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1 answer
7k views

Yikes! Invalid device signature. Fail to burn bootloader and read fuses

I know this problem is kinda common but I had to post it anyway. Before anything, I would like to inform you guys that I changed the fuse of my Arduino Pro 3v3 @ 8MHz to allow 1.8 V brownout and also ...
Gabriel1989's user avatar
2 votes
1 answer
697 views

Arduino Pro Mini lower BOD problem

I am planing to build a project where an arduino pro mini 3.3V runs on 2 aa batteries. The standard brown out detection shuts it down at about 2.7/2.8V where it could run on lower voltages too. So I ...
CodeO's user avatar
  • 133
9 votes
1 answer
8k views

Problem programming Mini Pro via Arduino as ISP

I just picked up a pair of Arduino Mini Pro 5v clone boards (Inland, sold at Microcenter, currently $4 USD) and I wanted to use my Uno as an ISP like I've done with ATmega328 and ATtiny85 chips before....
Dennis Munsie's user avatar