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Questions tagged [pi-3b+]

Use for questions specific to the Raspberry Pi 3 Model B+

41
votes
3answers
200k views

How do I make serial work on the Raspberry Pi3 , Pi3B+, PiZeroW

My Pi3 serial console produces rubbish and fails to respond to the keyboard.
6
votes
2answers
7k views

Access point as WiFi repeater, optional with bridge

I need a wireless access point that is bridged with the wired ethernet port and that is connected to another wifi internet router with a client connection as uplink. All devices connected to the RasPi ...
9
votes
4answers
15k views

Why am I getting a rainbow screen and flashing red PWR LED with a new Raspberry Pi 3B+?

I think there might be a problem with my new Pi. I'm using the same power supply (purchased from PiHut for my previous 3B) in the new 3B+ but I get the rainbow screen and the red power light flashes ...
2
votes
1answer
2k views

RPI3 Raspbian Stretch regular connection on wlan0 AP on wlan1

I'm trying to make a very simple setup with my RPi. On the on-board standard wlan0 I want to connect to my home network normally, using a wpa_supplicant file this works very well. Now I'm having ...
1
vote
1answer
3k views

pi-3b+ ubuntu-core boot problem [duplicate]

i've a pi-3b+ it boots raspbian but does not boot ubuntu-core. When i write ubuntu-core image for pi-3 stable from here the red led lights only. When i write ubuntu-core image for pi-3 edge from here ...
6
votes
1answer
1k views

Netbooting multiple “workers” RPi from a “master” RPi

My question is, I believe, a little bit complex, and I think it would be better to fully describe what I have and what I want to achieve, with what I am able to do. What I have I have a group of ...
1
vote
1answer
507 views

Switch between wifi client and access point without reboot

I want my Raspberry Pi to be used as access point or as client connected to my internet router but not both together. So I want to switch between these two modes with one simple command without ...
2
votes
1answer
359 views

Swapping between wifi client and access point?

This question is an extension of the information on this post. This question looks the same as this one but it is not. I am using systemd-networkd. I successfully followed the instructions in the ...
4
votes
2answers
3k views

Pi 3 Model B+ doesn't boot - Power Supply or broken?

I just bought a Raspberry Pi 3 Model B+. I also bought a power supply that the reseller sold specifically for the Pi - it delivers up to 3A. However, the Pi doesn't boot. I gives me the rainbow screen ...
0
votes
1answer
351 views

Wrongly junctioned GPIO 1 and GPIO 2

I wanted to connect an fan to GPIO 1 and GPIO 6 and what happens is that accidentally GPIO 1 & 2 were junctioned. I saw an light only and from that moment is not starting. Anyone has any ide how ...
9
votes
4answers
12k views

Raspbian 8 on Raspberry Pi 3 B+

How can I can use my old Raspbian 8 (Jessie) SD card installation on the Pi 3 B+? I changed files in /boot. (start.elf, start_cd.elf, start_db.elf, start_x.elf, bcm2708-rpi-0-w.dtb, bcm2708-rpi-b.dtb,...
5
votes
1answer
2k views

Change PI 3 against PI 3 B+ [duplicate]

Currently I have a PI 3 B running with Raspbian Jessie. It has a 3 TB external Usb-HDD which holds the root partition for the Pi. The SD-Card is only used to start the Grub and afterwards the HDD ...
3
votes
1answer
2k views

Rainbow Screen after Android Things installation

I am new to Raspberry and Android Things. I have a Raspberry Pi 3 B+ and I am using latest Android Things (followed as per Android Developer Site). But why is it only showing Rainbow Screen after the ...
1
vote
3answers
7k views

RetroPie fails to boot on Raspberry Pi 3 Model B+ with rainbow screen and flashing red led

I downloaded the latest version of RetroPie (v4.3) to a formatted SanDisk 16GB SD card. When I try to boot RetroPie on a brand new Raspberry Pi 3 Model B+, it gets stuck on a rainbow screen. I've ...
4
votes
1answer
282 views

Service failing to wait for internet connection

I'm strying to make my systemd service start after internet connection has been established. I read several questions on this forum, but no success so far. The error is analog to Invalid host: ...
2
votes
1answer
4k views

3B+ fails to boot Ubuntu mate

I have the problem that the bootloader and kernel are too old in the mate image to run the on the new hardware. Raspian works fine with a noobs install. I tried the advice in the thread here https:...
1
vote
2answers
1k views

Booting Arch ARM from USB

I've recently learnt that Arch ARM is not designed to work being booted from a USB, and can only work from an SD card following the installtion guide on their site (https://archlinuxarm.org/platforms/...
0
votes
1answer
3k views

Run Centos 7 on Pi 3B +

I recently got my pi 3B+. I am trying to run centos7 on it. I downloaded http://mirror.centos.org/altarch/7/isos/armhfp/CentOS-Userland-7-armv7hl-Minimal-1708-RaspberryPi3.img.xz (I know its not for ...
0
votes
1answer
3k views

Ubuntu 16.04 Server boot to rainbow screen on Pi 3 Model B+ [duplicate]

I recently got a Raspberry Pi 3 Model B+. Apparently this is quite new as of asking this question? On my previous Pi a Raspberry Pi 3 Model B I was running a version of Ubuntu 16.04 LTS 'classic' that ...
4
votes
1answer
930 views

Undervoltage symbol

So I have this undervoltage symbol on my raspberry 3+, and it's annoying. Now I have a powerbank with 5V and 2.1A(fast charger) and the symbol is there as well as on the old pi-2b+ AC adapter. So ...
2
votes
2answers
2k views

How can I turn off Wi-Fi localisation on the Pi 3 B+?

