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Split from: Chip Reset/Hang
That sounds OK to me. Sometime you have to do things that do not necessarily obey conversation. My situation was almost identical to yours but I was unable to reset my...
Thursday, 14 November 2019 - 18:54
Split from: Chip Reset/Hang
Vcc is 3.3v and BOD level is 2.7v    Vcc is 3.3v which is well within SOA for 8MHz use with crystal.   I have the older die not latest version K so Osc errata does...
Wednesday, 13 November 2019 - 18:20
Split from: Chip Reset/Hang
Kartman   Thanks for the feedback but I have looked at the supply line and it is clean - no oscillation at all.  I have used 1uF on the input and output of 1700-3.3v...
Wednesday, 13 November 2019 - 13:54
Split from: Chip Reset/Hang
Thanks to everyone for their constructive comments. After considerable testing and scoping, I can confirm that the inrush current to the BTModule is the cause of the latching up...
Wednesday, 13 November 2019 - 10:59
Split from: Chip Reset/Hang
Thanks for the response JC. Unfortunately I cannot publish the schematic for NDA reasons but suffice to say it is an AtMega328p talking to an MPU9250 accelerometer chip and a LCD...
Saturday, 9 November 2019 - 16:26
Split from: Chip Reset/Hang
Hi Avrcandies and thanks for the swift reply however, I am not using L298 or any other motor driver.  The small board I have does not take very much current at all, only...
Saturday, 9 November 2019 - 10:59