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Recent questions tagged raspberry

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raspberry pi - Can RaspberryPi with BLE Dongle detect iBeacons?

I bought a developer kit from Radius Networks that includes a ioGear GBU521 BLE 4.0 dongle and a Raspberry Pi. I ... what their UUID's are? What am I missing? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.2k views

1 answer

raspberry pi - Fatal Python error: initsite: Failed to import site module

Here is the error i recieve randomly when my code runs: Fatal Python error: initsite: Failed to import the ... /65838960/fatal-python-error-initsite-failed-to-import-site-module...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.0k views

1 answer

raspberry pi - How To Write Data from IMU sensor (Adafruit bno055) using python on raspbian OS (Pi3)

Pls help me I can't find the example for it I want to write data format csv. of IMU sensor after start ... -write-data-from-imu-sensor-adafruit-bno055-using-python-on-raspbian-os...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.0k views

1 answer

raspberry pi - How to disable desktop but still be able to run custom code with GUI on the raspi?

Here's what I'm trying to do. I would like to make a GUI application on the Raspi while being able to boot up into ... -but-still-be-able-to-run-custom-code-with-gui-on-the-rasp...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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958 views

1 answer

raspberry pi - Is it possible to install python package AllenNLP on RPi4?

Is it already possible to install AllenNLP on Raspbian? I can install AllenNLP on Windows 10 Python 64 bit, but ... /is-it-possible-to-install-python-package-allennlp-on-rpi4...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

884 views

1 answer

raspberry pi - unable to capture images using python (image gets corrupted)

so i made a camera app for the hq camera but i cannot take any sort of pictures on my raspberry pi ... questions/65867654/unable-to-capture-images-using-python-image-gets-corrupted...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

851 views

1 answer

raspberry pi3 - Visual Studio Code (1.52.1) Integrated Terminal - outputs random characters

I'm new to VScode and I'm having a problem with unreadable output from a simple.c program with one ... visual-studio-code-1-52-1-integrated-terminal-outputs-random-characters...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.0k views

1 answer

raspberry pi - Cannot use TCP trough SIM800 modem

I tried to use send a GET request using TCP over a SIM868 modem , but I always received "ERROR" after ... ://stackoverflow.com/questions/65873582/cannot-use-tcp-trough-sim800-modem...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

825 views

1 answer

raspberry pi - How do I set the Instance Name for instances running SSM Agent?

I have a machine instance running SSM agent but the Instance Name appear blank within the Managed instances section on ... -i-set-the-instance-name-for-instances-running-ssm-agent...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

790 views

1 answer

raspberry pi4 - RPi4 boot time acceleration

I'm running RPi4 with lite 64-bit OS version 10 from SD card class 10. I've applied optimisations ... from:https://stackoverflow.com/questions/65882508/rpi4-boot-time-acceleration...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

785 views

1 answer

raspberry pi - How to pause after on_event_end in Motion

I would like to include a mandatory pause of 10 minutes between the end of an event and the start of the next ... com/questions/65935639/how-to-pause-after-on-event-end-in-motion...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.1k views

1 answer

raspberry pi - How to use I2C slave EEPROM backend

I have a raspberry pi3 and a working board. I'd like one as a i2c master(pi3), and another one is ... ://stackoverflow.com/questions/65938035/how-to-use-i2c-slave-eeprom-backend...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

802 views

1 answer

raspberry pi3 - RaspberryPi 3b+ with multiple can buses (MPC2515))

I'm trying to connect 6 mcp2515 over spi0. I have adapted an SPI overlay to add the neccesary chip ... .com/questions/65680141/raspberrypi-3b-with-multiple-can-buses-mpc2515...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.0k views

1 answer

raspberry pi - Invalid MIT-MAGIC-COOKIE-1 error when running python script using systemd to start script before login on RPI4

I am seeking help with the following. I want a python script that includes a Pygame gui to run at startup ... -cookie-1-error-when-running-python-script-using-systemd-to-sta...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

788 views

1 answer

raspberry pi3 - Can't run CGI script

I have a problem with my CGI script. Here is what I do with my script : create test.cgi in /usr/ ... question from:https://stackoverflow.com/questions/65646483/cant-run-cgi-script...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

768 views

1 answer

raspberry pi - Can RaspberryPi with BLE Dongle detect iBeacons?

I bought a developer kit from Radius Networks that includes a ioGear GBU521 BLE 4.0 dongle and a ... com/questions/21733228/can-raspberrypi-with-ble-dongle-detect-ibeacons...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

883 views

1 answer

raspberry pi - Displaying PPT into RPI

I need to slideshow a PPT(slide by slide) in a RPI, can anyone suggest any python program to display ... from:https://stackoverflow.com/questions/66045403/displaying-ppt-into-rpi...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

803 views

1 answer

raspberry pi - Displaying PPT into RPI

I need to slideshow a PPT(slide by slide) in a RPI, can anyone suggest any python program to display ... from:https://stackoverflow.com/questions/66045403/displaying-ppt-into-rpi...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

858 views

1 answer

raspberry pi - Being notified on incoming call (via BLE)

I would that my python script on a raspberry get notified when my iPhone has an incoming call. I think ... .com/questions/66054532/being-notified-on-incoming-call-via-ble...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

797 views

1 answer

raspberry pi - Being notified on incoming call (via BLE)

I would that my python script on a raspberry get notified when my iPhone has an incoming call. I think ... .com/questions/66054532/being-notified-on-incoming-call-via-ble...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

909 views

1 answer

raspberry pi - 24 USB cameras attached, but only 18-19 respond

I have a 24 USB camera array attached to a Raspberry Pi 400 using powered hubs, but only 18-19 of them are ... com/questions/66059030/24-usb-cameras-attached-but-only-18-19-respond...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.2k views

1 answer

raspberry pi - 24 USB cameras attached, but only 18-19 respond

I have a 24 USB camera array attached to a Raspberry Pi 400 using powered hubs, but only 18-19 of them are ... com/questions/66059030/24-usb-cameras-attached-but-only-18-19-respond...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

856 views

1 answer

raspberry pi3 - Linux MCP2551 CAN Bus: Stop working after one frame

I got a problem for days now, my Can Bus stop working after sending the first message. I use as a client ... /questions/66065475/linux-mcp2551-can-bus-stop-working-after-one-frame...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

837 views

1 answer

raspberry pi3 - Linux MCP2551 CAN Bus: Stop working after one frame

I got a problem for days now, my Can Bus stop working after sending the first message. I use as a client ... /questions/66065475/linux-mcp2551-can-bus-stop-working-after-one-frame...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.0k views

1 answer

raspberry pi3 - "'ssh' is not recognized as an internal or external command"

I get such an error in the terminal 'ssh' is not recognized as an internal or external command,operable program or batch file ... on Windows in a headless way.) What can I do?...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

741 views

1 answer

raspberry pi - Local Git Server — Suddenly Cannot Push/Pull/Clone

So I've made myself a simple git server using a raspberry Pi and a portable USB drive and it has been working ... com want_reply 0 debug3: receive packet: type 4 debug1: Remote:...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.0k views

1 answer

raspberry pi cannot find the specified file

avrdude: ser_open(): can't open device ".COM3": The system cannot find the file specified. Problem uploading to board. ... anyone help me why my raspberry pi cannot read the file....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.0k views

1 answer

raspberry pi - reloading the .asoundrc file without rebooting

I want to reload the .asoundrc file to switch between hdmi and the 3.5mm jack. I'm able to switch between the ... alsa-utils start Doesnt return an error, but doesn't work either...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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