[Tinkerphones] Status GTA04A5

Butrus Damaskus butrus.butrus at gmail.com
Sun Aug 21 09:25:04 CEST 2016

Hi Nikolaus!

I didn't read the datasheet yet so just a quick question: is it still
possible to read the raw data from the sensors (just in the case we can do
better interpolations in software than what the Boschs' MCU does)?


On Tue, Aug 16, 2016 at 3:26 PM, Dr. H. Nikolaus Schaller <hns at goldelico.com
> wrote:

> Hi,
> here a brief status update:
> * components have all arrived, except one
> * the one is a new one which IMHO compensates for waiting some more days!
> Thanks to generous support by Bosch Sensortec we got an option to buy the
> BNO055 intelligent 9-axis Absolute Orientation Sensor, which includes
> sensors
> and sensor fusion in a single package. It combines an accelerometer
> (position),
> gyroscope (rotation speed) and compass (absolute position) and a
> microcontroller
> in a single package. All data can be read through I2C.
> So this means we directly get the orientation data e.g. for Replicant
> games and
> augmented reality (which needs a working camera...) right from this chip
> and do
> not need to run complex algorithms on our own.
>         https://www.bosch-sensortec.com/bst/products/all_products/bno055
> This chip will be installed in addition to the BMC150 and BMG160 (because
> we
> already have bought them). And, the BME280.
> We have already tested this chip on a Pyra handheld prototype mainboard
> which
> also has place for it and we have got someone who has written a first
> kernel driver:
>         http://git.goldelico.com/?p=gta04-kernel.git;a=shortlog;h=
> refs/heads/work/test/bno055
> It is not perfect yet, but shows that the sensor will work.
> All this mens that thanks to Bosch support, we will very soon have a very
> modern
> orientation sensor in our open smartphone platform.
> BR,
> Nikolaus
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