Function EBI_PolaritySet

bsp/efm32/Libraries/emlib/src/em_ebi.c:414–457

/ * @brief * Configure EBI pin polarity * * @param[in] line * Which pin/line to configure * * @param[in] polarity * Active high, or active low ******************************************************************************/

 *   Active high, or active low
 ******************************************************************************/
void EBI_PolaritySet(EBI_Line_TypeDef line, EBI_Polarity_TypeDef polarity)
{
  switch (line)
  {
  case ebiLineARDY:
    BITBAND_Peripheral(&(EBI->POLARITY), _EBI_POLARITY_ARDYPOL_SHIFT, polarity);
    break;
  case ebiLineALE:
    BITBAND_Peripheral(&(EBI->POLARITY), _EBI_POLARITY_ALEPOL_SHIFT, polarity);
    break;
  case ebiLineWE:
    BITBAND_Peripheral(&(EBI->POLARITY), _EBI_POLARITY_WEPOL_SHIFT, polarity);
    break;
  case ebiLineRE:
    BITBAND_Peripheral(&(EBI->POLARITY), _EBI_POLARITY_REPOL_SHIFT, polarity);
    break;
  case ebiLineCS:
    BITBAND_Peripheral(&(EBI->POLARITY), _EBI_POLARITY_CSPOL_SHIFT, polarity);
    break;
#if defined (_EFM32_GIANT_FAMILY)
  case ebiLineBL:
    BITBAND_Peripheral(&(EBI->POLARITY), _EBI_POLARITY_BLPOL_SHIFT, polarity);
    break;
  case ebiLineTFTVSync:
    BITBAND_Peripheral(&(EBI->TFTPOLARITY), _EBI_TFTPOLARITY_VSYNCPOL_SHIFT, polarity);
    break;
  case ebiLineTFTHSync:
    BITBAND_Peripheral(&(EBI->TFTPOLARITY), _EBI_TFTPOLARITY_HSYNCPOL_SHIFT, polarity);
    break;
  case ebiLineTFTDataEn:
    BITBAND_Peripheral(&(EBI->TFTPOLARITY), _EBI_TFTPOLARITY_DATAENPOL_SHIFT, polarity);
    break;
  case ebiLineTFTDClk:
    BITBAND_Peripheral(&(EBI->TFTPOLARITY), _EBI_TFTPOLARITY_DCLKPOL_SHIFT, polarity);
    break;
  case ebiLineTFTCS:
    BITBAND_Peripheral(&(EBI->TFTPOLARITY), _EBI_TFTPOLARITY_CSPOL_SHIFT, polarity);
    break;
#endif
  default:
    EFM_ASSERT(0);
    break;
  }
}


/***************************************************************************//**