_t *t_fine) {
const int32_t t2 = this->calibration_.t2; const int32_t t2 = this->calibration_.t2;
const int32_t t3 = this->calibration_.t3; const int32_t t3 = this->calibration_.t3;
int32_t var1 = (((adc >> 3) - (t1 << 1)) * t2) >> 11; int32_t const var1 = (((adc >> 3) - (t1 << 1)) * t2) >> 11;
int32_t var2 = (((((adc >> 4) - t1) * ((adc >> 4) - t1)) >> 12) * t3) >> 14; int32_t const var2 = (((((adc >> 4) - t1) * ((adc >> 4) - t1)) >> 12) * t3) >> 14;
*t_fine = var1 + var2; *t_fine = var1 + var2;
float temperature = (*t_fine * 5 + 128) >> 8; float const temperature = (*t_fine * 5 + 128) >> 8;
return temperature / 100.0f; return temperature / 100.0f;
} }
@ -303,11 +307,11 @@ float BME280Component::read_pressure_(const uint8_t *data, int32_t t_fine) {
} }
float BME280Component::read_humidity_(const uint8_t *data, int32_t t_fine) { float BME280Component::read_humidity_(const uint8_t *data, int32_t t_fine) {
uint16_t raw_adc = ((data[6] & 0xFF) << 8) | (data[7] & 0xFF); uint16_t const raw_adc = ((data[6] & 0xFF) << 8) | (data[7] & 0xFF);
if (raw_adc == 0x8000) if (raw_adc == 0x8000)
return NAN; return NAN;
int32_t adc = raw_adc; int32_t const adc = raw_adc;
const int32_t h1 = this->calibration_.h1; const int32_t h1 = this->calibration_.h1;
const int32_t h2 = this->calibration_.h2; const int32_t h2 = this->calibration_.h2;
@ -325,7 +329,7 @@ float BME280Component::read_humidity_(const uint8_t *data, int32_t t_fine) {
v_x1_u32r = v_x1_u32r < 0 ? 0 : v_x1_u32r; v_x1_u32r = v_x1_u32r < 0 ? 0 : v_x1_u32r;
v_x1_u32r = v_x1_u32r > 419430400 ? 419430400 : v_x1_u32r; v_x1_u32r = v_x1_u32r > 419430400 ? 419430400 : v_x1_u32r;
float h = v_x1_u32r >> 12; float const h = v_x1_u32r >> 12;
return h / 1024.0f; return h / 1024.0f;
} }
@ -351,5 +355,5 @@ uint16_t BME280Component::read_u16_le_(uint8_t a_register) {
} }
int16_t BME280Component::read_s16_le_(uint8_t a_register) { return this->read_u16_le_(a_register); } int16_t BME280Component::read_s16_le_(uint8_t a_register) { return this->read_u16_le_(a_register); }
} // namespace bme280 } // namespace bme280_base
} // namespace esphome } // namespace esphome

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@ -2,10 +2,9 @@
#include "esphome/core/component.h" #include "esphome/core/component.h"
#include "esphome/components/sensor/sensor.h" #include "esphome/components/sensor/sensor.h"
#include "esphome/components/i2c/i2c.h"
namespace esphome { namespace esphome {
namespace bme280 { namespace bme280_base {
/// Internal struct storing the calibration values of an BME280. /// Internal struct storing the calibration values of an BME280.
struct BME280CalibrationData { struct BME280CalibrationData {
@ -57,8 +56,8 @@ enum BME280IIRFilter {
BME280_IIR_FILTER_16X = 0b100, BME280_IIR_FILTER_16X = 0b100,
}; };
/// This class implements support for the BME280 Temperature+Pressure+Humidity i2c sensor. /// This class implements support for the BME280 Temperature+Pressure+Humidity sensor.
class BME280Component : public PollingComponent, public i2c::I2CDevice { class BME280Component : public PollingComponent {
public: public:
void set_temperature_sensor(sensor::Sensor *temperature_sensor) { temperature_sensor_ = temperature_sensor; } void set_temperature_sensor(sensor::Sensor *temperature_sensor) { temperature_sensor_ = temperature_sensor; }
void set_pressure_sensor(sensor::Sensor *pressure_sensor) { pressure_sensor_ = pressure_sensor; } void set_pressure_sensor(sensor::Sensor *pressure_sensor) { pressure_sensor_ = pressure_sensor; }
@ -91,6 +90,11 @@ class BME280Component : public PollingComponent, public i2c::I2CDevice {
uint16_t read_u16_le_(uint8_t a_register); uint16_t read_u16_le_(uint8_t a_register);
int16_t read_s16_le_(uint8_t a_register); int16_t read_s16_le_(uint8_t a_register);
virtual bool read_byte(uint8_t a_register, uint8_t *data) = 0;
virtual bool write_byte(uint8_t a_register, uint8_t data) = 0;
virtual bool read_bytes(uint8_t a_register, uint8_t *data, size_t len) = 0;
virtual bool read_byte_16(uint8_t a_register, uint16_t *data) = 0;
BME280CalibrationData calibration_; BME280CalibrationData calibration_;
BME280Oversampling temperature_oversampling_{BME280_OVERSAMPLING_16X}; BME280Oversampling temperature_oversampling_{BME280_OVERSAMPLING_16X};
BME280Oversampling pressure_oversampling_{BME280_OVERSAMPLING_16X}; BME280Oversampling pressure_oversampling_{BME280_OVERSAMPLING_16X};
@ -106,5 +110,5 @@ class BME280Component : public PollingComponent, public i2c::I2CDevice {
} error_code_{NONE}; } error_code_{NONE};
}; };
} // namespace bme280 } // namespace bme280_base
} // namespace esphome } // namespace esphome

