Hedy

Hedy @carolineee

About: Publish some interesting electronic articles

Joined:
Dec 18, 2023

Hedy
articles - 194 total

How do motion sensors detect motion?

Here’s the quick, practical rundown—by sensor type—of how motion sensors detect motion and what’s...

Learn More 0 0Oct 17

How to remote connect to Raspberry Pi?

Remote connecting to a Raspberry Pi is essential for headless (no monitor) operation. Here's a...

Learn More 0 1Oct 16

How to control DC motor with Arduino?

Here are two reliable ways to control a brushed DC motor with Arduino—one-direction speed control...

Learn More 0 0Oct 15

How a quartz crystal works in a microcontroller?

This is a fundamental concept in microcontroller systems. Let's break down how a quartz crystal works...

Learn More 0 0Oct 14

How small can an FPGA get?

FPGAs can get surprisingly small - from massive high-performance chips down to packages smaller than...

Learn More 1 0Oct 13

How to wire a momentary switch to STM32?

Here’s a rock-solid, no-mystery way to wire a momentary pushbutton to an STM32, plus simple code that...

Learn More 1 0Oct 11

How to code and use IMU sensor?

Here’s a compact, end-to-end playbook for coding and using a 6-axis/9-axis IMU on common boards...

Learn More 1 0Oct 10

How to activate simple electronics with a Raspberry Pi?

Here’s a clear, no-nonsense path to make a Raspberry Pi control and read simple...

Learn More 1 0Oct 9

How to make a clock in Arduino?

Here are three solid ways to build an Arduino clock, from “works offline & keeps time” to...

Learn More 1 0Sep 30

How to meaure resistance on a microcontroller?

Measuring resistance with a microcontroller is a fundamental task, but microcontrollers can't...

Learn More 1 0Sep 29

How many GPIO pins are on the FPGA?

There is no single answer. The number of GPIO (General-Purpose Input/Output) pins on an FPGA depends...

Learn More 1 0Sep 28

How to simulate STM32?

Short version: there’s no “official” full simulator inside STM32CubeIDE. You’ve got a few good paths...

Learn More 1 0Sep 26

How to connect Raspberry Pi to wifi using ssh in command line?

Connecting a Raspberry Pi to Wi-Fi via SSH is a classic "headless" setup method. This is especially...

Learn More 1 0Sep 25

What is the mojar differences between Arduino Uno and ESP32 boards?

The Arduino Uno and ESP32 are both popular microcontroller boards, but they differ significantly in...

Learn More 1 0Sep 24

How i can creat analog input in simulink to work to microcontroller?

Creating an analog input in Simulink for a microcontroller involves configuring both the Simulink...

Learn More 1 0Sep 23

What is Debouncing in FPGA?

What is Debouncing? Debouncing is the process of filtering out the rapid, unintended mechanical...

Learn More 1 0Sep 22

What is the register unit of a microprocessor?

The register unit (often called the register file) is the microprocessor’s fast, on-chip storage that...

Learn More 1 0Sep 19

How to install Samba on Raspberry Pi?

Installing Samba on a Raspberry Pi is a very common task to allow it to share files with Windows,...

Learn More 5 0Sep 18

How to connect ultrasonic sensor to Arduino Uno32?

Connecting an ultrasonic sensor like the common HC-SR04 to an Arduino Uno (or any similar board) is a...

Learn More 1 0Sep 17

How the STM32L476RG Connects to a Laptop?

The STM32L476RG (an STM32L4-series microcontroller from STMicroelectronics) can be connected to a...

Learn More 0 0Sep 16

How to troubleshoot STM32 hardware errors?

troubleshooting STM32 hardware errors is a practical skill that saves hours. Below is a compact,...

Learn More 1 0Sep 15

How to attach Arduino to 12v button?

Attaching an Arduino to a 12V button is a common task, especially in automotive or industrial...

Learn More 1 0Sep 12

How to use external memory with an MCU?

Adding external memory to a microcontroller (MCU) is common when your application needs more storage...

Learn More 1 0Sep 11

ADC acquisition method in FPGA

Implementing Analog-to-Digital Converter (ADC) acquisition is a fundamental and common task in FPGA...

Learn More 1 0Sep 10

What is address bus and data bus in microprocessor?

Think of a microprocessor as the brain of a computer. To do its job, it needs to communicate with...

Learn More 1 0Sep 9

How to connect soil moisture sensor to raspberry pi 5?

Connecting a soil moisture sensor to a Raspberry Pi 5 is a common project for smart gardens and plant...

Learn More 1 0Sep 8

How to output a variable to console in STM32 debugger?

You’ve got a few clean ways to print variables to a “console” while debugging STM32. The two most...

Learn More 5 0Sep 5

How to send informarion from LabVIEW to Arduino serial port?

Sending data from LabVIEW to an Arduino over serial (USB or UART) is straightforward with NI-VISA....

Learn More 1 0Sep 4

Temperature and humidity measurement based on AT89C52 microcontroller

Here’s a compact, field-tested way to build a temperature & humidity meter on AT89C52 (8051) with...

Learn More 1 0Sep 3

How to effectively deal with crystal oscillator failure in TM4C129X MCU

Here’s a proven playbook for handling a crystal (MOSC) failure on TI’s TM4C129x MCUs: 1) Turn on...

Learn More 1 0Sep 2