2011.11.23
- decisions based on IRC conversation with keithp
- - GPS on usart3 PC10/11 doesn't conflict with the serial bootloader
+ + GPS on usart3 PC10/11 doesn't conflict with the serial bootloader
- pick either usart1 or usart2 on PD5/6 or PA9/10 for bootloader
- flash and companion can share an SPI, sensors need dedicated SPI
- use 3 screws for v_pyro, either jumper to tie to v_lipo or attach