MultiWii

If you think you can make that fly for less than $50 that goodluckbuy freefight costs, yes. For prototyping purposes, I have the stm32vldiscovery board (10$) paired with an ATAVRSBIN1 9dof sensor (m, at 54$). I also use a USB to 3.3v serial cable for 20$. Plus perfboards and wirewrap -- total is de...

Just to chime up as part of the silent majority, I am currently using this board on my quad and I am working to make it behave better. I use the sensor board with both an ProMini compatible board and a STM32VLDiscovery board which allows me to compare the impact of algorithm changes. I have nothing ...