Tag: arduino

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

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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

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Testing digital altimeter for project Rocket 404

During elementary and high school I was quite into model rocketry, building and launching a number of model rockets. Most of them were bulit around commercially available rocket motors. At that time some of my colleagues were building their own

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Arduino generating two fast phase offset signals

So recently I wanted to generate two fast (40kHz), phase offset signals with Arduino. I have done various modes of PWM and PPM modulation before, but have not yet tried to generate phase offset signals. Actually there is only one

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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

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Install USBASP programmer on Windows 8

I have the following programmer (a chinese clone actually, however it is equivalent): http://www.fischl.de/usbasp/   I have happily used it on my older WinXP computer, but as that computer has been retired I came across a problem of installing it

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CH340 Arduino performance

There have been many low-cost Arduino boards with CH340 converter available recently. CH340 is a USB to UART/TTL converter made by WCH (Win Chip Head ? / www.wch.cn / www.wch-ic.com). The converter replaces the costlier FT232 / PL2303 / CP2102

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Arduino IDE working slow and how to speed it up

I have been doing some work in Arduino IDE on an old laptop I have been using for field work. Arduino worked painfully slow (eg. opening menus blocked any work for almost 20 seconds), but I didn’t think that the

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