magpi Code for my Quadcopter, which is using a Raspberry Pi as its brains. Includes a Python library for speaking the MultiWii Serial Protocol / MSP.

implementation of the Serial Peripheral Interface protocol with single port RAM in verilog - khaled759/Serial-Peripheral-Interface-SPI ...

Achitecture optimization of modular and distributed systems using standard interfaces The system or board interface relates to the communication established between two or more boards or sub-systems ...