Category: Software

First impressions of mbed.org

I just tried mbed.org and I liked it 🙂 mbed is a development framework for ARM microcontrollers (well it looks like Arduino for ARM to me), officially supported by ARM. Mbed.org also has online IDE and compiler. The simplicity of

Posted in Arduino, Electronics, Programming, Software Tagged with: , , , , , , ,

How to update NEO M8N firmware

If you are using a NEO M8N GPS module you might consider updating the firmware to get more sattelite constellations available. Of coure everything you do on your own risk – here is just a writeup of what worked for

Posted in Arduino, Electronics, Radio communications, Software, Telemetry Tagged with: , , , ,

Arduino capacitive sensor and the friction drum

I recently cut out a capacitive sensor on my old CNC machine for a friend working at the university. They plan to connect the sensor to Raspberry PI and try to make a virtual friction drum. The sensor is pretty

Posted in Arduino, Audio equipment and Music, CNC, Electronics, Software Tagged with: , , , , ,

Making your computer not go to sleep or turn on the screen saver

I am currently playing with some GPS receivers and video capture. The problem I had is that even as the recording was in progress the  laptop shut down to conserve power. I know that I can change the sleep /

Posted in Drivers, Programming, Software Tagged with: , , , , ,

Correctly setting up prebulid batch script in CooCox

Today I spent quite some time figuring out how to set up a batch script to run before a bulid in a CooCox IDE. The script I wrote was to automatically change the bulid number of a program I am

Posted in Electronics, Programming, Software Tagged with: , , , , , ,

Connecting multiple virtual serial ports together

Have you ever had the need to connect multiple programs that utilize serial ports? Or you tried to stream the data from single GPS device to multiple programs that needed the data? Then either you found out it can’t easily

Posted in Drivers, Programming, Software Tagged with: , , , ,

Digitalocean 512 MB server performance serving WordPress

I have previously posted about the digitalocean VPS hosting. Here are some details on a performance test I just did. Just for thesting the server I set it up with nginx+php_fpm+mysql. I used a custom set-up droplet with 32bit Ubuntu

Posted in Server, Software Tagged with: , , , , , , , , , , , , ,

Using and programming a NEO-6 GPS receiver module

I recently had to programm a NEO-6 GPS receiver module for a friend of mine, that needed it to have a specific baudrate and specific NMEA sentences to be sent. The module was to be connected to a ham radio

Posted in Arduino, Electronics, Software Tagged with: , , , , , , , , , , , , ,

Virtualbox shared folder between guest (Ubuntu) and host OS

Ok, so this will be just a quick guide and I will just cover the case I had. I have a Windows 8 host operating system and Ubuntu 14.04 as the guest operating system. The guest operating system was already

Posted in Drivers, Server, Software Tagged with: , , , , ,

USB to serial (TTL/RS232) converter comparison

There are many integrated circuit products available for the USB to serial (TTL or RS232) conversion on the market. Serial communication protocols like RS232, RS485, RS422, USART, UART, LIN are still commonly used in industrial and commercial applications where only

Posted in Arduino, Drivers, Electronics, Software Tagged with: , , , , ,
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