A simple Arduino project that measures the distance between an object and an HC-SR04 ultrasonic sensor and displays the readings in real time on a laptop using the Arduino Serial Monitor. The HC-SR04 ...

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 SRAM is faster than PSRAM, but the PSRAM has a larger capacity) * (For SPI/QSPI LCD, it is recommended to allocate the buffer in SRAM, because the SPI DMA does not directly support PSRAM now) * ...