By Bajdi on November 1, 2014
The Maxim MAX7219 IC is a serially interfaced 8 digit LED display driver. So it’s the ideal chip to drive an 8×8 led matrix. I got interested in these chips when I saw that lots of Chinese electronics shops were selling small MAX7219 led matrix modules. The weird thing is that the MAX7219 IC is […]
Posted in Arduino, Buying parts |
By Bajdi on May 11, 2014
September of last year I backed the Pixy CMUcam5 project on kickstarter. Back then the people behind the project (Charmed labs) promised a November delivery date. With over 2000 people backing the project things turned out a bit differently. I only received my Pixy last week. I also had the bad luck that the package […]
Posted in Arduino sketches, Gentoo | Tagged Gentoo, Pixy, robot |
By Bajdi on April 14, 2014
I’ve designed another PCB 🙂 This time it’s a simple undershield for the Arduino pro mini. I received the PCB’s from Electrodragon (12$ for 10PCB’s) last week. The PCB has a Schottky diode and a 5V linear regulator, I’m using an LM2940 5V regulator. For the rest there are just 2 rows of female headers […]
Posted in Arduino | Tagged Bajduino |