Design discussion for Baro Module.

== Requirements ==
* Use high performance (price does not matter) digital pressure sensors.
* I2C/SPI/UART interface?

== Suggested sensors ==
* [http://www.amsys.info/products/ams5812.htm AMS 5812] as differential pressure sensor.
* [http://www.amsys.info/products/ams5915.htm AMS 5915] as static pressure sensor.