beamer_control.yaml

esphome:
  name: beamer_control
  includes:
    - uart_read_line_sensor.h

esp8266:
  board: d1_mini

logger:
  baud_rate: 0

# Enable Home Assistant API
api:
  password: ""

ota:
  password: ""

wifi:
  ssid: "Obi Wlan Kenobi"
  password: "*****"

  # Enable fallback hotspot (captive portal) in case wifi connection fails
  ap:
    ssid: "beamer_control"
    password: "*****"

captive_portal:

uart:
  id: uart_bus
  tx_pin: 1
  rx_pin: 3
  baud_rate: 9600

text_sensor:
  - platform: custom
    lambda: |-
      auto my_custom_sensor = new UartReadLineSensor(id(uart_bus));
      App.register_component(my_custom_sensor);
      return {my_custom_sensor};
    text_sensors:
      id: "uart_readline"

sensor:
  - platform: homeassistant
    name: "AV Receiver Power sensor"
    id: av_power
    entity_id: sensor.tasmota_7_energy_power

# remote_receiver:
  # - id: IR_Recv
  #   pin:
  #     number: D6
  #     inverted: yes
  #     mode: INPUT_PULLUP
  #   dump: all
  # - id: RF315_Recv
  #   pin:
  #     number: D5
  #     inverted: yes
  #     mode: INPUT_PULLUP
  #   dump: all

remote_transmitter:
  - id: RF315
    pin: D1
    carrier_duty_percent: 100%
  - id: RF433
    pin: D3
    carrier_duty_percent: 100%
  - id: IR
    pin: D2
    # Infrared remotes use a 50% carrier signal
    carrier_duty_percent: 50%

switch:
  # beamer
  - platform: template
    name: "Projector Power"
    icon: "mdi:projector"
    lambda: |-
      if (id(uart_readline).state == "*POW=ON#") {
        return true;
      } else if(id(uart_readline).state == "*POW=OFF#") {
        return false;
      } else {
        return {};
      }
    turn_on_action:
      - uart.write: "\r*pow=on#\r"
    turn_off_action:
      - uart.write: "\r*pow=off#\r"

  - platform: template
    name: "Projector 3D"
    icon: "mdi:video-3d"
    optimistic: true
    id: "switch3d"
    lambda: |-
      if(id(uart_readline).state == "*POW=OFF#") {
        id(switch3d).publish_state(false);
        return false;
      } else {
        return {};
      }
    turn_on_action:
      - uart.write: "\r*3d=tb#\r"
    turn_off_action:
      - uart.write: "\r*3d=off#\r"

  # screen
  - platform: template
    name: Screen
    icon: "mdi:projector-screen"
    optimistic: true
    turn_on_action:
      - remote_transmitter.transmit_rc_switch_raw:
          transmitter_id: RF315
          code: '000110110111100111000100'
          protocol: 1
          repeat:
            times: 10
            wait_time: 0s
      - delay: 39.0s
      - remote_transmitter.transmit_rc_switch_raw:
          transmitter_id: RF315
          code: '000110110111100111001000'
          protocol: 1
          repeat:
            times: 10
            wait_time: 0s

    turn_off_action:
      - remote_transmitter.transmit_rc_switch_raw:
          transmitter_id: RF315
          code: '000110110111100111000010'
          protocol: 1
          repeat:
            times: 10
            wait_time: 0s
      - delay: 50s
      - remote_transmitter.transmit_rc_switch_raw:
          transmitter_id: RF315
          code: '000110110111100111001000'
          protocol: 1
          repeat:
            times: 10
            wait_time: 0s

  # blinds
  - platform: template
    name: Wohnzimmer Jalusinen
    icon: "mdi:roller-shade"
    optimistic: true
    turn_on_action:
      - button.press: blinds_down
    turn_off_action:
      - button.press: blinds_up

  # vsx531
  - platform: template
    name: VSX531 Power
    icon: "mdi:audio-video"
    optimistic: true
    lambda: |-
      if (id(av_power).state > 15) {
        return true;
      } else if(id(av_power).state < 10) {
        return false;
      } else {
        return {};
      }
    turn_on_action:
      - button.press: vsx531_on
    turn_off_action:
      - button.press: vsx531_off

