GPIO 18 is used by PCM to provide a clock signal to an external audio device such as a DAC chip. The PWM0 output of GPIO 18 is particularly useful, in combination with some fast, direct memory access trickery, for driving devices with very specific timings.

This GPIO Pinout is an interactive reference to the Raspberry Pi GPIO pins, and a guide to the Raspberry Pi's GPIO interfaces. Pinout also includes hundreds of pinouts for Raspberry Pi add-on boards, HATs and pHATs .

2024年12月13日 · Master the basics of Raspberry Pi GPIO pins to unlock a world of project possibilities, from smart home automation to advanced robotics. When working with a Raspberry Pi, understanding GPIO (General Purpose Input/Output) pins is key.

There are several ways to refer to a GPIO pin: its name (which is known as GPIO numbering or Broadcom numbering) or its corresponding pin physical number (which corresponds to the pin’s physical location on the header). For example, GPIO 18 corresponds to pin 12.

Disable other GPIO peripherals. Configure a display. GPIO and the 40-pin header. Outputs. Inputs. View a GPIO pinout for your Raspberry Pi. Permissions. GPIO pads. Interrupts. Alternative functions. Voltage specifications. GPIO pads control. Control drive strength. Current value. Safe current. GPIO addresses.

One of the special features of the Pi are the programmable Raspberry Pi GPIO pins. In this tutorial, we control these input-output pins using a program.

2023年2月6日 · The Raspberry Pi Model 3B+ has a total of 26 GPIO (general-purpose input/output) pins, of which 2 pins (GPIO 18 and GPIO 19) can be used for pulse-width modulation (PWM) output.

In this tutorial we'll show two different approaches to reading and driving the Raspberry Pi's GPIO pins: python and C. Here's a quick overview of what's covered: GPIO Pinout -- An overview of the Pi's GPIO header. RPi.GPIO API -- An overview of the …

Known as the four-wire serial bus, SPI lets you attach multiple compatible devices to a single set of pins by assigning them different chip-select pins. To talk to an SPI device, you assert its corresponding chip-select pin. By default the Pi allows you to use SPI0 with chip select pins on CE0 on GPIO 8 and CE1 on GPIO 7.

The GPIO (General Purpose Input/Output) interface on the Raspberry Pi 3 B+ offers versatile functionality for various electronics projects. This section provides a comprehensive guide on how to utilize these pins effectively.