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Questions - gpio

How to make use of events in Python on to call a function when a button is pressed on the HAT?

Apologies if this is the wrong place for this question. Bit of a Python newbie, but I'm getting there with it, I've just hit a bit of a brick wall. I'm building a Pi project that uses the Pimoroni Dis...
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Steve Abraham

python

events

gpio

raspberry-pi-zero

Votes: 0

Answers: 1

Latest Answer

Detection of this event is already running. You have two options to remove it: GPIO.remove_event_detect(display.BUTTON_A) GPIO.cleanup()
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ruca

How can PWM be generated on the Raspberry Pi using wiringPi with C?

I'm trying to learn C and want to be able to generate a PWM signal on the GPIO pins of a Raspberry Pi. However, most of the tutorials I've followed have led to nothing working. Heres the code im curre...
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invisabuble

c

raspberry-pi

gpio

pwm

Votes: 0

Answers: 1

Latest Answer

The segfault probably doesn't have to do with WiringPi. Your scanf() call is wrong - you must pass the address of the destination variable, not the variable itself. Also, if you want to use an int, us...
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Ben Gillett

RPI.GPIO: ModuleNotFoundError: No module named 'RPi.GPIO

Thank you to all the contributors with their posts correlating to **RPI.GPIO**. I have tried most of your suggestions but so far to no avail. My current version: 0.7.1a4, I'm running bullseye on Pi4 a...
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Sol

python-3.x

gpio

bullseye

Votes: 0

Answers: 3

Latest Answer

I was with the same error, try all the commands and nothing but now I succeed, I hope it helps you, I just put python3 when reading the code from the console, for example: 'sudo python3 testgpio.py' i...
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Pablo Mieres

Can I use additional pins from Google Coral Dev Board as GPIO?

It seems that only 8 pins from the 40-pin header can be used as GPIO on Google Coral Dev board. We want to use a peripheral (compatible with Raspberry pi 4.0) that needs 14 pins for GPIO (adafruit RGB...
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Chris Kachris

gpio

tpu

Votes: 0

Answers: 0

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