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esp32-mqtt-publish-subscribe
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wordclock | esp32-mqtt-publish-subscribe | |
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3 | 2 | |
15 | 3 | |
- | - | |
0.0 | 0.0 | |
5 months ago | about 3 years ago | |
C++ | C++ | |
GNU General Public License v3.0 only | GNU General Public License v3.0 or later |
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wordclock
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I built a word clock with a mirror effect
The code for the transition is in this file.
esp32-mqtt-publish-subscribe
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(esp32+adxl325+sdcard)Storing sensor data in sd card(in txt file) and then sending it to cloud.
I'd suggest sending data directly to AWS IoT Core (Free tier eligible) with the MQTT protocol. You can send data in JSON format. You could then use a serverless function to send that data to a DynamoDB (noSQL) database as the API is easy to use.
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Raspberry Pi, ESP32, EMQ X and Node RED together
The basic functions of the esp32_mqtt_publish_subscribe.cpp program are:
What are some alternatives?
IRremoteESP8266 - Infrared remote library for ESP8266/ESP32: send and receive infrared signals with multiple protocols. Based on: https://github.com/shirriff/Arduino-IRremote/
esphome - ESPHome is a system to control your ESP8266/ESP32 by simple yet powerful configuration files and control them remotely through Home Automation systems.
Thingspeak - ThingSpeak is an open source “Internet of Things” application and API to store and retrieve data from things using HTTP over the Internet or via a Local Area Network. With ThingSpeak, you can create sensor logging applications, location tracking applications, and a social network of things with status updates.
OpenMQTTGateway - MQTT gateway for ESP8266 or ESP32 with bidirectional 433mhz/315mhz/868mhz, Infrared communications, BLE, Bluetooth, beacons detection, mi flora, mi jia, LYWSD02, LYWSD03MMC, Mi Scale, TPMS, BBQ thermometer compatibility & LoRa.
ArduinoJson - 📟 JSON library for Arduino and embedded C++. Simple and efficient.
arduino-esp32 - Arduino core for the ESP32
Thingsboard - Open-source IoT Platform - Device management, data collection, processing and visualization.
esp8266-react - A framework for ESP8266 & ESP32 microcontrollers with a React UI
PlatformIO - Your Gateway to Embedded Software Development Excellence :alien:
FastAccelStepper - A high speed stepper library for Atmega 168/328p (nano), Atmega32u4, Atmega 2560, ESP32, ESP32S2, ESP32S3, ESP32C3 and Atmel SAM Due