C++ (Cpp) spi_bus_register_atsam示例

示例#1

文件： atsam_spi_init.c 项目： RTEMS/rtems

int atsam_register_spi_0(void)
{
  static const Pin pins[] = {
    PIN_SPI0_MISO,
    PIN_SPI0_MOSI,
    PIN_SPI0_NPCS0,
    PIN_SPI0_NPCS1_1,
    PIN_SPI0_NPCS1_2,
    PIN_SPI0_NPCS2,
    PIN_SPI0_NPCS3,
    PIN_SPI0_CLOCK
  };

  static const atsam_spi_config config = {
    .spi_peripheral_id = ID_SPI0,
    .spi_regs = SPI0,
    .pins = pins,
    .pin_count = RTEMS_ARRAY_SIZE(pins),
    .chip_select_decode = false
  };

  return spi_bus_register_atsam(
    ATSAM_SPI_0_BUS_PATH,
    &config
  );
}

int atsam_register_spi_1(void)
{
  static const Pin pins[] = {
    PIN_SPI1_MISO,
    PIN_SPI1_MOSI,
    PIN_SPI1_NPCS0,
    PIN_SPI1_NPCS1_1,
    PIN_SPI1_NPCS1_2,
    PIN_SPI1_NPCS2_1,
    PIN_SPI1_NPCS2_2,
    PIN_SPI1_NPCS3_1,
    PIN_SPI1_NPCS3_2,
    PIN_SPI1_CLOCK
  };

  static const atsam_spi_config config = {
    .spi_peripheral_id = ID_SPI1,
    .spi_regs = SPI1,
    .pins = pins,
    .pin_count = RTEMS_ARRAY_SIZE(pins),
    .chip_select_decode = false
  };

  return spi_bus_register_atsam(
    ATSAM_SPI_1_BUS_PATH,
    &config
  );
}

示例#2

文件： atsam_spi_init.c 项目： gedare/rtems

int atsam_register_spi_0(void)
{
  static const Pin pins[] = {
    PIN_SPI0_MISO,
    PIN_SPI0_MOSI,
    PIN_SPI0_NPCS0,
    PIN_SPI0_NPCS1_1,
    PIN_SPI0_NPCS1_2,
    PIN_SPI0_NPCS2,
    PIN_SPI0_NPCS3,
    PIN_SPI0_CLOCK
  };

  return spi_bus_register_atsam(
    ATSAM_SPI_0_BUS_PATH,
    ID_SPI0,
    SPI0,
    pins,
    RTEMS_ARRAY_SIZE(pins)
  );
}