cogito/esphome_dev/esphome/components/es7210/audio_adc.py

51 lines
1.7 KiB
Python

import esphome.codegen as cg
from esphome.components import i2c
from esphome.components.audio_adc import AudioAdc
import esphome.config_validation as cv
from esphome.const import CONF_BITS_PER_SAMPLE, CONF_ID, CONF_MIC_GAIN, CONF_SAMPLE_RATE
CODEOWNERS = ["@kahrendt"]
DEPENDENCIES = ["i2c"]
es7210_ns = cg.esphome_ns.namespace("es7210")
ES7210 = es7210_ns.class_("ES7210", AudioAdc, cg.Component, i2c.I2CDevice)
es7210_bits_per_sample = es7210_ns.enum("ES7210BitsPerSample")
ES7210_BITS_PER_SAMPLE_ENUM = {
16: es7210_bits_per_sample.ES7210_BITS_PER_SAMPLE_16,
24: es7210_bits_per_sample.ES7210_BITS_PER_SAMPLE_24,
32: es7210_bits_per_sample.ES7210_BITS_PER_SAMPLE_32,
}
ES7210_MIC_GAINS = [0, 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 34.5, 36, 37.5]
_validate_bits = cv.float_with_unit("bits", "bit")
CONFIG_SCHEMA = (
cv.Schema(
{
cv.GenerateID(): cv.declare_id(ES7210),
cv.Optional(CONF_BITS_PER_SAMPLE, default="16bit"): cv.All(
_validate_bits, cv.enum(ES7210_BITS_PER_SAMPLE_ENUM)
),
cv.Optional(CONF_MIC_GAIN, default="24db"): cv.All(
cv.decibel, cv.one_of(*ES7210_MIC_GAINS)
),
cv.Optional(CONF_SAMPLE_RATE, default=16000): cv.int_range(min=1),
}
)
.extend(cv.COMPONENT_SCHEMA)
.extend(i2c.i2c_device_schema(0x40))
)
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)
cg.add(var.set_bits_per_sample(config[CONF_BITS_PER_SAMPLE]))
cg.add(var.set_mic_gain(config[CONF_MIC_GAIN]))
cg.add(var.set_sample_rate(config[CONF_SAMPLE_RATE]))