Category Archives: MCU

ATMEGA USB 12

Posted on December 7, 2007 by Administrator

Next toys connected to my AVR-USB testing board are two Freescale semiconductors (ex Motorola) accelerometer chips: MMA3202D and MMA7260QT. First is “catastrophic” accelerometer chip with high-G (100g X-axis and 50g Y-axis) sensor. If you apply such acceleration to human body … Continue reading →

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ATMEGA USB 11

Posted on November 24, 2007 by Administrator

There are lots of “rainbow LED” projects in the internet. So, I decided to place something similar in my weblog. There are 4 hardware PWM outputs in ATMEGA16. So do not need to build fancy software routines to make pulse … Continue reading →

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ATMEGA USB 009

Posted on November 20, 2007 by Administrator

Blog entry 008 is not working… so here is 009 I installed electronic lock with Dallas (Maxim) i-Button chips. It was very simple, low security version of electronic lock as it uses DS1990A chips as the keys. Original lock was … Continue reading →

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ATMEGA USB 006

Posted on October 20, 2007 by Administrator

It is time to use USB. After several unsuccessful experiments I found some working project in the internet. Maybe other project are working too, but only this one was usable and understandable for me. As I need not only binary … Continue reading →

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