LinuxQuestions.org - Blog Entries

Two-way Control with Web and Button

Posted 01-20-2017 at 07:22 AM by Dmitry_Slepov
Updated 01-30-2017 at 12:12 PM by Dmitry_Slepov

About the Application
You can expand the functionality of the prev app if you add a hardware button control. Pressing the button will also toggle the state of the GPIO line (LED, relay,...) which is reflected in the LED state displayed in the browser window.

What you need
Besides the hardware used in the prev app you will also need:

1 x Tibbit #38 (push button)
1 x Tibbit #00_3 (2 direct I/O Lines with 5V and Ground)

Proposed Tibbit configuration

...

Dmitry_Slepov

LQ Newbie

Posted in Uncategorized

Views 1037 Comments 0 Dmitry_Slepov is offline

howto q&a

Posted 01-19-2017 at 06:47 PM by pandanuma

bright ideas gone horribly dark...

pandanuma

Member

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Quick jump to start NodeJS development on LTPS boards

Posted 01-18-2017 at 04:55 AM by Dmitry_Slepov

Tags arm, linux, nodejs, tibbo, tutorial

Unlike Node.js, Git and Python 2.7, NPM is not installed on each LTPS by default.
To install it, you should connect to the LTPP board from an SSH client and do the following steps:

Code:

# Setup package repositories (if it's not done already)
smart channel --add a0 type=rpm-md name="LTPS all" baseurl=${RPMSBASE}/all/ -y
smart channel --add a1 type=rpm-md name="Tibbo LTPS general" baseurl=${RPMSBASE}/cortexa8hf_neon/ -y
smart channel --add

...

Dmitry_Slepov

LQ Newbie

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Removing accumulated old Linux kernels

Posted 01-17-2017 at 03:28 PM by flshope
Updated 01-17-2017 at 08:31 PM by flshope (fix typos, add clarification)

Tags apt-get remove, linux kernel, old kernels, removal, ubuntu 14.04

I have a 2008 HP 2133 Mininote PC, which is a small laptop machine. It has a 32-bit VIA C7-M Processor running at 1200 MHz. The memory is 2 GB and the single hard disk is 120 GB.

I originally purchased it with a vendor-installed SUSE distribution. I later installed Ubuntu 12.04 LTS. The machine is now at 14.04.5 LTS. I generally do weekly software updates as provided by Ubuntu.

Over the years, the machine gradually accumulated a lot of old Linux kernels, and it began...

flshope

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The Holy Grail for Linux users.....a USB wifi adapter that works “out-of-the-box”!

Posted 01-15-2017 at 08:43 AM by beachboy2
Updated 12-27-2019 at 02:03 PM by beachboy2

Tags adapter, linux, out-of-the-box, wifi, works

One of the most common complaints on LQ Forums and other Linux forums is about wifi cards or adapters not being recognised in Linux.

Here are some typical lamented cries:

Quote:

But it works perfectly in Windows. Why doesn’t it work in Linux?

Quote:

How do I get my Ralink, Atheros, Broadcom, Realtek, Edimax etc wifi card working in Ubuntu/Mint/Debian etc?

Quote:

Can anybody recommend a wifi card that works "out-of-the-box in Linux”?

Here...

beachboy2

Senior Member

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Views 1555 Comments 2 beachboy2 is offline