[Gta04-owner] [ANN] GTA04 Keyboard prototype

Christoph Mair christoph.mair at gmail.com
Mon May 14 11:01:18 CEST 2012

On Mon, May 14, 2012 at 10:55 AM, Denis Shulyaka <shulyaka at gmail.com> wrote:
> MPR121 uses I2C 3.3v interface which I guess we've got.

This chip can also operate from 1.8V which is what we have on the
GTA04 (and the I2C bus also uses these levels)


More information about the Gta04-owner mailing list