Add zehnder heater controller and epaper attempt

bathroomheater.yaml

@@ -0,0 +1,130 @@
+esphome:
+  name: bathroomheater
+  platform: ESP8266
+  board: nodemcuv2
+
+logger:
+
+switch:
+- platform: gpio
+  pin:
+    number: D4
+    inverted: true
+  restore_mode: ALWAYS_OFF
+  name: "Built-in LED"
+
+web_server:
+  port: 80
+
+remote_transmitter:
+  pin: D2
+  carrier_duty_percent: 50%
+
+globals:
+- id: heater_code
+  type: int[38]
+  initial_value: |
+    {
+      // header
+      30, -1000,
+      // 0xB8 (0b10111000)
+      30, -830,
+      30, -650,
+      30, -830,
+      30, -830,
+      30, -830,
+      30, -650,
+      30, -650,
+      30, -650,
+      // 0x0D (0b00001101)
+      30, -650,
+      30, -650,
+      30, -650,
+      30, -650,
+      30, -830,
+      30, -830,
+      30, -650,
+      30, -830,
+      // post
+      30, -460,
+      // zero
+      30, -650
+    }
+- id: heater_level
+  type: int
+  initial_value: "0"
+- id: heater_level_code_map
+  type: int[9]
+  initial_value: |
+    {
+      0x0D,  // OFF
+      0x86,
+      0x95,
+      0xA0,
+      0xB3,
+      0xCA,
+      0xD9,
+      0xEC,
+      0xFF
+    }
+
+script:
+- id: transmit_heater_code
+  then:
+  # https://esphome.io/components/climate/custom.html
+  - remote_transmitter.transmit_raw:
+      carrier_frequency: 455000
+      repeat:
+        times: 10
+        wait_time: 10ms
+      code: !lambda |-
+        if (id(heater_level) > 8 || id(heater_level) < 0) {
+          id(heater_level) = 8;
+        }
+        int level_code = id(heater_level_code_map)[id(heater_level)];
+        for (int i = 0; i < 8; ++i) {
+          id(heater_code)[i*2 + 18] = 30;
+          id(heater_code)[i*2 + 19] =
+            level_code & 0b10000000 ? -830 : -650;
+          level_code <<= 1;
+        }
+        std::vector<int> codes = std::vector<int>(
+            id(heater_code),
+            id(heater_code) + 38);
+        for (int i = 0; i < codes.size(); ++i) {
+          ESP_LOGD("code", "%d: %d", i, codes[i]);
+        }
+        return codes;
+  - mqtt.publish:
+      topic: bathroomheater/heater/state
+      payload: !lambda "return to_string(id(heater_level));"
+
+mqtt:
+  broker: mqtt.lan
+  on_json_message:
+    topic: bathroomheater/heater/command
+    then:
+    - lambda: |-
+        if (x.containsKey("level")) {
+          id(heater_level) = x["level"];
+        }
+    - script.execute: transmit_heater_code
+
+interval:
+- interval: 1min
+  then:
+  - script.execute: transmit_heater_code
+
+ota:
+  password: ""
+
+wifi:
+  ssid: !secret wifi_ssid
+  password: !secret wifi_password
+
+  # Enable fallback hotspot (captive portal) in case wifi connection fails
+  ap:
+    ssid: "Bathroomheater Fallback Hotspot"
+    password: !secret wifi_fallback_hotspot_password
+
+captive_portal:

epaper.yaml

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+esphome:
+  name: epaper
+  platform: ESP32
+  board: esp32doit-devkit-v1
+
+# Enable logging
+logger:
+
+web_server:
+  port: 80
+
+font:
+- file: 'AvalonQuest.ttf'
+  id: avalon_quest
+  size: 16
+
+spi:
+  mosi_pin: GPIO23
+  clk_pin: GPIO18
+  # wtf
+  miso_pin: GPIO19
+
+display:
+  - platform: waveshare_epaper
+    cs_pin: GPIO5
+    dc_pin: GPIO17
+    reset_pin: GPIO16
+    busy_pin: GPIO4
+    model: 2.13in
+    rotation: 90°
+    full_update_every: 30
+    lambda: |-
+      it.clear();
+      it.print(10, 10, id(avalon_quest), "ABCD");
+      it.print(10, 30, id(avalon_quest), "XXXX");
+      it.print(10, 50, id(avalon_quest), "YYYY");
+      it.print(10, 70, id(avalon_quest), "WHAT THE HELL");
+
+ota:
+  password: ""
+
+wifi:
+  ssid: !secret wifi_ssid
+  password: !secret wifi_password
+
+  # Enable fallback hotspot (captive portal) in case wifi connection fails
+  ap:
+    ssid: "Epaper Fallback Hotspot"
+    password: !secret wifi_fallback_hotspot_password
+
+captive_portal: