staceyszigeti/Vario-meter_firmware_v2.0
based on: http://sebastianpirch.tumblr.com/post/143004036123/diy-bluetooth-variometer-for-xcsoar-is-now
Arduino
based on: http://sebastianpirch.tumblr.com/post/143004036123/diy-bluetooth-variometer-for-xcsoar-is-now
Arduino