Tag Archives: Machine to Machine

ESP32 MicroPython: HTTP Webserver with Picoweb

The objective of this post is to explain how to install Picoweb, a HTTP Micro web framework for MicroPython. The tests were performed using a DFRobot’s ESP-WROOM-32 device integrated in a ESP32 FireBeetle board. Advertisements

Posted in ESP32 | Tagged , , , , , , , , , , | 14 Comments

ESP32 Bluetooth: Receiving data through RFCOMM

The objective of this post is to explain how to send data to the ESP32 using the Bluetooth RFCOMM protocol. The tests of this tutorial were performed using a DFRobot’s ESP-WROOM-32 device integrated in a ESP32 FireBeetle board.

Posted in ESP32 | Tagged , , , , , , , , , , | 1 Comment

ESP32: Sending JSON messages over MQTT

The objective of this post is to explain how to send JSON messages over MQTT using the ESP32.

Posted in ESP32 | Tagged , , , , , , , , , , , , , | 4 Comments

ESP32: Creating JSON messages

The objective of this post is to explain how to create JSON formatted messages using the ArduinoJson library and the ESP32.

Posted in ESP32 | Tagged , , , , , , , , , | 1 Comment

LinkIt Smart 7688 Duo: Publishing messages to MQTT topic

The objective of this post is to explain how to use the LinkIt Smart 7688 Duo to publish messages to a MQTT topic.

Posted in LinkIt Smart | Tagged , , , , , , , , , , , , , | 1 Comment

LinkIt Smart 7688 Duo: Subscribing to MQTT topic

The objective of this post is to explain how to connect to a MQTT broker and subscribing to a topic, using the LinkIt Smart Duo.

Posted in LinkIt Smart | Tagged , , , , , , , , , , , , , | 2 Comments

ESP32: Parsing JSON

The objective of this post is to explain how to parse JSON messages with the ESP32 and the ArduinoJson library.

Posted in ESP32 | Tagged , , , , , , , , , | 3 Comments