#include //SPIClass maSPI (&PERIPH_SPI, PIN_SPI_MISO, PIN_SPI_SCK, PIN_SPI_MOSI, PAD_SPI_TX, PAD_SPI_RX); void setup() { // put your setup code here, to run once: SPI.begin(); SerialUSB.begin(9600); } void loop() { // put your main code here, to run repeatedly: SerialUSB.println("hello"); delay(1000); SPI.transfer(0x07); }