Displays

2025-09-22 05:02:23 +01:00 · 2018-08-18 21:40:59 +02:00
parent 5170a7cdf4
commit 03249780fd
18 changed files with 823 additions and 31 deletions
--- a/esphomeyaml/components/display/ssd1306_spi.py
+++ b/esphomeyaml/components/display/ssd1306_spi.py
@@ -0,0 +1,57 @@
+import voluptuous as vol
+
+import esphomeyaml.config_validation as cv
+from esphomeyaml import pins
+from esphomeyaml.components import display
+from esphomeyaml.components.spi import SPIComponent
+from esphomeyaml.const import CONF_CS_PIN, CONF_DC_PIN, CONF_EXTERNAL_VCC, CONF_ID, CONF_MODEL, \
+    CONF_RESET_PIN, CONF_SPI_ID
+from esphomeyaml.helpers import App, Pvariable, add, get_variable, gpio_output_pin_expression
+
+DEPENDENCIES = ['spi']
+
+SPISSD1306 = display.display_ns.SPISSD1306
+
+MODELS = {
+    'SSD1306_128X32': display.display_ns.SSD1306_MODEL_128_32,
+    'SSD1306_128X64': display.display_ns.SSD1306_MODEL_128_64,
+    'SSD1306_96X16': display.display_ns.SSD1306_MODEL_96_16,
+    'SH1106_128X32': display.display_ns.SH1106_MODEL_128_32,
+    'SH1106_128X64': display.display_ns.SH1106_MODEL_128_64,
+    'SH1106_96X16': display.display_ns.SH1106_MODEL_96_16,
+}
+
+PLATFORM_SCHEMA = display.FULL_DISPLAY_PLATFORM_SCHEMA.extend({
+    cv.GenerateID(): cv.declare_variable_id(SPISSD1306),
+    cv.GenerateID(CONF_SPI_ID): cv.use_variable_id(SPIComponent),
+    vol.Required(CONF_CS_PIN): pins.gpio_output_pin_schema,
+    vol.Required(CONF_DC_PIN): pins.gpio_output_pin_schema,
+    vol.Required(CONF_MODEL): cv.one_of(*MODELS),
+    vol.Optional(CONF_RESET_PIN): pins.gpio_output_pin_schema,
+    vol.Optional(CONF_EXTERNAL_VCC): cv.boolean,
+})
+
+
+def to_code(config):
+    for spi in get_variable(config[CONF_SPI_ID]):
+        yield
+    for cs in gpio_output_pin_expression(config[CONF_CS_PIN]):
+        yield
+    for dc in gpio_output_pin_expression(config[CONF_DC_PIN]):
+        yield
+
+    rhs = App.make_spi_ssd1306(spi, cs, dc)
+    ssd = Pvariable(config[CONF_ID], rhs)
+    add(ssd.set_model(MODELS[config[CONF_MODEL]]))
+
+    if CONF_RESET_PIN in config:
+        for reset in gpio_output_pin_expression(config[CONF_RESET_PIN]):
+            yield
+        add(ssd.set_reset_pin(reset))
+    if CONF_EXTERNAL_VCC in config:
+        add(ssd.set_external_vcc(config[CONF_EXTERNAL_VCC]))
+
+    display.setup_display(ssd, config)
+
+
+BUILD_FLAGS = '-DUSE_SSD1306'