It is built around the Arduino Uno (MOD1), RTC3231 (MOD2), SIM800L GSM module (MOD3), 16×2 LCD I2C module (MOD4), a buzzer ... and the necessary pins should be defined. The function should be modified ...

Here, I used macros to hold the pin data of the Rain sensor ... board using the Arduino IDE. It displays real-time temperature and humidity readings on a 16x2 I2C LCD. This IoT project monitors ...

Waveshare ESP32-S3-Touch-LCD-1.85C is an ESP32-S3 development ... Debugging – UART header Expansion 28-pin 1.25mm pitch headers with up to 20x GPIO (5x through TCA9554PWR expander), UART, I2C, USB, 5V ...

This Arduino code ... the Adafruit LCD library to communicate with the LCD display. int counter = 0; - Declares and initializes a variable to keep track of the count. Adafruit_LiquidCrystal lcd_1(0); ...

This Arduino project measures temperature, humidity, and air quality, then displays the data on an OLED screen. It uses a DHT22 sensor for temperature and humidity, an MQ135 sensor for air quality ...

Designed for HMI applications, the board offers MIPI DSI and CSI connectors, as well as a 100Mbps Ethernet RJ45 jack, four USB 2.0 ports, a 40-pin GPIO header ... The company did try ...