button:
  # Pioneer VSX531
  - platform: template
    id: vsx531_on
    name: VSX531 on
    icon: "mdi:audio-video"
    on_press:
      - remote_transmitter.transmit_pioneer:
          transmitter_id: IR
          rc_code_1: 0xA51A
          repeat:
            times: 2
  - platform: template
    id: vsx531_off
    name: VSX531 off
    icon: "mdi:audio-video"
    on_press:
      - remote_transmitter.transmit_pioneer:
          transmitter_id: IR
          rc_code_1: 0xA51B
          repeat:
            times: 2
  - platform: template
    name: VSX531 BD
    icon: "mdi:audio-video"
    on_press:
      - remote_transmitter.transmit_pioneer:
          transmitter_id: IR
          rc_code_1: 0xA55C
          rc_code_2: 0xA5C0
          repeat:
            times: 2
  - platform: template
    name: VSX531 CBL
    icon: "mdi:audio-video"
    on_press:
      - remote_transmitter.transmit_pioneer:
          transmitter_id: IR
          rc_code_1: 0xA510
          repeat:
            times: 2
  - platform: template
    name: VSX531 S.BOX
    icon: "mdi:audio-video"
    on_press:
      - remote_transmitter.transmit_pioneer:
          transmitter_id: IR
          rc_code_1: 0xA557
          rc_code_2: 0xF536
          repeat:
            times: 2
  - platform: template
    name: VSX531 Game
    icon: "mdi:audio-video"
    on_press:
      - remote_transmitter.transmit_pioneer:
          transmitter_id: IR
          rc_code_1: 0xA55C
          rc_code_2: 0xA5C5
          repeat:
            times: 2
  - platform: template
    name: VSX531 CD
    icon: "mdi:audio-video"
    on_press:
      - remote_transmitter.transmit_pioneer:
          transmitter_id: IR
          rc_code_1: 0xA54C
          repeat:
            times: 2
  - platform: template
    name: VSX531 TV
    icon: "mdi:audio-video"
    on_press:
      - remote_transmitter.transmit_pioneer:
          transmitter_id: IR
          rc_code_1: 0xA50C
          repeat:
            times: 2
  - platform: template
    name: VSX531 Tuner
    icon: "mdi:audio-video"
    on_press:
      - remote_transmitter.transmit_pioneer:
          transmitter_id: IR
          rc_code_1: 0xA547
          repeat:
            times: 2
  - platform: template
    name: VSX531 USB
    icon: "mdi:audio-video"
    on_press:
      - remote_transmitter.transmit_pioneer:
          transmitter_id: IR
          rc_code_1: 0xA59E
          repeat:
            times: 2
  - platform: template
    name: VSX531 BT
    icon: "mdi:audio-video"
    on_press:
      - remote_transmitter.transmit_pioneer:
          transmitter_id: IR
          rc_code_1: 0xA55C
          rc_code_2: 0xA5C4
          repeat:
            times: 2
  - platform: template
    name: VSX531 AUX
    icon: "mdi:audio-video"
    on_press:
      - remote_transmitter.transmit_pioneer:
          transmitter_id: IR
          rc_code_1: 0xA54F
          repeat:
            times: 2
  - platform: template
    name: VSX531 volume up
    icon: "mdi:volume-plus"
    on_press:
      - remote_transmitter.transmit_pioneer:
          transmitter_id: IR
          rc_code_1: 0xA50A
          repeat:
            times: 2
  - platform: template
    name: VSX531 volume down
    icon: "mdi:volume-minus"
    on_press:
      - remote_transmitter.transmit_pioneer:
          transmitter_id: IR
          rc_code_1: 0xA50B
          repeat:
            times: 2
  - platform: template
    name: VSX531 mute
    icon: "mdi:audio-video"
    on_press:
      - remote_transmitter.transmit_pioneer:
          transmitter_id: IR
          rc_code_1: 0xA512
          repeat:
            times: 2

  # blinds
  - platform: output
    id: blinds_up
    name: Wohnzimmer Jalusinen hoch
    icon: "mdi:roller-shade"
    output: blinds_stube_up
    duration: 300ms
  - platform: output
    id: blinds_down
    name: Wohnzimmer Jalusinen runter
    icon: "mdi:roller-shade"
    output: blinds_stube_down
    duration: 300ms
  - platform: output
    name: Wohnzimmer Jalusinen Kanal waehlen
    output: blinds_stube_select_channel
    icon: "mdi:roller-shade"
    duration: 300ms
  - platform: output
    name: Wohnzimmer Jalusinen stop
    icon: "mdi:roller-shade"
    output: blinds_stube_stop
    duration: 300ms

  # screen
  - platform: template
    name: Screen stop
    icon: "mdi:projector-screen"
    on_press:
      - remote_transmitter.transmit_rc_switch_raw:
          transmitter_id: RF315
          code: '000110110111100111001000'
          protocol: 1
          repeat:
            times: 10
            wait_time: 0s

output:
  - platform: gpio
    id: blinds_stube_up
    pin: D7
  - platform: gpio
    id: blinds_stube_down
    pin: D8
  - platform: gpio
    id: blinds_stube_select_channel
    pin: D5
  - platform: gpio
    id: blinds_stube_stop
    pin: D0

interval:
  - interval: 60s
    then:
      - uart.write: "\r*pow=?#\r"

uart_read_line_sensor.h

// see esphome documentation: https://esphome.io/cookbook/uart_text_sensor.html
#include "esphome.h"

class UartReadLineSensor : public Component, public UARTDevice, public TextSensor {
 public:
  UartReadLineSensor(UARTComponent *parent) : UARTDevice(parent) {}

  void setup() override {
    // nothing to do here
  }

  int readline(int readch, char *buffer, int len)
  {
    static int pos = 0;
    int rpos;

    if (readch > 0) {
      switch (readch) {
        case '\n': // Ignore new-lines
          break;
        case '\r': // Return on CR
          rpos = pos;
          pos = 0;  // Reset position index ready for next time
          return rpos;
        default:
          if (pos < len-1) {
            buffer[pos++] = readch;
            buffer[pos] = 0;
          }
      }
    }
    // No end of line has been found, so return -1.
    return -1;
  }

  void loop() override {
    const int max_line_length = 80;
    static char buffer[max_line_length];
    while (available()) {
      if(readline(read(), buffer, max_line_length) > 0) {
        publish_state(buffer);
      }
    }
  }
};