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reading from PORT register
Hello, I've a question. Investigating the Peter Fleury LCD library, I've found something I do not understand. On the lcd_read he's reading from the PORT register. He's...
Friday, 15 July 2016 - 10:51
ATmega 328 "strange" crash problem
hello, i've encouter "strange" crash problem with an ATmega328 running at 16mhz (FF low fuse) my code is compiled with avrgcc (WinAVR-20100110), but also happens on linux based...
Wednesday, 27 November 2013 - 15:06
adc simple question about ADC conversion to voltage
i've a simple question about ADC conversion to voltage let's consider an atmega8 set ADC accurancy to 10bit, so that my ADC data register will return values from 0x0000 to 0x03FF...
Monday, 19 November 2012 - 19:54
loop inside timer interrupt
i've a "strange" problem if i use loop inside timer interrupt. avr-gcc (WinAVR 20100110) 4.3.3 lets suppose i've a atmega8 @ 8Mhz and code compiled with -Os optimization now we...
Wednesday, 7 November 2012 - 13:18
multiple 74HC595 (to drive many stepper motors)
hello, i would like to build a multiple stepper motor driver using 74HC595. i've already use those chip for a led matrix (8*32) and it works good. every 74HC595 will be connected...
Monday, 5 November 2012 - 17:06
atmega bmp085 pressure sensor library
if someone need a library for this pressure sensor, i've ported the bmp085driver 0.4 ardunio library http://code.google.com/p/bmp085d... code and info here: http://davidegironi....
Monday, 15 October 2012 - 11:29
atmega MMA7455 accelerometer library
if someone need it, i've publish an atmega library for the MMA7455 accellerometer. you can find article here: http://davidegironi.blogspot.it/... it is developed using eclipse on...
Wednesday, 10 October 2012 - 13:16
an AVR 7 segment library
if someone is interested, i've released an atmega seven segment library. It runs both on common anode, and common cathode display. You can find it here: http://davidegironi....
Friday, 6 July 2012 - 15:20
12v 6a bldc motor sensor or sensorless
hi all, i have a brushless 3 phase, 3 sensor motor in a pool cleaner robot. the board does not work anymore (it was pic based). what i would like to do is rebuilt a new board,...
Wednesday, 27 June 2012 - 16:05
setup your atmega eeprom using uart rs232
hello, just to let people know about this little project i've released open source. hope can be usefull for someone. is a set of tools running on Windows, Linux and Mac, made up...
Thursday, 21 June 2012 - 11:25
nRF24L01 atmega library and development board
hello, if someone need it, here you can find my Nordic Semiconductor nRF24L01 driver for atmega8 micro, it should work even with other atmel micro with small changes. Most of the...
Tuesday, 20 March 2012 - 14:25
button press time
hello, i'm building a micro device using attiny13. i've some problem reading the number of time a button is pressed. i'm using ISR(PCINT0_vect) interrupt to do this. sometimes i...
Monday, 16 January 2012 - 21:31