Features 5V boost converter to interface 5V sensors. Current sourcing 200mA. (Optional) Current rating of the UniBus pins in 300mA. 8Mb SPI Flash for data logging. General purpose pins for prototyping. The following ports are available: 2 x PWM for servo (3.7V or 5V) 1 x UART 1 x SPI 1 x I2C 1 x ADC