I have the Pi 3 B+ and wanted to know if there was any way to turn of the need for the Wi-Fi localisation as when travelling around different countries and using my Pi as an access point I have keep ...
2
votes
1answer
2k views

Correct Arch Installation procedure

What is the correct procedure to install Arch on raspberry pi 3 b+?? I've followed the instructions on this page: Arch Wiki substituting ArchLinuxARM-rpi-2-latest.tar.gz with ArchLinuxARM-rpi-3-...
2
votes
2answers
163 views

128GB in Rpi3b+?

I’m thinking about getting a Samsung 128GB microsd as they’re cheap in Amazon and I assume not fake/shanzai. But can the Rpi3b+ use this? Also it is speed 10 and U3 rated because there’s no longer ...
2
votes
2answers
3k views

10MB/s speed on model 3 B+ gigabit ethernet

I'm running speed tests on raspberypi 3 b+ (gigabit ethernet interface). I've tested with ethtool from the terminal, and it shows Speed: 1000Mb/s Based on this result I assume both the router and ...
2
votes
1answer
1k views

Virtual Machine for Raspberry Pi 3

I have found Exagear Desktop. It would work perfectly except for the fact that the RPI3 version is $30. Are there any other virtual machine software that would work on the Raspberry Pi that are free?
1
vote
2answers
93 views

Raspberry Pi 3 B+ to Android Phone USB Tethering Inactive eth1 Interface

This is a follow up to Static IP Address for USB Screencast in Raspbian Stretch. Concisely, I want to use USB Tethering to connect VNC on my smartphone to the RPi for use as a remote desktop-type ...
1
vote
0answers
48 views

Second i2c bus on RPi 3?

Were you ever successful big-banging a second i2c bus on the RPi 3? I've seen different sites showing a 'dtoverlay', but it doesn't seem to work for me. I see a result of a "i2cdetect -y 3" but very ...
1
vote
0answers
856 views

Can't Login to Pi0 console from Pi3 B+ via UART Serial USB-TTY Adapter

I am new to RPi's so bear with me please: I am trying to log in to the Pi0 console via sudo screen /dev/ttyUSB0 115200 but I just get a blank screen. Ouput of dmesg | grep tty: [ 0.000000] ...
1
vote
1answer
71 views

raspberry pi with 4x20 lcd and pi4j; display something

Ive connected the lcd to the pi, setup raspbian, and powered the device (3B+) on. The display displays 4 lines, line 1 and 3 are sort of darked out, what seems to be indicating working hardware. I ...
0
votes
0answers
84 views

proxy is working locally,But not with remote host

I have install 3proxy in rapberrypi.Raspberrypi is connected with 4g dongle.My proxy is working fine in locally,but I can not connect it to remote host(Vps).It shows "Error: I could not see your ...
0
votes
0answers
51 views

Use of bind-interfaces in dnsmasq?

We have used dnsmasq to set up a wifi to ethernet router on raspbian jessie. I have configured eth0 for static IP address using dhcpcd.conf file and it is given as follows. interface eth0 static ...
0
votes
1answer
3k views

How to update Chromium on RPi 3B+?

I'm brand new to Pi, and I found that the Raspberry Pi chromium is not as updated as standard Chromium. Thanks in advance. EDIT: For clarification, I am on Raspbian 2.5 (Nov. 2018) on a Raspberry Pi ...
0
votes
1answer
2k views

Wifi Not Working with Ubuntu MATE 16.04 and Pi 3b+

I was able to get Ubuntu MATE to finally run on my Pi 3B+ after following this tutorial: https://www.youtube.com/watch?v=tdJrd75_068&lc=z234tvgocvmqyzb5a04t1aokgml1ll00iwv1gbnt2da0rk0h00410....
0
votes
1answer
390 views

What is it about the redesign of the new Pi 3 B+ power supply that's discussed here? [closed]

Today's announcement at raspberrypi.org: Raspberry Pi 3 Model B+ On Sale Now at $35 describes several improvements. In the linked YouTube video changes to the power supply are discussed between 04:30 ...
0
votes
1answer
1k views

Ubuntu Server 18.04 on Raspberry Pi 3 B+: Ethernet Networking Errors on Boot

So I've been trying to setup a web server on my Raspberry Pi 3 B+ I'd like to be able to develop on meteor and then upload the app to my Pi over SSH and Meteor Up (MUP). Started with Raspbian Stretch ...
0
votes
1answer
114 views

Jessie lite reboot hang on Rpi 3

I've got an rpi3 (Linux raspberrypi 4.9.35-v7+ #1014 SMP Fri Jun 30 14:47:43 BST 2017 armv7l GNU/Linux) that intermittently hangs on reboot. I'm a bit vague on how to track down the cause since the ...
0
votes
1answer
82 views

Protecting Raspberry Pi from Relays

I took a picture of my mock setup to give a better idea of what I'm working with. Basically, I'm will be using relays connected to my Raspberry Pi that I intend to use to control a series of lights (...
0
votes
1answer
8k views

Ubuntu Mate 16.04 on Raspberry Pi 3 B+

I would like to get Ubuntu Mate 16.04 on the Raspberry Pi 3 B+. According to this thread this should be possible. Here is the summary on how they achieved it: Copy the following files from Raspbian ...
-1
votes
1answer
31 views

Control function for a DC servomotor angle

I am using a Raspberry Pi 3B+ with servomotor shields to control multiple servomotors at once with Python. I know that the travel angle of a servomotor is controlled using PWM. So there exists a ...