"@Andrew Tridgell
Sorry for replying late. My email address is alexzhangkaiqi@gmail.com
Thanks very much for your work. I will do my future work in your brach. And I have sent one v1.1 sample board to Lucas this week, which have a MPU9250 to replace…"
"@Andrew Tridgell
Thank you for your suggestions.Will try MPU9250 in later versions. In my personal experience, the compass in MPU9250 does not performance as good as compass in LSM303D. But the high sample rate is fascinating.
And will rebased the…"
"@Andrew Tridgell
1. Now this board uses the same bootloader as PX4IO, so firmware can be uploaded from DF13 connector via serial port. The new version board communicates with raspberry pi via SPI. I will modify the bootloader to a SPI version, then…"
"@Phillip,
Yes, I will work with RPi2. Pinout of RPi A+/B+/2 is compatible. And emlid has shown their navio+ run on a RPi2 several days ago, I works well."