raspberry-pi tag

99 questions


2 answers
47 views
0
Understanding Raspberry journalctl Logs

If you look at the logs in the Journalctl of Raspberry Pi, you will see only the logs after reboot.The journald.conf storage is set to persistent and the log is changed to /var/log/journal.I have inst...

2 years ago

1 answers
131 views
0
Raspy to Arduino: SPI transmission/reception timing incorrectly corrupted

Hi Now I'm creating a program where Razpai generates 4 bytes, sends them 1 byte each, connects them when Arduino receives 4 bytes, and restores the information. I wanted to send you a float. (To be ho...


1 answers
144 views
0
Error making gattlib with raspberrypi

https://qiita.com/utsuki_protein/items/5e66b53c55359efbec66I am trying to install gattlib on raspberrypi by referring to the site above.Countermeasure 2 is working on it, but https://bitbucket.org/Osc...


2 answers
49 views
0
Running python file on raspberry pie doesn't respond

React to specific words using speech recognition (julius) in Raspberry piI created voice2.py and ran it, but after running it, I didn't even get an error.$python voice2.py (...) What should I do?Befor...

2 years ago

1 answers
108 views
0
About h5py ImportError

The following error occurred when I ran v3.py for deep-learning-models of learned models:Using TensorFlow backend.Traceback (most recent call last):File acception_v3.py, line 400, in<module>mode...


1 answers
119 views
0
How to Pair a Raspberry Pie with a Bluetooth Speaker in BlueZ5

I want to use Bluetooth speaker from raspberry pie, but the pairing is not working well and I am having trouble playing it.Log in to the raspberry pie and use hcitool to $hcitool scanScanning... 00:25...


1 answers
93 views
0
Raspberry Pi connects to CO2 sensor and displays "None" when running program.

I would like to measure Co2 concentration using Raspberry Pi3.I am connecting to the following site for reference.None appears when the program is running and cannot be measured.I'm at a loss because ...

2 years ago

1 answers
70 views
0
Can I use it the same way as if I had installed it by simply moving the opencv folder?

I would like to create a system using OpenCV 2.4.9 on Raspberry Pi 3 Model B, but can I use it the same way by copying and moving OpenCV folders that are already installed on another Raspberry Pi inst...

2 years ago

1 answers
102 views
0
I don't know where miniupnpd.conf is.

Put miniupnp in raspberry pi upnpc-a 192.168.0.27 80 80 tcpupnpc-a 192.168.0.27 800 800 800 tcp (800 is the appropriate number) If you add as and check with upnpc-l, 0 TCP 80 - > 192.168.0.1: 80'l...

2 years ago

2 answers
59 views
0
I want raspberry pi to run the script on shutdown and reboot.

I'm a beginner in the program.I would like to run a simple script during shutdown and reboot using Raspberry Pi 3model B, but there is no sign that the script has been executed and it fits in.The cont...

2 years ago
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