How to implement MQTT API in Thingspeak using Raspberry Pi 4? (2021) | Learn Technology in 5 Minutes

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ThingSpeak is an open-source IoT analytics platform that is used to store, analyze, visualize and retrieve data from things in an IoT network. It makes use of the HTTP and MQTT protocol.

In this video, we will learn how to use the MQTT API to publish temperature and pressure data from a BMP180 sensor interfaced to a Raspberry Pi 4, to a ThingSpeak channel.

Resources:

MQTT Basics:

Python code link:
*link to python file in drive to be included here*

Paho MQTT library download link:

BMP180 library download link:

To know more about the connection methods used in this project, check out this link:

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#ThingSpeak #MQTT #BMP180 #RaspberryPi4
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Hi, for thingspeak free version the MQTT msgs are still limited to 15 secs? Regards!

felipee
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hi mam, i have follow the same procedure for pushing a ADC data into Thingspeak, but its showing error to publish the data. can you give inputs for this??

sagarm
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hello, i have this error [Errno 2] No such file or directory ... i think is because the certificate.crt file, can you please help me?

edgaromarreynatorres