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For questions pertaining to Bluetooth setup, usage and troubleshooting on the Raspberry Pi, whether onboard or via a USB dongle.
1
vote
Installing Affix on Raspberry Pi
Try this from the top level of the pi kernel source tree:
ln -s arch/arm/include/asm include/asm
But again, using stuff across major versions like this is not guaranteed to work.
1
vote
FATAL: cannot open /dev/ttyAMA0: Permission denied
Use sudo with the command. See man sudo for a complete explanation of its purpose and usage:
sudo allows a permitted user to execute a command as the superuser or another user, as specified by the …
1
vote
Install additional packages that provide Bluetooth low energy and router capabilities
This command:
sudo apt-get install bluez radvd libcap-ng0
Will download and install those packages. If it completes successfully, there's nothing more to do.
This command:
sudo dpkg -i bluez_4.9 …
3
votes
One-way file-transfer from PC to Raspberry Pi
I'm going to take this apart a little bit:
I am looking for a way to send files from a computer to a rpi without
the rpi being able to send anything to the pc and therefore possibly
get access …
1
vote
Autorun Python script with shell
When I try this with another script that doesn't require any special permissions or use of bluetooth it works perfectly.
Because LXDE session files are probably not run root. …
1
vote
One speaker system, multiple inputs
have restrictions such that they will not work with the DNLA server or other third party streaming software (i.e., your only choice with such OS/application combinations may be the headphone jack or bluetooth …
1
vote
Accepted
How to aggregate time-synced data from one RPi to another over bluetooth
Using bluetooth seems a waste of time unless there is some specific reason for it. …
2
votes
Pi3 - No WiFi or Bluetooth - Have I got a hardware problem?
It appears the kernel modules for the wifi chip are not loaded for some reason.
Try sudo modprobe brcmfmac; if that does not spit any obvious error, double check lsmod for that and brcmutil (it should …
2
votes
Accepted
Which customizable OS for audio streaming + bluetooth output?
I heard that Raspberry Pi OS Lite doesn't do bluetooth audio
I haven't used bluetooth on a Pi for anything other than a keyboard/mouse, but if it works on the non-lite version, it can work on the lite … This may or may not disable the audio, but bluetooth will still be enabled. …
2
votes
Sending image to a Bluetooth thermal printer using python
I doubt bluetooth makes any difference to this, as printing over wifi is not standardized either.
Perhaps I am searching for the wrong terms. … Works via bluetooth.
Note that the linux user base is several orders of magnitude larger than the rpi user base, and has been around a lot longer. …
2
votes
What's the difference between aplay -l and aplay -L?
As per the manual page (which should be installed, read man aplay):
-l, --list-devices
List all soundcards and digital audio devices
-L, --list-pcms
List all PCMs defined
PCM is the standar …
2
votes
Launch a Bluetooth Low Energy command after raspberry startup
I suppose that this will tell the system to launch the executable after bluetooth service are up and running, but it doesn't seems so
Something to keep in mind with system services is that it is very … Obviously you need bluetooth working, and if you read through the bit on Wants=, Requires=, and After, something more appropriate might be:
[Unit]
Description=Punch service
Requires=bluetooth.service
After …
0
votes
Constant dhcpcd errors: eth0: authentication failed from IP address: No such file or directory
There are a few other errors that happen prior to this but I'm not sure if they're relevant
They're actually an hour previous (dunno if you noticed this).
The bit after the hostname, if it isn't ker …