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Questions tagged [output]

Output refers to any PHYSICAL output from the Raspberry Pi. There are four main outputs: GPIO, HDMI, RCA and Audio.

19 questions with no upvoted or accepted answers
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Can't set output to 4k 60hz on Pi 4

What I've tried: Setting "4Kp60 HDMI" I did this in the GUI config application and rebooted. Also tried disabling it and then enabling it in the config.txt and rebooted. Installing updates My ...
2
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0answers
258 views

How can I get my new Raspberry Pi 4B to output 1080i video

I finally got into the Pi world with a model 4B. I've updated it to Raspian/Buster and have the network working (wireless and wired - but just using wireless right now). I'm running it using VNC-...
2
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0answers
131 views

Output a fake TV Channel?

I recently went on a Disney cruise with my family and the TV had different channels that had films on a loop different channels were different categories. My wife and I REALLY liked this and wanted ...
2
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1answer
5k views

How to set a GPIO pin to default HIGH before setting it to output?

I have a raspberry pi connected to a Sainsmart 4-channel relay, where each relay is activated by a LOW signal. When I set a GPIO pin to output, it defaults to LOW, which of course activates the ...
1
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2answers
34 views

do RPi3 3.3/5V pins output constant voltage even if the RPi power supply is changing voltage?

I want to power my RPi with a lithium ion battery. The RPi will be powering some devices which require constant voltage to power them. If I use a battery as supply for the RPi (which changes as it ...
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0answers
28 views

CGA Output from GERT666 (or other GPIO connection)

I have a monitor which accepts 4-bit TTL CGA Only. Does anyone know if there is a way to directly output 4-bit TTL from the Raspberry Pi? I know that there exists VGA-CGA converters, but it would be ...
1
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0answers
527 views

All Outputs True when checking Input pins

The RPi setup has input Pins 20 and 21. The program is checking if the inputs are high or low constantly. If so the assigned outputs switch to high. The unexpected result is that when e.g. Pin 20 is ...
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0answers
376 views

audio via Jack only with omxplayer

Strange things happen to my Pi. I have a headphone connected to the audio output (3.5jack). I have added the snd_bcm2835 modules and when I start a track on the omxplayer via ssh, music comes in top ...
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0answers
281 views

Raspberry Pi 16X2 LCD wrong output

I want to display some text on my 16x2 LCD display with my Raspberry Pi 3 with Windows IoT, but the output is completly unreadable. My wiring should be good so I don't know what is the problem. I ...
1
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0answers
151 views

Configuring a separate audio input and output devices on RPi 2 Jessie

I'm using a Raspberry Pi 2 running Jessie as a device that takes basic audio input, processes it, and produces an audio output. The speaker is plugged into the headphone jack. I want to assign the ...
1
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0answers
65 views

Input / output errors with Samba

This has been asked before, and on other sites, but I'm not sure there has ever been a definitive answer. I'm running Samba under Raspbian on RPi model B (original version -- not the recent upgrade). ...
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0answers
33 views

Audio Output for RPi 3 Mobel+

Very simple question. If I do this: Navigate to your screen. Select "Manage Screen". Select "Advanced". Set "Audio Output" to "3.5mm jack". Press "Save". Would I be able to listen to music via USB ...
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0answers
22 views

Raspberry pi 3 LED vertical panel display problem

Is it possible to change the resolution of my raspberry pi 3 to 224x756?? I have a vertical LED panel (224 x 756) and the display of my rpi don't fit the screen. My interface for my panel is HDMI. ...
0
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0answers
26 views

Screen Resolution for raspberry pi 3 LED Screens

Is it possible to change the resolution of my raspberry pi 3 to 224x756?? I have a vertical LED panel (224 x 756) and the display of my rpi don't fit the screen. Help thanks!
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0answers
46 views

Pi Music box stream to DNLA device

I downloaded Pi music box and I've got it setup and running (which is all good) so now I can use my phone/pc to connect to the Raspberry pi. But, now i want to connect the raspberry pi to my DNLA/...
0
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0answers
85 views

GPIO input pins give out a volte

Hi I am controlling a 1960's Lego train trough a motor controller that uses the PWM of the Raspberry pi3 and I have 4 IR sensors that are externally powered with a 3.3V constant power supply, I used ...
0
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0answers
482 views

Raspberry Pi Zero W Mini-HDMI to VGA connection problem

The SD card I ordered a week ago showed up at my house today so I threw Raspbian on it with Win32DiskManager and attempted to boot up, but I was greeted without any kind of video signal. After doing a ...
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3answers
85 views

Basic questions about inputs/outputs on a breadboard (Pi 3)

I have started my first basic project today and I have a few questions I couldn't find answers to yet or I just don't know how to search for any. Sorry if those questions seem a bit stupid, but I will ...
-2
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1answer
598 views

How to configure touchscreen for taking input and displaying output

I am making a control system project for factories where the motors and other appliances are supposed to be controlled via touchscreen. Is there a separate software in which the screen buttons has to ...