Display multi timezone on various cities with HD44780 LCD
10:28
Ultra sound HC-SR-04, ESP8266 with OLED showing wave pattern distance
9:35
World time clock displayed on LCD1602 via NTP server
9:27
Exchange rates USD/GBR, USD/EUR, USD/ZAR display on a PICO LCD 1.14
9:51
ESP8266 Breathalyzer with MQ-3 sensor & LCD 1602 display alcohol consumption
8:26
Binary count to 31 with 5 LED synchronized with Oled
9:46
3D sound wave with sound sensor display on an OLED
6:48
Sound Sensor display particles moving through air with pico lcd 1,14 display
10:29