A wireless temperature reading project with STM32L4 NUCLEO board that prevents milk spilling over before it's too late

• STM32 NUCLEO-L452RE-P development board
• DS18B20 temperature sensor
• 4.7kΩ resistor
• 16x2 LCD display module with PCF8574 I2C adapter
• ESP32-CAM development board
• Buzzer

• darkquesh. “Darkquesh/STM32-DS18B20: C Library for Interfacing the DS18B20 Temperature Sensor with a STM32 like the STM32L452.” GitHub, https://github.com/darkquesh/STM32-DS18B20. Accessed 8 Jan. 2024.
• Hasan, Mahamudul. “Interfacing STM32 with I2C LCD : Hal Example Code Included.” Embedded There, 17 Oct. 2023, https://embeddedthere.com/interfacing-stm32-with-i2c-lcd-with-hal-code-example/.
• Yourself, Tech It. “Demo 19: How to Use UDP/IP with Arduino ESP32.” IoT Sharing, Blogger, 10 Dec. 2021, http://iotsharing.com/2017/06/how-to-use-udpip-with-arduino-esp32.html.