// +build sam,atsamd51,matrixportal_m4 package machine import ( "device/sam" ) // I2C on the MatrixPortal M4 var ( I2C0 = &I2C{ Bus: sam.SERCOM5_I2CM, SERCOM: 5, } ) // SPI on the MatrixPortal M4 var ( SPI0 = SPI{ Bus: sam.SERCOM3_SPIM, SERCOM: 3, // BUG: SDO on SERCOM1! } NINA_SPI = SPI0 SPI1 = SPI{ Bus: sam.SERCOM0_SPIM, SERCOM: 0, } )