C++ (Cpp) SPI_FLASH_UNHOLD примеры использования

Пример #1

Файл: xmem.c Проект: CaptFrank/contiki-stm32w

/*
 * Initialize external flash *and* SPI bus!
 */
void
xmem_init(void)
{
  spi_init();

  P4DIR |= BV(FLASH_CS);   // Unnecessary for Zolertia Z1  | BV(FLASH_PWR);
  P5DIR |= BV(FLASH_HOLD); // In P5 for Z1

  SPI_FLASH_DISABLE();		/* Unselect flash. */
  SPI_FLASH_UNHOLD();
}

Пример #2

Файл: xmem.c Проект: vickyviolin/contiki-arduino-2.2

/*
 * Initialize external flash *and* SPI bus!
 */
void
xmem_init(void)
{
  spi_init();

  P4DIR |= BV(FLASH_CS) | BV(FLASH_HOLD) | BV(FLASH_PWR);
  P4OUT |= BV(FLASH_PWR);       /* P4.3 Output, turn on power! */

  SPI_FLASH_DISABLE();		/* Unselect flash. */
  SPI_FLASH_UNHOLD();
}

Пример #3

Файл: xmem.c Проект: atiselsts/contiki-optimized

/*
 * Initialize external flash *and* SPI bus!
 */
void
xmem_init(void)
{
  int s;
  spi_init();

  P4DIR |= BV(FLASH_CS) | BV(FLASH_HOLD) | BV(FLASH_PWR);
  P4OUT |= BV(FLASH_PWR);       /* P4.3 Output, turn on power! */

  /* Release from Deep Power-down */
  s = splhigh();
  SPI_FLASH_ENABLE();
  SPI_WRITE_FAST(SPI_FLASH_INS_RES);
  SPI_WAITFORTx_ENDED();
  SPI_FLASH_DISABLE();		/* Unselect flash. */
  splx(s);

  SPI_FLASH_UNHOLD();
}