I2C Relay driver card and Arduino Today, I coupled my Relay card to the Arduino UNO through the I2C interface. There’s an ADAFRUIT Arduino library available for the MCP23017 IO expander chip. I used a little test-program in the Youtube movie.
Working with both Arduino’s Okay, to work now. I’ve connected the pre-built VMA100 to my MacBook Pro to be able to program it. The separate ATmega328 chip from the barebone kit has been programmed as well. Power for both chips comes
Programming ATmega328 using the UNO Using these instructions, I managed to burn a boot loader on my ATmega328 chip from the barebone kit. Second step, I took out the UNO chip and slapped my barebone kit together on my breadboard
ATmega328 UNO development board The barebone kit I ordered yesterday is hard to program without an actual UNO. So today I ordered an ATmega328 UNO development board at Okaphone. The board is compatible to the Arduino UNO and it has been made
Aduino UNO Barebone Kit Today I ordered an Arduino UNO barebone kit at my “house supplier”, Okaphone in Groningen, the Netherlands. The specs from the webshop, translated: Voltage 5 V Build your own Arduino compatible computer on a PCB or breadboard. kit contains AtMega328 (Uno
Using color for stops Working on an automated warehouse contraption with horizontal and vertical movement. For the horizontal movement I’m using Colored Squares and an EV3 Color sensor in RGB mode. So far so good…
Should the internet remain open? We haven’t heard the last of this… This is a question that is almost as old as the internet itself. Perhaps you have heard of the latest legislation in the US, by the FCC, that
Lego education software now free! Some interesting stuff there, for MINDSTORMS EV3 as well as for WeDo 2.0. Read more about on the LEGO education downloads page.
If you’ve ever wished your childhood Lego creations could come to life, your dreams are now closer to reality. Lego has just unveiled a new subbrand called Boost which promises to do just that. The base set contains a combination
A Cambridge, U.K.-based consulting firm has managed to use the open source Raspberry Pi computer to replicate the functions normally performed by a 30-foot GSM cellular basestation to create a fully functional mobile network. Using two open source software programs,