SPI0_M0_CS_ENABLE=1 SPI0_M0_MODE=1 UART4_M1_STATUS=1 UART3_M1_STATUS=1 I2C3_M1_STATUS=1 I2C3_M1_SPEED=100000 SPI0_M0_STATUS=1 SPI0_M0_MISO_ENABLE=1 SPI0_M0_SPEED=2000000