mirror of https://github.com/esphome/esphome.git
53 lines
1.8 KiB
Python
53 lines
1.8 KiB
Python
import esphome.codegen as cg
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import esphome.config_validation as cv
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from esphome.components import i2c
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from esphome.const import CONF_ID
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CODEOWNERS = ["@pebblebed-tech"]
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DEPENDENCIES = ["i2c"]
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MULTI_CONF = True
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CONF_EE_MEMORY_TYPE = "ee_memory_type"
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CONF_I2C_BUFFER_SIZE = "i2c_buffer_size"
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ext_eeprom_component_ns = cg.esphome_ns.namespace("external_eeprom")
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ExtEepromComponent = ext_eeprom_component_ns.class_(
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"ExtEepromComponent", cg.Component, i2c.I2CDevice
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)
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EEPROM_TYPES = {
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"24XX00": ext_eeprom_component_ns.EEE_24XX00,
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"24XX01": ext_eeprom_component_ns.EEE_24XX01,
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"24XX02": ext_eeprom_component_ns.EEE_24XX02,
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"24XX04": ext_eeprom_component_ns.EEE_24XX04,
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"24XX08": ext_eeprom_component_ns.EEE_24XX08,
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"24XX16": ext_eeprom_component_ns.EEE_24XX16,
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"24XX32": ext_eeprom_component_ns.EEE_24XX32,
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"24XX64": ext_eeprom_component_ns.EEE_24XX64,
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"24XX128": ext_eeprom_component_ns.EEE_24XX128,
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"24XX256": ext_eeprom_component_ns.EEE_24XX256,
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"24XX512": ext_eeprom_component_ns.EEE_24XX512,
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"24XX1025": ext_eeprom_component_ns.EEE_24XX1025,
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"24XX2048": ext_eeprom_component_ns.EEE_24XX2048,
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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(ExtEepromComponent),
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cv.Required(CONF_EE_MEMORY_TYPE): cv.one_of(*EEPROM_TYPES, upper=True),
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cv.Required(CONF_I2C_BUFFER_SIZE): cv.uint8_t,
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}
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)
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.extend(cv.COMPONENT_SCHEMA)
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.extend(i2c.i2c_device_schema(0x57))
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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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cg.add(var.set_i2c_buffer_size(config[CONF_I2C_BUFFER_SIZE]))
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cg.add(var.set_memory_type(EEPROM_TYPES[config[CONF_EE_MEMORY_TYPE]]))
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