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54 lines
2.0 KiB
Python
54 lines
2.0 KiB
Python
import esphome.codegen as cg
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import esphome.config_validation as cv
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from esphome import pins
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from esphome.components import i2c
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from esphome.const import CONF_ID, CONF_NUMBER, CONF_MODE, CONF_INVERTED, CONF_OPEN_DRAIN_INTERRUPT
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DEPENDENCIES = ['i2c']
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MULTI_CONF = True
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mcp23017_ns = cg.esphome_ns.namespace('mcp23017')
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MCP23017GPIOMode = mcp23017_ns.enum('MCP23017GPIOMode')
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MCP23017_GPIO_MODES = {
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'INPUT': MCP23017GPIOMode.MCP23017_INPUT,
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'INPUT_PULLUP': MCP23017GPIOMode.MCP23017_INPUT_PULLUP,
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'OUTPUT': MCP23017GPIOMode.MCP23017_OUTPUT,
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}
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MCP23017 = mcp23017_ns.class_('MCP23017', cg.Component, i2c.I2CDevice)
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MCP23017GPIOPin = mcp23017_ns.class_('MCP23017GPIOPin', cg.GPIOPin)
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CONFIG_SCHEMA = cv.Schema({
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cv.Required(CONF_ID): cv.declare_id(MCP23017),
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cv.Optional(CONF_OPEN_DRAIN_INTERRUPT, default=False): cv.boolean,
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}).extend(cv.COMPONENT_SCHEMA).extend(i2c.i2c_device_schema(0x20))
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def to_code(config):
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var = cg.new_Pvariable(config[CONF_ID])
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yield cg.register_component(var, config)
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yield i2c.register_i2c_device(var, config)
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cg.add(var.set_open_drain_ints(config[CONF_OPEN_DRAIN_INTERRUPT]))
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CONF_MCP23017 = 'mcp23017'
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MCP23017_OUTPUT_PIN_SCHEMA = cv.Schema({
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cv.Required(CONF_MCP23017): cv.use_id(MCP23017),
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cv.Required(CONF_NUMBER): cv.int_,
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cv.Optional(CONF_MODE, default="OUTPUT"): cv.enum(MCP23017_GPIO_MODES, upper=True),
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cv.Optional(CONF_INVERTED, default=False): cv.boolean,
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})
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MCP23017_INPUT_PIN_SCHEMA = cv.Schema({
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cv.Required(CONF_MCP23017): cv.use_id(MCP23017),
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cv.Required(CONF_NUMBER): cv.int_,
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cv.Optional(CONF_MODE, default="INPUT"): cv.enum(MCP23017_GPIO_MODES, upper=True),
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cv.Optional(CONF_INVERTED, default=False): cv.boolean,
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})
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@pins.PIN_SCHEMA_REGISTRY.register(CONF_MCP23017,
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(MCP23017_OUTPUT_PIN_SCHEMA, MCP23017_INPUT_PIN_SCHEMA))
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def mcp23017_pin_to_code(config):
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parent = yield cg.get_variable(config[CONF_MCP23017])
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yield MCP23017GPIOPin.new(parent, config[CONF_NUMBER], config[CONF_MODE], config[CONF_INVERTED])
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