A.0 1.1 Arty Z7-10 Shield I2C 2 RGB LEDs Buttons 3 to 0 Pmod Connector JA Pmod Connector JB LEDs 3 to 0 DIP Switches 1 to 0 3.3V Single-Ended 125 MHz oscillator used as system clock on the board Shield i2c RGB leds 5 to 0 (3 per LED, Ordered "RGBRGB") Digital Shield pins DP0 through DP13 Shield SPI