This is a tutorial how to send DHT11 sensor data using ESP-01S ESP8266, MQTT and Raspberry Pi 3 to IOTA Tangle using Masked Authenticated Messaging (MAM). Note: A copy of this firmware ...
2，用esp-01时，物理开关接在vcc 和gpio2上，继电器接在gpio0上 用nodeMcu时，物理开关接在vcc 和D4上，继电器接在D3上，下面的宏 ...
With progress slowly being made on turning the ESP8266 UART to WiFi module into something great, there is still the question of what the range is for the radio in this tiny IoT wonder. [CNLohr] has ...
ABSTRACT: The development of energy and cost efficient IoT nodes is very important for the successful deployment of IoT solutions across various application domains. This paper presents energy models, ...
The ESP Offline Programmer is an ESP32 board with a microSD card slot designed to flash the firmware to other ESP32 or ESP8266 modules without a PC. You’ll still need one to copy the firmware to a ...
From the great minds behind the NodeMCU Lua interpreter for the ESP8266 comes a proper dev board for the WiFi platform of 2015. They are calling it, the NodeMCU-devkit, and it’s a reasonable, cheap, ...
Abstract: This paper introducing an innovative Elderly Fall Detection System using customised ATMega328 and ESP8266 boards interfaced with GPS, Pulse sensor, Accelerometer and Blynk application. This ...
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