SPI/I2C#1AB012AB023AB034AB045AB056AB067AB078AB089COMA10GND11N.C.12COMB13AB1614AB1515AB1416AB1317AB1218AB1119AB1020AB0921SD#22CS#/A023SCLK/SCL24GND25VCC26DIN/SDA27DOUT/A128PAD29