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Multiple reset causes at the same time?
Thank you westfw !
Thursday, 19 April 2018 - 13:53
Multiple reset causes at the same time?
Anyone?    thanks!
Tuesday, 17 April 2018 - 20:52
SAMD21 sleep current
Hello!   some things to consider - debugging with SWD prevents uC from going to sleep. - disable run in standby in each peripheral that you can, - disable BODs and WDTs if...
Tuesday, 10 April 2018 - 17:45
SAMR21 Sleep Mode
Find a way to measure without a jtag programmer. In my experience, that raises the current and avoid the microcontroller to go to sleep. I'm running a L21 in standby mode with...
Tuesday, 20 February 2018 - 15:01
FatFS + Virtual Memory in RAM
Kartman wrote:I think you'll find the limitation is with the FAT filesystem itself - it needs to have storage for the directory, the file allocation table and the master boot...
Friday, 28 April 2017 - 12:54
FatFS + Virtual Memory in RAM
Kartman wrote: There's a lot of stuff you haven't shown. A quick google found this: https://github.com/alexeicolin/s... thank you !!! I will check the code and try it. But maybe...
Thursday, 27 April 2017 - 13:20
FatFS ASF module error with new project
Hi! you have to include ASF RTC module in "calendar_polled" mode, instead of "count".  
Wednesday, 26 April 2017 - 14:45
FatFS + Virtual Memory in RAM
Kartman wrote:Sdcards are usually formatted to fat32 from the factory. No such luck with your ram. Fatfs has a mkfs function (make filesystem). Second time this week!  ...
Wednesday, 26 April 2017 - 12:40
50 ohms using power plane instead of ground plane?
Hello! Thank you for your reply.   Who-me wrote: So what is the 50 ohm trace carrying, and how sensitive is that to noise ?   GSM antenna and GPS input (from active...
Thursday, 30 March 2017 - 13:48
how to choose wisely the interrupt priorities?
Kartman wrote:Your systick should only be updating some timer variables. If it is doung much more than that, then you'll need to look carefully at your architecture as changing...
Tuesday, 31 May 2016 - 03:38
how to choose wisely the interrupt priorities?
Fianawarrior wrote: jarge.ar, I have the same problem whereby it appears some of the data in the NMEA sequence is missing or incorrect.  let me know if you find a solution to...
Monday, 30 May 2016 - 16:17
how to choose wisely the interrupt priorities?
Kartman wrote: The first question is: do you really need to use interrupts? If the i2c is the master, then you probably don't need interrupts for i2c. Similarly with the adc - do...
Monday, 30 May 2016 - 16:15

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