Smallish Update

esphomeyaml/components/pn532.py

@@ -0,0 +1,34 @@
+import voluptuous as vol
+
+import esphomeyaml.config_validation as cv
+from esphomeyaml import pins
+from esphomeyaml.components import binary_sensor
+from esphomeyaml.components.spi import SPIComponent
+from esphomeyaml.const import CONF_CS, CONF_ID, CONF_SPI_ID, CONF_UPDATE_INTERVAL
+from esphomeyaml.helpers import App, Pvariable, get_variable, gpio_output_pin_expression
+
+DEPENDENCIES = ['spi']
+
+PN532Component = binary_sensor.binary_sensor_ns.PN532Component
+
+CONFIG_SCHEMA = vol.All(cv.ensure_list, [vol.Schema({
+    cv.GenerateID(): cv.declare_variable_id(PN532Component),
+    cv.GenerateID(CONF_SPI_ID): cv.use_variable_id(SPIComponent),
+    vol.Required(CONF_CS): pins.gpio_output_pin_schema,
+    vol.Optional(CONF_UPDATE_INTERVAL): cv.positive_time_period_milliseconds,
+})])
+
+
+def to_code(config):
+    for conf in config:
+        spi = None
+        for spi in get_variable(conf[CONF_SPI_ID]):
+            yield
+        cs = None
+        for cs in gpio_output_pin_expression(conf[CONF_CS]):
+            yield
+        rhs = App.make_pn532_component(spi, cs, conf.get(CONF_UPDATE_INTERVAL))
+        Pvariable(conf[CONF_ID], rhs)
+
+
+BUILD_FLAGS = '-DUSE_PN532'