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Raspberry Pi

Questions tagged [gpio]

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GPIO stands for General Purpose Input Output and can be used to receive and send digital signals to and from simple electronics from the Raspberry Pi.

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1answer
88views

I'm trying to light up a LED on GPIO pin 17 when an IR signal is received on GPIO pin 23. LIRC is also configured to listen to IR signals on this PIN through dtoverlay=gpio-ir,gpio_pin=23 in /boot/...
Cutter's user avatar
0votes
0answers
45views

A DPI display is working with CM3+. However, when changing the CM3+ to CM4S, only the backlight is working.Attempts to resolve the issue:A GitHub issue has been created and several steps have been ...
0votes
0answers
29views

I am running Raspberry Pi OS Lite (without GUI) on a Raspberry Pi 3B and have connected a generic ILI9341 display to the GPIO. I am getting inverted display, and I reckon that I am going wrong ...
0votes
0answers
27views

Im trying to get the PPS-GPIO loaded on trixie on a rpi 5. (also tried bookworm on rpi 5)/etc/modules does have pps-gpioconfig.txt has dtoverlay=pps-gpio,gpiopin=18if I run ppstest /dev/pps0, it ...
0votes
1answer
109views

I am using a Raspberry Pi 5 for our project. I wish to power the Pi through USB-C but without a dedicated power adapter.I am using a XL4016 9A buck converter at 5 volts. Can i cut a USB-C cable then ...
0votes
0answers
90views

I need to have six channels of serial Tx/Rx to control independent power supplies in real time. Ideally all six would be set (requires a few bytes each) in under 1 second.I'm a big fan of pigpio and ...
uhoh's user avatar
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0votes
0answers
81views

I'm quite new to Pi programming. I know this question has been asked before but things do seem to have changed with Pi 5 and the latest Python libraries.What is a way for 2 Python programs to access ...
KevinRW's user avatar
0votes
2answers
72views

I've got this display and I'm a bit confused as to how to connect it to the Raspberry Pi. (Testing with a Pi 5, going to move these components over to a Zero 2 W).The diagrams say to connect this ...
0votes
1answer
113views

I own a Raspberry Pi 4B and I decided to turn it into a NAS.I recently bought a Geekworm NASPi v2.0 kit, which includes a PWM-controllable fan (X823-A3), a 2.5" SATA shield (X823), an adapter ...
-1votes
1answer
117views

I have made a simple script that uses when_pressed and when_released to read the value of a GPIO pin and writes it to file. It works as expected when run from terminal, but not when run from rc.local. ...
SKEPPLamp's user avatar
0votes
1answer
157views

I acquired a few Zero 2 Ws, and wired up my Zero 2 W to a L298N controller, alongside four 3-6V DC Motors. I also wired a 12V power supply to the controller.I ended up frying a few of my Zero 2 Ws ...
0votes
1answer
109views

I wanted to run some python code which uses fuzzy logic on a Raspberry Pi 5.Therefore I had to call the skfuzzy/scifuzzy library to do that - from there the problem seemed to occur. It seems like ...
PiD's user avatar
0votes
1answer
124views

I wanted to connect the Adafruit LORA module to my RPI 4B.I connected it this way:RFM9x FeatherWingRaspberry Pi 4B (GPIO)3.3V3.3VGNDGNDSCKGPIO11 (SCLK, pin 23)MOSIGPIO10 (MOSI, pin 19)MISO...
-1votes
1answer
211views

I am looking to wire this inductive proximity sensor to my Raspberry PI Pico W. I plan to power the sensor with a 12V source.However, I obviously can't use the naive way since the sensor outputs at ...
2votes
4answers
428views

I have a question about pull-up/pull-down resistors on the Raspberry Pi Pico.To be as brief as possible - I am trying to create my own keyboard for the learning experience and I wanted to use the ...
WetToad's user avatar

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