.

components/showcase_component/showcase_component.cpp

@@ -14,6 +14,21 @@ void ShowcaseComponent::loop() {
     uint8_t data = 10;
     this->read_register(0x0, &data, 0x1);
     /* ESP_LOGI(TAG, "READ value: %d", data); */
+    if(data != 0){
+        if(data & 1){
+            this->s = Off;
+            // TODO: turn off leds
+        } else if ( data & 2 ){
+            this->s = Auto;
+        } else if ( data & 4 ){
+            this->s = On;
+            // TODO: turn on led
+        }
+
+        if(this->s == Auto && data & 8){
+            // TODO: turn on led
+        }
+    }
 }
 
 void ShowcaseComponent::dump_config(){

components/showcase_component/showcase_component.h

@@ -3,14 +3,18 @@
 #include "esphome/core/component.h"
 #include "esphome/components/i2c/i2c.h"
 /* #include "esphome/components/output/float_output.h" */
+// TODO: maybe use monochrome leds instead of floatoutput directly?:
+/* #include "esphome/components/monochromatic/monochromatic_light_output.h" */
 
 namespace esphome {
 namespace showcase_component {
 
-/* enum state{ Off, Auto, On }; */
+enum state{ Off, Auto, On };
 
 class ShowcaseComponent : public i2c::I2CDevice, public Component {
  public:
+  state s;
+
   void setup() override;
   void loop() override;
   void dump_config() override;
@@ -21,11 +25,15 @@ class ShowcaseComponent : public i2c::I2CDevice, public Component {
   /* void write_state(float upper, float lower){ */
   /*   this->upper_->set_level(upper); */
   /*   this->lower_->set_level(lower); */
+  /*   /\* this->upper_->write_state(upper); *\/ */
+  /*   /\* this->lower_->write_state(lower); *\/ */
   /* } */
 
- /* protected: */
+ protected:
   /* output::FloatOutput *upper_; */
   /* output::FloatOutput *lower_; */
+  /* monochromatic::MonochromaticLightOutput *upper_; */
+  /* monochromatic::MonochromaticLightOutput *lower_; */
 };
 
 }  // namespace empty_i2c_component