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Roland Pelayo

Roland Pelayo started TMM in 2015. He is a firmware engineer who has over ten years of experience in developing electronic and microcontroller-based systems. Roland's designs include medical devices, security and automation, robots, emergency alert systems, and educational training modules.   Have something that you like Roland to write about here? or do you need consultation for microcontroller firmware projects? just contact him via the contact page.

Get Any Reddit Post using ESP32

Reddit’s API has been piquing my curiosity for some time. However, my past experiences with APIs, especially with Twitter and Facebook have left a bad taste in my mouth. Then one day I had the courage to try it again using ESP32 and to my surprise, it’s far easier than …

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Working with ESP32, GPS and Google Maps

ESP32 NEO6M-GPS wiring

When working with IoT, it’s often necessary to track a device’s location for monitoring. Global Positioning Service (GPS) remains the number 1 option for large-area tracking. This project will show you how you can use a GPS with an ESP32 and have the location plotted on Google Maps.

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Ultrasonic Door Lock with WiFi Control

ultrasonic door lock wiring diagram

For this project, I am using an HC-SR04 ultrasonic sensor for opening a solenoid door lock. Basically, the ultrasonic sensor acts as a proximity detector. A solenoid lock triggers when an object blocks the sensor at a given distance. In addition, a web app can act as WiFi remote control …

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How to Run a BMW VIN Number Lookup?

Are you interested in learning the details of a BMW? Better still, you can learn all the options the vehicle is equipped with. Thanks to VIN online decoders like BMW VIN decoder you can learn all about a BMW through its VIN. In this post, you will learn how to …

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5 Steps To Understanding Your Residential Lease

If you are searching for a place to live, you’ll soon be faced with the “fun” task of reading & understanding your lease. This legally enforceable contract spells out your down payment, termination date, responsibilities as a tenant, and the rent you’ll be paying every month.  Although it’s a lengthy …

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What You Should Be Wary of with Online Dating? | CocoFinder

Online dating has become the new ordinary. If you are searching for Mr. or Mrs. Right on different dating applications, it’s critical to find ways to ensure your security. There are numerous instruments available to you between ride-sharing, auxiliary email accounts, and a subsequent telephone number. Continuously ensure that you …

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