{"id":431,"date":"2021-10-23T16:54:42","date_gmt":"2021-10-23T14:54:42","guid":{"rendered":"https:\/\/www.onetimenexttime.sk\/arduino\/?post_type=product&p=431"},"modified":"2024-02-23T07:42:01","modified_gmt":"2024-02-23T06:42:01","slug":"lcd-module-display-monitor-lcd2004-2004-204-20x4-5v-character-blue-backlight-screen","status":"publish","type":"product","link":"https:\/\/www.onetimenexttime.sk\/arduino\/index.php\/produkt\/lcd-module-display-monitor-lcd2004-2004-204-20x4-5v-character-blue-backlight-screen\/","title":{"rendered":"LCD Module Display Monitor LCD2004 2004 20*4 20X4 5V Character Blue Backlight Screen"},"content":{"rendered":"

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Popis LCD modulu LCD2004<\/h1>\n\n\n\n\n\n\n\n\n\n
Sekcia<\/th>\nPopis<\/th>\n<\/tr>\n
Popis<\/td>\nObrazovka LCD2004 je displej s 20×4 znakmi, s modr\u00fdm podsvieten\u00edm a kompatibiln\u00fd s nap\u00e4t\u00edm 5V.<\/td>\n<\/tr>\n
Vlastnosti<\/td>\nDisplej s 20×4 znakmi, modr\u00e9 podsvietenie, nap\u00e1janie 5V.<\/td>\n<\/tr>\n
\u0160pecifik\u00e1cie<\/td>\nDisplej: 20×4 znaky, nap\u00e1janie: 5V, podsvietenie: modr\u00e9.<\/td>\n<\/tr>\n
Pr\u00edklady pou\u017eitia<\/td>\n\n
    \n
  • Zobrazenie textov\u00fdch spr\u00e1v<\/li>\n
  • Zobrazenie \u00fadajov z r\u00f4znych senzorov<\/li>\n
  • Vytvorenie u\u017e\u00edvate\u013esk\u00e9ho rozhrania pre zariadenie<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n
Pr\u00edkladov\u00fd k\u00f3d pre Arduino<\/td>\n\n
\/\/ Inkl\u00fadia kni\u017en\u00edc\r\n#include \r\n\r\n\/\/ Inicializ\u00e1cia objektu LCD\r\nLiquidCrystal lcd(12, 11, 5, 4, 3, 2);\r\n\r\nvoid setup() {\r\n  \/\/ Inicializ\u00e1cia displeja\r\n  lcd.begin(20, 4);\r\n  \/\/ Zobrazenie textu\r\n  lcd.print(\"Hello, LCD2004!\");\r\n}\r\n\r\nvoid loop() {\r\n  \/\/ Ni\u010d sa nedeje v nekone\u010dnej slu\u010dke\r\n}<\/pre>\n<\/td>\n<\/tr>\n
Pr\u00edkladov\u00fd k\u00f3d pre ESPHome<\/td>\n\n
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# Nastavenie LCD modulu<\/div>\n
i2c:<\/div>\n
\u00a0 sda: D2<\/div>\n
\u00a0 scl: D1<\/div>\n
\u00a0 scan: True<\/div>\n
# Konfigur\u00e1cia LCD displeja<\/div>\n
lcd:<\/div>\n
\u00a0 – platform: hd44780<\/div>\n
\u00a0 \u00a0 dimensions: 20×4<\/div>\n
\u00a0 \u00a0 address: 0x27<\/div>\n
# Zobrazovanie textu na LCD displeji<\/div>\n
text_sensor:<\/div>\n
\u00a0 – platform: homeassistant<\/div>\n
\u00a0 \u00a0 id: temperature_sensor<\/div>\n
\u00a0 \u00a0 entity_id: sensor.temperature<\/div>\n
\u00a0 – platform: template<\/div>\n
\u00a0 \u00a0 name: “LCD Text”<\/div>\n
\u00a0 \u00a0 id: lcd_text<\/div>\n
\u00a0 \u00a0 update_interval: 5s<\/div>\n
\u00a0 \u00a0 lambda: |-<\/div>\n
\u00a0 \u00a0 \u00a0 it.print(0, 0, id(font), “Temperature:”, COLOR_WHITE);<\/div>\n
\u00a0 \u00a0 \u00a0 it.print(0, 1, id(font), id(temperature_sensor).state, COLOR_WHITE);<\/div>\n
font:<\/div>\n
\u00a0 – file: “font.ttf”<\/div>\n
\u00a0 \u00a0 id: font<\/div>\n
\u00a0 \u00a0 size: 16<\/div>\n<\/div>\n
# https:\/\/esphome.io\/components\/display\/lcd_display.html?highlight=hd44780<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n