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@ -0,0 +1,106 @@
import esphome.codegen as cg
import esphome.config_validation as cv
from esphome.components import sensor
from esphome.const import (
CONF_HUMIDITY,
CONF_ID,
CONF_IIR_FILTER,
CONF_OVERSAMPLING,
CONF_PRESSURE,
CONF_TEMPERATURE,
DEVICE_CLASS_HUMIDITY,
DEVICE_CLASS_PRESSURE,
DEVICE_CLASS_TEMPERATURE,
STATE_CLASS_MEASUREMENT,
UNIT_CELSIUS,
UNIT_HECTOPASCAL,
UNIT_PERCENT,
)
bme280_ns = cg.esphome_ns.namespace("bme280_base")
BME280Oversampling = bme280_ns.enum("BME280Oversampling")
OVERSAMPLING_OPTIONS = {
"NONE": BME280Oversampling.BME280_OVERSAMPLING_NONE,
"1X": BME280Oversampling.BME280_OVERSAMPLING_1X,
"2X": BME280Oversampling.BME280_OVERSAMPLING_2X,
"4X": BME280Oversampling.BME280_OVERSAMPLING_4X,
"8X": BME280Oversampling.BME280_OVERSAMPLING_8X,
"16X": BME280Oversampling.BME280_OVERSAMPLING_16X,
}
BME280IIRFilter = bme280_ns.enum("BME280IIRFilter")
IIR_FILTER_OPTIONS = {
"OFF": BME280IIRFilter.BME280_IIR_FILTER_OFF,
"2X": BME280IIRFilter.BME280_IIR_FILTER_2X,
"4X": BME280IIRFilter.BME280_IIR_FILTER_4X,
"8X": BME280IIRFilter.BME280_IIR_FILTER_8X,
"16X": BME280IIRFilter.BME280_IIR_FILTER_16X,
}
CONFIG_SCHEMA_BASE = cv.Schema(
{
cv.Optional(CONF_TEMPERATURE): sensor.sensor_schema(
unit_of_measurement=UNIT_CELSIUS,
accuracy_decimals=1,
device_class=DEVICE_CLASS_TEMPERATURE,
state_class=STATE_CLASS_MEASUREMENT,
).extend(
{
cv.Optional(CONF_OVERSAMPLING, default="16X"): cv.enum(
OVERSAMPLING_OPTIONS, upper=True
),
}
),
cv.Optional(CONF_PRESSURE): sensor.sensor_schema(
unit_of_measurement=UNIT_HECTOPASCAL,
accuracy_decimals=1,
device_class=DEVICE_CLASS_PRESSURE,
state_class=STATE_CLASS_MEASUREMENT,
).extend(
{
cv.Optional(CONF_OVERSAMPLING, default="16X"): cv.enum(
OVERSAMPLING_OPTIONS, upper=True
),
}
),
cv.Optional(CONF_HUMIDITY): sensor.sensor_schema(
unit_of_measurement=UNIT_PERCENT,
accuracy_decimals=1,
device_class=DEVICE_CLASS_HUMIDITY,
state_class=STATE_CLASS_MEASUREMENT,
).extend(
{
cv.Optional(CONF_OVERSAMPLING, default="16X"): cv.enum(
OVERSAMPLING_OPTIONS, upper=True
),
}
),
cv.Optional(CONF_IIR_FILTER, default="OFF"): cv.enum(
IIR_FILTER_OPTIONS, upper=True
),
}
).extend(cv.polling_component_schema("60s"))
async def to_code(config, func=None):
var = cg.new_Pvariable(config[CONF_ID])
await cg.register_component(var, config)
if func is not None:
await func(var, config)
if temperature_config := config.get(CONF_TEMPERATURE):
sens = await sensor.new_sensor(temperature_config)
cg.add(var.set_temperature_sensor(sens))
cg.add(var.set_temperature_oversampling(temperature_config[CONF_OVERSAMPLING]))
if pressure_config := config.get(CONF_PRESSURE):
sens = await sensor.new_sensor(pressure_config)
cg.add(var.set_pressure_sensor(sens))
cg.add(var.set_pressure_oversampling(pressure_config[CONF_OVERSAMPLING]))
if humidity_config := config.get(CONF_HUMIDITY):
sens = await sensor.new_sensor(humidity_config)
cg.add(var.set_humidity_sensor(sens))
cg.add(var.set_humidity_oversampling(humidity_config[CONF_OVERSAMPLING]))
cg.add(var.set_iir_filter(config[CONF_IIR_FILTER]))

