C++ (Cpp) IS_SPIRIT_GPIO_LEVEL示例

示例#1

文件： SPIRIT_Gpio.c 项目： 1847123212/ampm_contiki_wisun

/**
 * @brief  Forces SPIRIT GPIO_x configured as digital output, to VDD or GND.
 * @param  xGpioX Specifies the GPIO to be configured.
 *   This parameter can be one of following parameters:
 *     @arg SPIRIT_GPIO_0: SPIRIT GPIO_0
 *     @arg SPIRIT_GPIO_1: SPIRIT GPIO_1
 *     @arg SPIRIT_GPIO_2: SPIRIT GPIO_2
 *     @arg SPIRIT_GPIO_3: SPIRIT GPIO_3
 * @param  xLevel Specifies the level.
 *   This parameter can be: HIGH or LOW.
 * @retval None.
 */
void SpiritGpioSetLevel(SpiritGpioPin xGpioX, OutputLevel xLevel)
{
  uint8_t tempRegValue = 0x00;

  /* Check the parameters */
  s_assert_param(IS_SPIRIT_GPIO(xGpioX));
  s_assert_param(IS_SPIRIT_GPIO_LEVEL(xLevel));

  /* Reads the SPIRIT_GPIOx register and mask the GPIO_SELECT field */
  g_xStatus = SpiritSpiReadRegisters(xGpioX, 1, &tempRegValue);
  tempRegValue &= 0x04;

  /* Sets the value of the SPIRIT GPIO register according to the specified level */
  if(xLevel == HIGH)
  {
    tempRegValue |= (uint8_t)SPIRIT_GPIO_DIG_OUT_VDD | (uint8_t)SPIRIT_GPIO_MODE_DIGITAL_OUTPUT_HP;
  }
  else
  {
    tempRegValue |= (uint8_t)SPIRIT_GPIO_DIG_OUT_GND | (uint8_t)SPIRIT_GPIO_MODE_DIGITAL_OUTPUT_HP;
  }

  /* Writes the SPIRIT GPIO register */
  g_xStatus = SpiritSpiWriteRegisters(xGpioX, 1, &tempRegValue);

}

示例#2

文件： spirit_gpio.c 项目： AlexShiLucky/NuttX

int spirit_gpio_set_outputlevel(FAR struct spirit_library_s *spirit,
                                enum spirit_gpio_pin_e gpio,
                                enum spirit_outputlevel_e level)
{
  uint8_t regval = 0;
  int ret;

  /* Check the parameters */

  DEBUGASSERT(IS_SPIRIT_GPIO(gpio));
  DEBUGASSERT(IS_SPIRIT_GPIO_LEVEL(level));

  /* Reads the SPIRIT_GPIOx register and mask the GPIO_SELECT field */

  ret = spirit_reg_read(spirit, gpio, &regval, 1);
  if (ret >= 0)
    {
      regval &= 0x04;

      /* Sets the value of the SPIRIT GPIO register according to the
       * specified level.
       */

      if (level == HIGH)
        {
          regval |= (uint8_t)SPIRIT_GPIO_DIG_OUT_VDD |
                    (uint8_t)SPIRIT_GPIO_MODE_DIGITAL_OUTPUT_HP;
        }
     else
        {
          regval |= (uint8_t)SPIRIT_GPIO_DIG_OUT_GND |
                    (uint8_t)SPIRIT_GPIO_MODE_DIGITAL_OUTPUT_HP;
        }

      /* Write to the SPIRIT GPIO register */

      ret = spirit_reg_write(spirit, gpio, &regval, 1);
    }

  return ret;
}