Abstract: Arduino Uno – Powered Parking Guidance System with Ultrasonic Sensors" is a smart and innovative solution for simplifying the parking process in crowded urban environments. This paper ...
The ESP32 is a microcontroller that provides an API for Bluetooth A2DP which can be used to receive sound data e.g. from your Mobile Phone and makes it available via a callback method. The output is a ...
#include <Wire.h> // Gọi thư viện giao tiếp với I2C #include <LiquidCrystal_I2C.h> // Gọi thư viện LCD giao tiếp với I2C #define GOC_DONG 0 // Góc đóng của servo (độ) #define GOC_MO 90 // Góc mở của ...
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