[clug] HWR question

Alex Satrapa grail at goldweb.com.au
Sat Feb 28 23:11:38 MST 2015

On 1 Mar 2015, at 17:02, Alex Satrapa <grail at goldweb.com.au> wrote:
> On 1 Mar 2015, at 15:18, Eyal Lebedinsky <eyal at eyal.emu.id.au> wrote:
>> So I am looking at interfacing a 3.3v mcu to a 5v device (over i2c).
> Here’s one option:
> http://letsmakerobots.com/node/39234

Silly me. Here’s the actual application note from SparkFun, who designed the board:


(basically the same story, but the LMR story illustrates how to handle a menagerie of different-voltage devices.

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