config_303wifilc01_minimal.yaml

esphome:
  platform: ESP8266
  board: esp01_1m
  on_boot:
    then:
      - lambda: |-
          id(tm_ds1302).read_time();

external_components:
  - # Uncomment original repo when this PR is merged:
    # - https://github.com/trombik/esphome-component-ds1302/pull/3
    # source: github://trombik/esphome-component-ds1302@main
    source: github://trip5/esphome-ds1302@main
    components:
      - ds1302
  - source: github://buzzer13/esphome-components@main
    components:
      - tm1650

i2c:
  - id: i2c_main
    sda: 13
    scl: 12
    scan: true

time:
  - platform: ds1302
    id: tm_ds1302
    cs_pin: GPIO5
    dio_pin: GPIO14
    clk_pin: GPIO16
    update_interval: never

  - platform: homeassistant
    id: tm_hass
    on_time_sync:
      then:
        - lambda: id(tm_ds1302).write_time();

status_led:
  pin:
    number: GPIO2
    inverted: true

display:
  - platform: tm1650
    id: disp_tm1650
    intensity: 1
    length: 4
    # Remapped due to the specific 303WIFILC01 wiring (described at the bottom)
    segment_map: GBPEDCAF
    update_interval: 500ms
    lambda: |-
      static int dot = 0;

      if (++dot & 1) {
        it.strftime("%H.%M", id(tm_ds1302).now());
      } else {
        it.strftime("%H%M", id(tm_ds1302).now());
      }

# Segment mapping:
#      Font          Clock
# P 0b10000000 -> 0b00000001 G
# A 0b01000000 -> 0b00100000 B
# B 0b00100000 -> 0b10000000 P
# C 0b00010000 -> 0b00000100 E
# D 0b00001000 -> 0b00001000 D
# E 0b00000100 -> 0b00010000 C
# F 0b00000010 -> 0b01000000 A
# G 0b00000001 -> 0b00000010 F