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@ -0,0 +1,30 @@
#include <cstddef>
#include <cstdint>
#include "bme280_i2c.h"
#include "esphome/components/i2c/i2c.h"
#include "../bme280_base/bme280_base.h"
namespace esphome {
namespace bme280_i2c {
bool BME280I2CComponent::read_byte(uint8_t a_register, uint8_t *data) {
return I2CDevice::read_byte(a_register, data);
};
bool BME280I2CComponent::write_byte(uint8_t a_register, uint8_t data) {
return I2CDevice::write_byte(a_register, data);
};
bool BME280I2CComponent::read_bytes(uint8_t a_register, uint8_t *data, size_t len) {
return I2CDevice::read_bytes(a_register, data, len);
};
bool BME280I2CComponent::read_byte_16(uint8_t a_register, uint16_t *data) {
return I2CDevice::read_byte_16(a_register, data);
};
void BME280I2CComponent::dump_config() {
LOG_I2C_DEVICE(this);
BME280Component::dump_config();
}
} // namespace bme280_i2c
} // namespace esphome

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@ -0,0 +1,20 @@
#pragma once
#include "esphome/components/bme280_base/bme280_base.h"
#include "esphome/components/i2c/i2c.h"
namespace esphome {
namespace bme280_i2c {
static const char *const TAG = "bme280_i2c.sensor";
class BME280I2CComponent : public esphome::bme280_base::BME280Component, public i2c::I2CDevice {
bool read_byte(uint8_t a_register, uint8_t *data) override;
bool write_byte(uint8_t a_register, uint8_t data) override;
bool read_bytes(uint8_t a_register, uint8_t *data, size_t len) override;
bool read_byte_16(uint8_t a_register, uint16_t *data) override;
void dump_config() override;
};
} // namespace bme280_i2c
} // namespace esphome

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@ -0,0 +1,19 @@
import esphome.codegen as cg
from esphome.components import i2c
from ..bme280_base.sensor import to_code as to_code_base, cv, CONFIG_SCHEMA_BASE
DEPENDENCIES = ["i2c"]
AUTO_LOAD = ["bme280_base"]
bme280_ns = cg.esphome_ns.namespace("bme280_i2c")
BME280I2CComponent = bme280_ns.class_(
"BME280I2CComponent", cg.PollingComponent, i2c.I2CDevice
)
CONFIG_SCHEMA = CONFIG_SCHEMA_BASE.extend(
i2c.i2c_device_schema(default_address=0x77)
).extend({cv.GenerateID(): cv.declare_id(BME280I2CComponent)})
async def to_code(config):
await to_code_base(config, func=i2c.register_i2c_device)

