r/microcontrollers • • Jan 27 '25

What is the reason why someone would scratch the microcontroller like this?

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4 Upvotes

Also, does anyone know the name of the board?


r/microcontrollers • • Sep 07 '22

Want to know more of different chips for MCU’s. What they actually do…

0 Upvotes

Like imagine I have an 8 bit processor. Could I store a 16 bit data type? Would it take longer since the register width is only 8? Does it take up more addresses for my variable? Will it take 2 clock pulses to store that data type or more?

Yes RICS is reduced instruction core set but… what does that mean, what instruction? What is an advanced “virtual” RISC? How can it be “virtual” is it not just hardware implemented on the chip? How does the cpu actually calculate data. What does it calculate? For example if I have a HAL and I want to use SPI how would the kind of processor influence my SPI transmission… What does a cpu “actually”. I know all these questions are google able. I did google/yt’d them. But years later they still seem so out of reach for me to understand. Please explain like I’m 5… Thank you!


r/microcontrollers • • Jul 16 '14

Digital Thermometer using Atmega16

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0 Upvotes

r/microcontrollers • • Jun 13 '22

Which Microcontroller you should use in 2022?

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0 Upvotes

r/microcontrollers • • Jun 18 '24

Relationship Circuitry: Don't Be a Passive Resistor, Be an Adaptive Transistor.

0 Upvotes

The key point is - don't be like a simple electronic component that just passively reacts to the voltage (or circumstances) applied to it. Those linear devices, like resistors and capacitors, just let the current (tension/stress) flow through them proportionally. As the voltage (pressure) increases, they just keep heating up until they burn out.

Instead, be more like a non-linear component - a transistor, MOSFET, or diode. These can switch and amplify, not just follow the input. They have the ability to adapt and even work some "magic" in the circuit, rather than just passively conducting.

It's a great reminder that we don't have to just be passive conductors in the circuit of life. We can be the dynamic, transformative elements that shape our own paths, not just follow the current.


r/microcontrollers • • Jul 24 '15

Turn your Refrigerator to a Star Rated One Using Microcontroller

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0 Upvotes

r/microcontrollers • • Jun 12 '23

Looking for "girly" topics for graduate thesis

1 Upvotes

Hello, I am a electronics engineering student looking for some interesting topics for my graduate thesis, from the field of embedded systems . After 4 long years of doing projects like parking sensor and lie detectors, I would like my last one to be a little bit more girly.

So could my female colleagues recommend something? Currently I am working with MSP430 microcontroller, but am open to any ideas! My initial thought was to design system that helps you keep track on how are you taking care of your plants by measuring moisture levels in the soil, but I think that it is a bit too easy.

Thanks in advance!!!


r/microcontrollers • • Mar 25 '22

Best/fastest microcontrollers for fast deep learning inference?

1 Upvotes

I found a couple of options:

Coral dev board mini -

Pros: Very fast. Great. That’s all I need

Cons: Bad tech support. Faulty units. Seems like a very common problem

Neural Compute stick -

Pros: Simple USB design, can use with Raspberry Pi.

Cons: Not fast enough inference for my use case

Nvidia Jetson - out of stock everywhere 😂

For context, I’m trying to do real time object detection at a fairly high FPS (60). The coral dev board is perfect as it’s able to do 70FPS. But, it has bad tech support.


r/microcontrollers • • Mar 17 '20

arduino for kids handwash how to make your own hand sanitizer machine ...

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2 Upvotes

r/microcontrollers • • Jun 13 '14

Bit set, reset, toggle and masking in Microcontrollers

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0 Upvotes

r/microcontrollers • • Jul 01 '14

Ten steps to choose the right Microcontroller

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0 Upvotes

r/microcontrollers • • Jul 21 '14

Animated scrolling text in LCD using 8051

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0 Upvotes

r/microcontrollers • • Jun 16 '18

Getting started robotics with Parallax ActivityBot 360

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0 Upvotes

r/microcontrollers • • Mar 06 '21

Smallest microcontrollers

3 Upvotes

I am looking for microcontrollers that:

  1. Small (ie 1cm by 1cm)

  2. Real time

  3. Can connect to WiFi

  4. Can receive/send bluetooth audio

  5. Run FreeRTOS

  6. if possible, convert speech to text

Pls recommend. I am tired of ESP32.


r/microcontrollers • • Nov 28 '25

Display for displaying current crypto prices

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1 Upvotes

You can check the open-source project details on github: https://github.com/jotalac/crypto_viewer


r/microcontrollers • • Jun 14 '21

2X ADC WITH 2X I2C MCU, LOW POWER!!!

1 Upvotes

Hi, i am looking for any suggestions for MCU that has 2x ADC and has 2x I2C for communication, and it should be low power, ! I have been looking but most what i find is over kill for the application" i have 2 analog signals that i will take ADC them, then do very small calculation and then the result should be sent to a master computer... any recommendation?!


r/microcontrollers • • Sep 10 '21

¿The cheapest microcontroller in 2021?

0 Upvotes

I am looking for the cheapest microcontroller.


r/microcontrollers • • Sep 10 '22

This is how Arduino communicating through LoRa

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0 Upvotes

r/microcontrollers • • Mar 20 '24

New Microcontroller and other Stuff

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1 Upvotes

r/microcontrollers • • Jan 16 '23

Help needed: How to access microcontroller firmware for DIY project

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0 Upvotes

r/microcontrollers • • Aug 16 '22

Please do not use Python for tooling

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0 Upvotes

r/microcontrollers • • May 25 '20

8051 Counter Example using C Language Step by Step Keil and Proteus Simulation Project

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4 Upvotes

r/microcontrollers • • Nov 21 '18

HOW TO PROGRAMME ATTINY 85 MICROCONTROLLER TUTORIAL

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0 Upvotes

r/microcontrollers • • Mar 07 '16

Where is the bios on a microcontroller?

0 Upvotes

Hello

I would like to know "where" exactly is on a microcontroller. I have googled around but haven't found any arduino projects related to BIOS, in order to get a litlle more info about the topic.

So I know that you have a bootloader on a microcontroller that accepts the code from the programmer and makes sure your actual code starts running. But where is the bios in this story? Is the bios some code inside the user software that just gets loaded in the microcontroller when you program it? is it part of the bootloader (when speaking about embedded systems)?

how difficult is it to develop your own bios for an embedded system?