In this tutorial, we will learn how to use the GPIO pins of the Raspberry Pi Pico as digital input pins and interface a push button using MicroPython. In the previous tutorial, we learned how to use the GPIO pins of the Pi Pico board as output pins. However, in this tutorial, we will explore … Read more
In this tutorial, we will learn to use the GPIO pins of STM32 Nucleo board as digital input pins. In the last tutorial, we have seen how to use GPIO pins as digital output pins. For demonstration, we will also show how to interface a push button with the STM32 Nuclro and read the state … Read more
In this tutorial, we will learn how to use general purpose input-output pins of TM4C123 as a digital input pins. For demo, we will see how to control and LED with on-board Push buttons of TM4C123G TIVA launchpad. Firstly, you should know how to use GPIO pins of TM4C123G6PM microcontroller as digital output pins. In … Read more
In this tutorial, we will learn how to control ESP32 and ESP8266 NodeMCU outputs simultaneously from a web page and a physical push button by hosting a web server on them. In other words, if a user controls the LED with a push button, the state of the LED will be automatically updated on the … Read more
In this STM32 Blue Pill tutorial, we will learn how to configure and handle external interrupts using HAL Library in STM32Cube IDE. We will demonstrate this through an example with a push button and an LED. Additionally, we will also show you how to measure Blue Pill interrupt latency via an oscilloscope measurement. Recommended Components … Read more
In this STM32 Blue Pill tutorial, we will learn about input/output GPIO pins of STM32 Blue Pill board. We will learn how to use GPIO pins of STM32 as output pins as well as input pins. Accordingly, we will also show how to interface an LED controlled via a push button with the STM32. We … Read more
In this ESP32 tutorial, we will learn how to configure and use external interrupts with ESP32 GPIO pins in Arduino IDE. We will demonstrate this through an example with a push button and an LED. Additionally, we will also show you how to measure ESP32 interrupt latency via an oscilloscope measurement. Recommended Components The following … Read more
In this tutorial, we will learn how to use GPIO pins of ESP8266 NodeMCU module as output pins as well as input pins. Accordingly, we will also show how to interface an LED controlled via a push button with the ESP8266 board. We will be reading the value from the Push Button and lighting up … Read more
Learn how to use a push button with the STM32F4 Discovery Board to control onboard LEDs. Step-by-step guide covering pull-up/pull-down resistors, HAL_GPIO_ReadPin, digital input configuration, and troubleshooting on the STM32F407VGT6 in Keil uvision.
In this tutorial, we will learn about the push button and how to use it with the AVR ATmega32 microcontroller. We can use this button to control any device, but we will use an LED for this example. Here we will also learn the use of “if and else” statements in C. If this is … Read more