B.0 1.1 Arty S7-50 DDR3 board interface, it can use MIG IP for connection. 4-position user DIP Switches Shield I2C 4 LEDs 4 Push Buttons Quad SPI Flash Onboard Reset Button 2 RGB LEDs 256 MB DDR3L memory SODIMM DIP Switches 3 to 0 Shield i2c LEDs 3 to 0 Push buttons 3 to 0 16 MB of nonvolatile storage that can be used for configuration or data storage CPU Reset Push Button, active low RGB LEDs 1 through 0 (3 per LED) Shield pins 0 through 9 Shield pins A0 through A5 for digital use Shield pins A10 through A11 for digital use Shield SPI 1.35V Single-Ended 100MHz oscillator used as DDR clock on the board 3.3V Single-Ended 12MHz oscillator used as system clock on the board USB-to-UART Bridge, which allows a connection to a host computer with a USB port Pmod Connector JA Pmod Connector JB Pmod Connector JC Pmod Connector JD