前回Raspberry PiのGPIOピンを操作するためのライブラリ「RPi.GPIO」を紹介しましたが、こちらはRaspberry Pi5では使用できませんでした。 今回はRaspberry Pi5でも使用できる「gpiod」を紹介します。 GPIO (general-purpose input/output) ピンとは様々な用途に使用できるピンで ...

Raspberry PiのGPIOピンを操作するためのライブラリである「RPi.GPIO」を紹介します。 1－1．GPIOとは GPIO (general-purpose input/output) ピンとは様々な用途に使用できるピンであり、ピンに下記のような機能を割り当てることが出来ます。 GPIOとは？機能や使用例は？

Analog to Digital Conversion (ADC) Practice on B-L475E-IOT01A1 discovery kit using the voltage sensor and the temperature sensor. This project is about calculating the room temperature using these ...

This daemon accepts command line parameter as a well-defined GPIO configuration file in json format to monitor list of gpios from config file and take action defined in config based on gpio state ...

For microcontrollers, an LED blinking program is equivalent to the “hello world” program. In our previous tutorial, we learned how to get started with STM8S103F3 Development Board and how to set up ...

Diodes Incorporates released 16-bit I/O expander, which offers and ultra-low power solution to expanding the available GPIO on a microprocessor, microcontroller, ASSP, ASIC, or FPGA, using the ...

DALLAS ” Designed to provide an alternative to monitoring and controlling the inputs and outputs of a system's microcontroller or microprocessor, Texas Instruments is introducing the SN74LV8153 8-bit ...

Driving multiple LEDs with one microprocessor GPIO pin is a well-known technique. Typically, designs perform this task by issuing pulse widths and clocks of differing durations and employing multiple ...

The GPIO expansion is useful in any application for the number of GPIOs on a microprocessor is not sufficient. The relatively small numbers of GPIOs on microprocessors are becoming a limiting factor ...