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Reset loop GPS parser
Thanks for dealing with my problem. Yes I do use a circular buffer. I mark the beginning of the message, if the $ charachter arrives, and the end of the message, if the ...
Thursday, 10 October 2019 - 07:35
Fatfs Atmega328p problem while working with string
Thank you looked at the code, your points are right, I have to think it over.
Wednesday, 19 October 2016 - 06:31
Fatfs Atmega328p problem while working with string
Maybe I found the solution: http://www.avrfreaks.net/forum/atmega328-and-fatfs
Tuesday, 18 October 2016 - 20:58
Fatfs Atmega328p problem while working with string
I figured out, that when I call the f_mount function, it reset the uc. I will investigate it later, but another problem happened. Today I got a micro sdcard module, this: ...
Tuesday, 18 October 2016 - 20:26
Fatfs Atmega328p problem while working with string
I cleared the code, and removed all the sdcard functions, except fmount. Seems to be this is the problem. On serial Terminal gpgga, gprmc and gpvtg variables empty, if fmount is...
Tuesday, 18 October 2016 - 09:59
Fatfs Atmega328p problem while working with string
Only the header.
Tuesday, 18 October 2016 - 06:25
Fatfs Atmega328p problem while working with string
If the writing function would be good, I'd put the f_close() function to an interrupt, which is generated by a switch. I found out, if the f_mount function missing from the code,...
Tuesday, 18 October 2016 - 05:21
Atmega328p FatFS SDcard
Thanks. I found a topic here, maybe it will help me out, as well as your links too.
Friday, 7 October 2016 - 06:05
Bootloader
I learnt a bit about bootloaders, but I still need some help. I wrote two code, one for the bootloader and one for the test application. I want to refresh a variable (named "...
Thursday, 13 August 2015 - 17:05
Bootloader
You suggested a very practical solution. I've alredy used eeprom, but I never used self-programming. My aim is to learn using this function with this simple program.  I...
Thursday, 13 August 2015 - 12:44
AVR with SCR
Finally I solved the problem. I replaced the TIC106 SCR to a BT151 one, and works perfectly in the range of the parameters the datasheet mention. Thanks the tip for the AVcc
Thursday, 23 July 2015 - 19:38
AVR with SCR
Your intuition is right, it is an alternator from my bike. What do you think? The resistor value is good and the problem is with the AVR hookup? 
Thursday, 23 July 2015 - 13:43

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