Raspberry Pi Weekly Newsletter

Raspberry Pi newsletter

Top new questions this week:

Can I use Raspberry Pi in commercial production?

I am quite new to Raspberry Pi. I recently started hacking my new RPI with raspbian and working on a video streaming project. I finished my prototype and things are ready for production. RPI is ...

raspbian rpi.gpio streaming-video  
asked by Ayman Jitan 12 votes
answered by joan 21 votes

Attempting to ssh from Mac Terminal

I'm trying to set up my Raspberry Pi as a VPN using this guide here however, I can't connect via ssh from my Mac Terminal to my Pi for some reason. Running the ifconfig command, my Pi's IP address ...

asked by Bhav 4 votes
answered by JaredH 4 votes

Raspberry Pi shuts down when not in use?

I have the raspberry Pi 2 running raspbian. I have set up SSH and using my USB webcam as a time-lapse security camera. When I stop the photo script and the Pi is on idle i think the Pi is turning ...

asked by Mark.S 3 votes
answered by goldilocks 3 votes

How can I change the mouse cursor theme in raspbian?

I have installed an windows 8-style cursor theme for openbox, as that is the default raspbian gui(I think)and used it with xfce which I installed on raspbian. I can't find a mouse configuration tool ...

asked by Oliver 2 votes
answered by Nasha 2 votes

Output from pigpio unexpected

I have attached a DHT-22 weather sensor to my rev 1 raspberry pi after a fresh install of a recent install of debian. Following the instructions from https://www.youtube.com/watch?v=IHTnU1T8ETk I ...

python pigpio  
asked by sam452 2 votes
answered by joan 1 vote

Amazon IR emitter and a PI 2

I want to make an IR blaster with my PI 2 to turn appliances off at certain times of the day. The HVAC at 11pm so it doesn't stay on all night for example. My question really is; if I get one of ...

asked by Steve Wright 1 vote
answered by joan 2 votes

Raspberry Pi USB microphone 1 Khz background noise interference

Using this microphone I have some severe noise in the background. The more peripherals I plug in (camera, gertboard, wi-fi adapter) the worse the noise becomes. We've tried several different power ...

usb audio usb-power input-device  
asked by Linus 1 vote

Greatest hits from previous weeks:

How do I determine the current MHz?

I've been trying to get an accurate reading of my Raspberry Pi's MHz, since I overclocked it in /boot/config.txt My /boot/config.txt is as following: pi@raspbmc:~$ cat /boot/config.txt arm_freq=900 ...

performance linux processor-speed  
asked by Sjaak Trekhaak 30 votes
answered by keiki 29 votes

How do I backup my Raspberry Pi?

I have been writing programs for my Raspberry Pi (running Debian) for a few weeks now and would like to make sure I protect the work I have done. How can I backup the files I have created? Can I ...

sd-card debian windows backup  
asked by Steve Robillard 164 votes
answered by Tibor 162 votes

Can you answer these?

raspi A constantly unresponsive

After a few minutes even mid-process, it becomes unresponsive with solid ACT and PWR leds on. New SSH connections time out, mid-process operations either fail due to broken pipe or host down. It seems ...

asked by Verbal_Kint 1 vote

Raspistill parameters for shaky camera

When using raspistill in -ex auto mode, I noticed that the timeout (-t) parameter defines the maximum exposure time; for instance, when setting it to 1000, it rarely sets an exposure time of 1 second, ...

asked by anol 2 votes

If I use a ribbon cable with my PiTFT, is there a maximum length?

If I wish to detach my PiTFT screen from my Raspberry Pi (Model B) using a ribbon cable, is there a maximum length of cable I can use to prevent latency issues with the screen? I saw in the PiTFT ...

gpio pitft  
asked by Sean Chapman 1 vote
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