Questions tagged [atmega328pb]

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Atmega328pb microncontroller hangs

I've been working on a project with Atmega328PB microcontroller using both the UARTs for communication. The controller runs fine for a long time but all of a sudden it does not respond at all. It ...
0
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2answers
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atmega328pb mcu gets bricked after uploading bootloader

i have a strange problem, maybe this post will be long, but i try to give all the details: i’ve designed a pcb with smd components, around the atmega328pb mcu. it uses an external 16mhz clock and has ...
2
votes
1answer
177 views

Bricked ATMEGA328PB by setting low fuse to 0xF5 - How to recover?

While programming an ATMEGA328PB via ISP, I wanted to set the efuse to 0xF5. By accident, I didn't write the efuse but the lfuse instead. Since then, I cannot communicate with the chip via ISP ...
15
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3answers
286 views

Puff of smoke in air. 3 different PCBs. PCB has ghosts?

Yes, that is a haiku.  (EDIT: fixed it... it is now actually a Haiku) No I'm not smiling. I'm doing some standard testing; seeing what happens when one of the two power rails gets shorted to GND on ...