esphome_esp32_ttgodisplay_v1.yaml

#ith - v1 - backlight untested, works good otherwise, use buttons to cycle
esphome:
  name: ttg
  platform: ESP32
  board: featheresp32
  
font:
  - file: 'fonts\slkscr.ttf'
    id: font_slkscr_8
    size: 8
    glyphs: "!%()+,-/_.:°0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz"
  - file: 'fonts\BebasNeue-Regular.ttf'
    id: font_bebas_48
    size: 48
  - file: 'fonts\BebasNeue-Regular.ttf'
    id: font_bebas_56
    size: 56
  - file: 'fonts\arial.ttf'
    id: font_arial_12
    size: 12

# COLORS ARE IN RGB565 format
globals:
  - id: color_red
    type: int
    restore_value: no
    initial_value: '0xF800'  
  - id: color_green
    type: int
    restore_value: no
    initial_value: '0x07E0'
  - id: color_blue
    type: int
    restore_value: no
    initial_value: '0x001F'
  - id: color_yellow
    type: int
    restore_value: no
    initial_value: '0xFFE0'
  - id: color_yellow_alt
    type: int
    restore_value: no
    initial_value: '0xFE40'
  - id: color_cyan
    type: int
    restore_value: no
    initial_value: '0x07FF'
  - id: color_orange
    type: int
    restore_value: no
    initial_value: '0xFC20'
  - id: color_teal_blue
    type: int
    restore_value: no
    initial_value: '0x04AE'
  - id: color_beige
    type: int
    restore_value: no
    initial_value: '0xFFBD'



# OPTIONAL: Another way to set colors
substitutions:
  RED: '(0x1F << 11)'
  GREEN: '(0x3F << 5)'
  BLUE: '(0x1F << 0)'
  YELLOW: '(0x1F << 11) | (0x3F << 5)'
  CYAN: '(0x3F << 5) | (0x1F << 0)'
  MAGENTA: '(0x1F << 11) | (0x1F << 0)'
  WHITE: '(0x1F << 11) | (0x3F << 5) | (0x1F << 0)'
  GRAY: '(0x10 << 11) | (0x20 << 5) | (0x10 << 0)'

#########

wifi:
  ssid: !secret wifi_ssid
  password: !secret wifi_pass

  # Enable fallback hotspot (captive portal) in case wifi connection fails
  ap:
    ssid: "ESP32-FALLBACK"
    password: "Allyouwantisapasswordbutallyougotwaswastedcycles^$\n"

captive_portal:

# Enable logging
logger:

# Enable Home Assistant API
api:
  password: "Allyouwantisapasswordbutallyougotwaswastedcycles^$\n"

ota:
  password: "Allyouwantisapasswordbutallyougotwaswastedcycles^$\n"

### CUSTOM!!

spi:
  clk_pin: GPIO18
  mosi_pin: GPIO19

time:
  - platform: homeassistant
    id: esptime

binary_sensor:
  - platform: homeassistant
    entity_id: switch.termo
    id: termo_state

  - platform: gpio
    pin:
      number: GPIO35
      inverted: true
    id: tdisplay_button_input_1
    on_click:
      then:
        - homeassistant.service:
            service: switch.toggle
            data:
              entity_id: switch.tasmota

  - platform: gpio
    pin:
      number: GPIO0
      inverted: true
    id: tdisplay_button_input_0
    on_click:
      then:
        - homeassistant.service:
            service: switch.toggle
            data:
              entity_id: switch.termo

  - platform: status
    name: "Node Status"
    id: system_status              

# We can still control the backlight independently
switch:
  - platform: gpio
    pin: GPIO4
    name: "Backlight"
    id: backlight              

sensor:
  - platform: homeassistant
    id: termo_power
    entity_id: sensor.termo_energy_power
    unit_of_measurement: 'W'
  - platform: homeassistant
    id: termo_voltage
    unit_of_measurement: 'V'
    entity_id: sensor.termo_energy_voltage

  - platform: adc
    pin: 34
    attenuation: 11db
    name: VBatt
    id: vcc
    update_interval: 60s

  - platform: adc
    pin: 33
    attenuation: 11db
    name: VSoil
    id: vcc2
    update_interval: 60s

  - platform: template
    name: batterylevel
    id: batterylevel
    unit_of_measurement: '%'
    update_interval: 60s
    lambda: |-
      // I know infering the battery from voltage only is misleading, but I'll take it. Considering linear decay (again, i'll take it), max=2.23, min=1.38
      return ((id(vcc2).state * 118) - 162);   

  - platform: template
    name: soillevel
    id: soillevel
    unit_of_measurement: '%'
    update_interval: 60s
    lambda: |-
      // I know infering the battery from voltage only is misleading, but I'll take it. Considering linear decay (again, i'll take it), max=2.23, min=1.38
      return ((id(vcc).state * 118) - 162);   

# TODO brightness
display:
  - platform: st7789v
    backlight_pin: GPIO4
    cs_pin: GPIO5
    dc_pin: GPIO16
    reset_pin: GPIO23
    rotation: 90°
    #brightness: 0.5
    update_interval: 5s
    lambda: |-
      if (id(vcc).has_state()) {
        it.printf(4, 4, id(font_arial_12), id(color_teal_blue), "%.2f VBat (%.2f %%)", id(vcc).state, id(batterylevel).state);
      }
      if (id(vcc2).has_state()) {
        it.printf(5, 5, id(font_arial_12), id(color_green), "%.2f VSoil (%.2f %%)", id(vcc2).state, id(soillevel).state);
      }
      it.print(212, 4, id(font_slkscr_8), id(color_teal_blue), "PLUG");
      it.print(210, 120, id(font_slkscr_8), id(color_teal_blue), "TERMO");

      if(id(termo_state).has_state()) {
        if (id(termo_state).state) {
          it.print(16, 18, id(font_bebas_56), id(color_green), "TERMO: ON");
        } else {
          it.print(16, 18, id(font_bebas_56), id(color_red), "TERMO: OFF");
        }
      }

      if (id(termo_power).has_state()) {
        float pwr = id(termo_power).state;
        if (pwr > 10.0) {
          it.printf(16, 72, id(font_bebas_56), id(color_orange), "%.1f W", id(termo_power).state);
        } else {
          it.printf(16, 72, id(font_bebas_56), id(color_green), "%.1f W", id(termo_power).state);
        }        
      }