Questions tagged [microcontroller]

A microcontroller is a small computer on a single integrated circuit, similar to a SoC. Often used for DIY automation and embedded systems. Use the [micro-pc] tag for single board computers designed to run regular operating systems

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48 views

Budget Microcontroller for large WS2812B strand

I am using an Arduino Uno R3 to control my Christmas lights (a strand of 665 WS2812B LEDs).The Arduino, while driving the LEDs, is not accessible from my PC, so I am attempting to use a Raspberry Pi 3 ...
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30 views

Dual Mode Bluetooth (BLT/BLE) -To-UART Bridge Module Recommendation

I need a module to server as a Bluetooth-UART/SPI bridge for an MCU, that has to have the following characteristics: Programmable Fast bring-up (a known manufacturer with straight-forward set-up and ...
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9 views

Which ARM micro controller should I choose for my major project?

I'm taking up a major project for my final year in college through which I plan on learning about the ARM architecture. I want to build my own custom development board instead of using a pre-designed ...
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35 views

Micro-controller Recommendation

I am going to build an IoT water flow meter. And I am using below meter: Which generated a pulse every time its meter completes a rotation. My objective is to read that pulse and send that reading ...
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24 views

USB-sized board for running USB exploits

I'm looking for a USB-sized board to build a USB exploitation tool. I'm looking to build something similar to a Bash Bunny or a Rubber Ducky. Requirements: is a pre-built board (prefered) or chip ...
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29 views

Looking for a microcontroller for embedded OS

I'm looking for an MCU with development board on which I can build a small embedded OS. I'm looking for something along these lines: At least single digit MBs of EEPROM or flash. About 1MB or so ...
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10 views

are there any MQTT based 4g obd2 device?

can anyone suggest to me the Chinese manufacture who produce 4G based OBD-2 device with the following specification: The OBD-2 device should work on the MQTT protocol The OBD-2 device should monitor ...
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20 views

How to connect two ultrasonic sonar sensor with Atmega32?

I am trying to connect two Ultrasonic Module HC-SR04 with Atmega32.I have interfaced one module but having difficulties interfacing two.
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7 views

low latency wireless mic using u-blox NINA-W102

Does anyone know if the u-blox NINA-W102 is capable of sending real time sound data with latency below 5ms? I can't find a lot of info on this component online. I've purchase the Arduino Nano rp2040, ...
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1answer
16 views

What FPGA Devboard to start learning

so I want to get into FPGA mainly because I am interested in emulating retro hardware, and improving my understanding of ic logic, and the idea of being able to create my own chips(well sort of :)) ...
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33 views

Is there any MPU, MCU or SOC that have SIL certification?

Is it possible only a component have a SIL level, For example is there a processor that have IEC 61508 SIL4 certificate or EN 50126 SIL4 certificate. If there exists what would you recommend to me ...
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11 views

More powerful ESP9266 based microcontroller than nodemcu

I am currently working with Nodemcu. I am running a very long code with many HTTP requests. After 3 http requests, the nodemcu gets crashed. It is unable to handle. I am looking for a WiFi ...
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27 views

Hobbyist microcontroller without code write endurance worry

I'm looking for a hobbyist microcontroller that can have its code modified very frequently (like code generated on the fly, or polymorphic code), without worrying about running out of write cycles. ...
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22 views

IC chip which can send a different IR signal from multiple pins

Hi I have been trying to send different IR signals over multiple pins using an Arduino Uno. I have been using the IRremote library. It's not possible with Arduino so I am looking for an alternative. ...