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by KjeldFlarup
Fri Mar 01, 2019 2:29 pm
Forum: Interfacing (DSI, CSI, I2C, etc.)
Topic: Programming 16 mA load on GPIO
Replies: 4
Views: 352

Re: Programming 16 mA load on GPIO

Thanks

The pigpio is exactly what I was looking for.

And Yes, it is in the end a logic level problem I have.
by KjeldFlarup
Fri Mar 01, 2019 12:09 pm
Forum: Interfacing (DSI, CSI, I2C, etc.)
Topic: Programming 16 mA load on GPIO
Replies: 4
Views: 352

Programming 16 mA load on GPIO

I need to be able to draw more that 2 mA current on a GPIO output. I have read, that it should be possible to increase the limit. This document shows how to program the registers: https://www.scribd.com/doc/101830961/GPIO-Pads-Control2 How is this done for real. Can it be done from user space, or is...
by KjeldFlarup
Wed Jul 04, 2018 2:03 pm
Forum: Troubleshooting
Topic: Docker: Missing overlay support in kernel
Replies: 1
Views: 1274

Docker: Missing overlay support in kernel

I'm trying to install docker on a fresh SD card I'm using 2018-04-18-raspbian-stretch-lite To install I run these commands apt-get update -y apt-get upgrade -y apt-get install -y screen tcpdump ntp curl -sSL https://get.docker.com | sh usermod -aG docker pi docker --version That worked fine last wee...
by KjeldFlarup
Mon Feb 12, 2018 10:50 am
Forum: General discussion
Topic: Opto-isolator Board for the Raspberry Pi
Replies: 4
Views: 1712

Re: Opto-isolator Board for the Raspberry Pi

Is this a product that can be purhased?
by KjeldFlarup
Fri Mar 03, 2017 9:42 am
Forum: Advanced users
Topic: Signed idendity
Replies: 2
Views: 491

Signed idendity

Hello Guys

I know how to get the serial number of the Pi.
But is the a kind of signing device where I can sign a string in hardware, to make sure that I'm communicating with a particular physical Pi unit.
by KjeldFlarup
Mon Feb 06, 2017 10:31 am
Forum: Troubleshooting
Topic: SSH connection refused
Replies: 13
Views: 166014

Re: SSH connection refused

Thanks kanekin

Now I miss the +1 button on this Forum.
by KjeldFlarup
Thu Jan 12, 2017 10:01 pm
Forum: Troubleshooting
Topic: VNC server setting problem for RPI3B
Replies: 2
Views: 540

Re: VNC server setting problem for RPI3B

Look in /etc/resolv.conf
If it is empty then You cannot resolve DNS

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