[HH] The Mystery Of Zombie RAM

[Greg London]

LED acting like a tiny solar cell???

Hadn't heard of that one before....


> http://hackaday.com/2014/03/06/the-mystery-of-zombie-ram/?utm_content=buffer876fb&utm_medium=social&utm_source=twitter.com&utm_campaign=buffer
>
>   Josh had a little project where he needed to keep a variable in RAM
>   while a microcontroller was disconnected from a power source. ... He
>   found an ATTiny can keep the RAM alive for a variable amount of time -
>   somewhere between 150ms and 10 minutes. Wanting to understand this
>   variability, he decided to solve the mystery of the zombie RAM.
>
>
> [Spoiler hint: they key to getting the RAM to stay working for up to 10
> minutes was having an LED in the circuit.]
>
>  -Tom
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