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Attiny406 I2C communication problem
Hello   This is the first time I'm using attiny microprocessors and I have a little bit of trouble with setting up and communicating using I2C. I've read the datasheet and I...
Friday, 13 May 2022 - 17:31
UPDI programmer - pymcuprog vs ElTangas jtag2updi
Hello   For several years now I've been using ATMega microprocessors, so this is the first time I'm using ATTiny which is programmed with UPDI programmer. I'm not going...
Wednesday, 16 March 2022 - 19:57
Choosing next microcontroller family
I've been programming on Atmega8, 16, 32... for quite some years now. But recently my local supplier stopped having those microcontrollers. Instead they switched to MegaAVR family...
Wednesday, 25 August 2021 - 19:11
Can atmega watchdog malfunction over time?
Hi   I built a temperature controlled heater some years ago. It uses a simple I2C temperature sensor to read the temperature. Tonight I noticed that it stopped working. After...
Saturday, 12 January 2019 - 02:31
Is watchdog enabled in atmega8 by default?
I've been reading about watchdog and how it can reset the microcontroller when the main program freezes. I would like to have that functionality. But unfortunately, I couldn't...
Saturday, 12 November 2016 - 22:33
ESP8226 doesn't respond
I bought this item http://www.ebay.com/itm/35162865... and received it yesterday. And of course, it's not working immediately. I don't know why I always expect that :).   The...
Saturday, 23 July 2016 - 14:20
Recommend wifi module for atmel microprocessors
Hello   I have a situation that I have one microprocessor collecting data from weather station. Until recently I had raspberry Pi as a web server and it communicated with the...
Saturday, 18 June 2016 - 19:08
Ideas for atmel projects?
I finished one project, weather station signal decoding, displaying temperature and humidity on lcd and sending data on the internet. I'm just waiting for raspberry Pi to arrive...
Tuesday, 24 November 2015 - 15:48
Problems with Ubuntu compiler
I am compiling one project, it compiles .c file, but when it gets to the .o file, I get this   undefined reference to `lcd_putc'   How is it possible to get undefined...
Monday, 23 November 2015 - 21:29
Should the W5100 be heating?
I got this ethernet shield http://www.ebay.com/itm/Ethernet... I got it working on avr. As soon as I connected it, my 5V regulator began to heat. It was drawing much more current...
Sunday, 15 November 2015 - 18:28
Two AVR communicating over USART
Hi   I am experimenting with USART communication between two atmegas, one Atmega1284, the other Atmega8. They are communicating, but I'm getting weird data. For example, I am...
Wednesday, 11 November 2015 - 00:05
BMP085 calculates wrong pressure
I've been experimenting with BMP085 barometer (https://www.sparkfun.com/datashe...). It works but it displays wrong pressure. For example - there is a weather station near my...
Saturday, 31 October 2015 - 16:58

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