diff --git a/esphome/components/display/__init__.py b/esphome/components/display/__init__.py new file mode 100644 index 0000000..edae71e --- /dev/null +++ b/esphome/components/display/__init__.py @@ -0,0 +1,74 @@ +import esphome.codegen as cg +import esphome.config_validation as cv +from esphome import pins +from esphome.components import key_provider +from esphome.const import CONF_ID, CONF_PIN + + +AUTO_LOAD = ["key_provider"] + +MULTI_CONF = True + +matrix_keypad_ns = cg.esphome_ns.namespace("matrix_keypad") +MatrixKeypad = matrix_keypad_ns.class_( + "MatrixKeypad", key_provider.KeyProvider, cg.Component +) + +CONF_KEYPAD_ID = "keypad_id" +CONF_ROWS = "rows" +CONF_COLUMNS = "columns" +CONF_KEYS = "keys" +CONF_DEBOUNCE_TIME = "debounce_time" +CONF_HAS_DIODES = "has_diodes" +CONF_HAS_PULLDOWNS = "has_pulldowns" + + +def check_keys(obj): + if CONF_KEYS in obj: + if len(obj[CONF_KEYS]) != len(obj[CONF_ROWS]) * len(obj[CONF_COLUMNS]): + raise cv.Invalid("The number of key codes must equal the number of buttons") + return obj + + +CONFIG_SCHEMA = cv.All( + cv.COMPONENT_SCHEMA.extend( + { + cv.GenerateID(): cv.declare_id(MatrixKeypad), + cv.Required(CONF_ROWS): cv.All( + cv.ensure_list({cv.Required(CONF_PIN): pins.gpio_output_pin_schema}), + cv.Length(min=1), + ), + cv.Required(CONF_COLUMNS): cv.All( + cv.ensure_list({cv.Required(CONF_PIN): pins.gpio_input_pin_schema}), + cv.Length(min=1), + ), + cv.Optional(CONF_KEYS): cv.string, + cv.Optional(CONF_DEBOUNCE_TIME, default=1): cv.int_range(min=1, max=100), + cv.Optional(CONF_HAS_DIODES): cv.boolean, + cv.Optional(CONF_HAS_PULLDOWNS): cv.boolean, + } + ), + check_keys, +) + + +async def to_code(config): + var = cg.new_Pvariable(config[CONF_ID]) + await cg.register_component(var, config) + row_pins = [] + for conf in config[CONF_ROWS]: + pin = await cg.gpio_pin_expression(conf[CONF_PIN]) + row_pins.append(pin) + cg.add(var.set_rows(row_pins)) + col_pins = [] + for conf in config[CONF_COLUMNS]: + pin = await cg.gpio_pin_expression(conf[CONF_PIN]) + col_pins.append(pin) + cg.add(var.set_columns(col_pins)) + if CONF_KEYS in config: + cg.add(var.set_keys(config[CONF_KEYS])) + cg.add(var.set_debounce_time(config[CONF_DEBOUNCE_TIME])) + if CONF_HAS_DIODES in config: + cg.add(var.set_has_diodes(config[CONF_HAS_DIODES])) + if CONF_HAS_PULLDOWNS in config: + cg.add(var.set_has_pulldowns(config[CONF_HAS_PULLDOWNS]))