ESP-01 is a tiny and useful piece of hardware. It has a 32-bit MCU, 2.4GHz 802.11 b/g/n WiFi, 1MB flash memory, and several other useful embedded features. Such ...
The ESP32/ESP8266 WIFI display using MQTT protocol project features several wifi modules suitable to IoT applications. These WiFi modules has OLED display integrated or connected particularly to the ...