The ESP32 chip in question is inexpensive and easy to purchase, costing just 2 euros (about 320 yen), so it is used in many IoT devices, and manufacturer Espressif announced in 2023 that '1 ...

ESP32 boards are the building blocks for many IoT devices today, with applications spanning smart home, healthcare, IIoT and beyond. Espressif have held the number one position for market share in ...