The NodeMCU development board is a powerful solution to program microcontrollers and be part of the Internet of Things (IoT). The NodeMCU development board, based on ESP8266EX, is a cute module with a ...

Connect multiple ESP32 and NodeMCUs with the same Blynk account (FREE plan). Control home appliances with WiFi(Blynk App). Control home appliances with manual switches. Monitor real-time feedback in ...

ESP32-C3 RISC-V IoT processor with 2.4 WiFI and Bluetooth LE 5.0 was unveiled in December 2020, and Espressif Systems’ own ESP32-C3-DevKitM-1 board has been available in limited quantities as an ...

Turns on board LED on for one second, then off for one second, repeatedly. ESP32 have a on board LED. It is connected to pin 5 on ESP32-WROOM-32 with VCC. This sketch turns on and off on board LED for ...

NodeMCU is a low-cost open-source IoT platform that initially included firmware which runs on the ESP8266 Wi-Fi SoC from Espressif Systems, and hardware which was based on the ESP-12 module. If you ...

Despite having multiple messaging apps like WhatsApp, WeChat, Facebook Messenger, etc., we can't ignore the fact that the most effective and professional way for an IoT device to communicate with its ...