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

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@ -0,0 +1,66 @@
#include <cstdint>
#include <cstddef>
#include "bme280_spi.h"
#include <esphome/components/bme280_base/bme280_base.h>
int set_bit(uint8_t num, int position) {
int mask = 1 << position;
return num | mask;
}
int clear_bit(uint8_t num, int position) {
int mask = 1 << position;
return num & ~mask;
}
namespace esphome {
namespace bme280_spi {
void BME280SPIComponent::setup() {
this->spi_setup();
BME280Component::setup();
};
// In SPI mode, only 7 bits of the register addresses are used; the MSB of register address is not used
// and replaced by a read/write bit (RW = 0 for write and RW = 1 for read).
// Example: address 0xF7 is accessed by using SPI register address 0x77. For write access, the byte
// 0x77 is transferred, for read access, the byte 0xF7 is transferred.
// https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdf
bool BME280SPIComponent::read_byte(uint8_t a_register, uint8_t *data) {
this->enable();
// cause: *data = this->delegate_->transfer(tmp) doesnt work
this->delegate_->transfer(set_bit(a_register, 7));
*data = this->delegate_->transfer(0);
this->disable();
return true;
}
bool BME280SPIComponent::write_byte(uint8_t a_register, uint8_t data) {
this->enable();
this->delegate_->transfer(clear_bit(a_register, 7));
this->delegate_->transfer(data);
this->disable();
return true;
}
bool BME280SPIComponent::read_bytes(uint8_t a_register, uint8_t *data, size_t len) {
this->enable();
this->delegate_->transfer(set_bit(a_register, 7));
this->delegate_->read_array(data, len);
this->disable();
return true;
}
bool BME280SPIComponent::read_byte_16(uint8_t a_register, uint16_t *data) {
this->enable();
this->delegate_->transfer(set_bit(a_register, 7));
((uint8_t *) data)[1] = this->delegate_->transfer(0);
((uint8_t *) data)[0] = this->delegate_->transfer(0);
this->disable();
return true;
}
} // namespace bme280_spi
} // namespace esphome

View file

@ -0,0 +1,20 @@
#pragma once
#include "esphome/components/bme280_base/bme280_base.h"
#include "esphome/components/spi/spi.h"
namespace esphome {
namespace bme280_spi {
class BME280SPIComponent : public esphome::bme280_base::BME280Component,
public spi::SPIDevice<spi::BIT_ORDER_MSB_FIRST, spi::CLOCK_POLARITY_LOW,
spi::CLOCK_PHASE_LEADING, spi::DATA_RATE_200KHZ> {
void setup() override;
bool read_byte(uint8_t a_register, uint8_t *data) override;
bool write_byte(uint8_t a_register, uint8_t data) override;
bool read_bytes(uint8_t a_register, uint8_t *data, size_t len) override;
bool read_byte_16(uint8_t a_register, uint16_t *data) override;
};
} // namespace bme280_spi
} // namespace esphome

View file

@ -0,0 +1,24 @@
import esphome.codegen as cg
from esphome.components import spi
from esphome.components.bme280_base.sensor import (
to_code as to_code_base,
cv,
CONFIG_SCHEMA_BASE,
)
DEPENDENCIES = ["spi"]
AUTO_LOAD = ["bme280_base"]
bme280_spi_ns = cg.esphome_ns.namespace("bme280_spi")
BME280SPIComponent = bme280_spi_ns.class_(
"BME280SPIComponent", cg.PollingComponent, spi.SPIDevice
)
CONFIG_SCHEMA = CONFIG_SCHEMA_BASE.extend(spi.spi_device_schema()).extend(
{cv.GenerateID(): cv.declare_id(BME280SPIComponent)}
)
async def to_code(config):
await to_code_base(config, func=spi.register_spi_device)

View file

@ -690,7 +690,7 @@ sensor:
update_interval: 30s update_interval: 30s
mode: low_power mode: low_power
i2c_id: i2c_bus i2c_id: i2c_bus
- platform: bme280 - platform: bme280_i2c
temperature: temperature:
name: Outside Temperature name: Outside Temperature
oversampling: 16x oversampling: 16x
@ -704,6 +704,21 @@ sensor:
iir_filter: 16x iir_filter: 16x
update_interval: 15s update_interval: 15s
i2c_id: i2c_bus i2c_id: i2c_bus
- platform: bme280_spi
temperature:
name: Outside Temperature
oversampling: 16x
pressure:
name: Outside Pressure
oversampling: none
humidity:
name: Outside Humidity
oversampling: 8x
cs_pin:
allow_other_uses: true
number: GPIO23
iir_filter: 16x
update_interval: 15s
- platform: bme680 - platform: bme680
temperature: temperature:
name: Outside Temperature name: Outside Temperature