C++ (Cpp) Chip_SPI_Disable Exemples

Exemple #1

Fichier : spi_5410x.c Projet : HargicStudio/smartCup_micokit_V2.3.0.2

/* Initialize the SPI */
void Chip_SPI_IF_Init(LPC_SPI_T *pSPI, SPI_MODECONFIG_T *pConfig)
{
	uint32_t EnStat;

	Chip_SPI_Init(pSPI);

	EnStat = pSPI->CFG & SPI_CFG_SPI_EN;
	/* Disable before update CFG register */
	if (EnStat) {
		Chip_SPI_Disable(pSPI);
	}

	/* SPI Configurate */
	pSPI->CFG = ((uint32_t) pConfig->ClockMode) | ((uint32_t) pConfig->DataOrder) | ((uint32_t) pConfig->Mode) |
				((uint32_t) pConfig->SSELPol);

	if ( pConfig->Mode == SPI_CFG_MASTER_EN ) {
		/* Rate Divider setting */
		pSPI->DIV = SPI_DIV_VAL(pConfig->ClkDiv);
	}

	/* Clear status flag*/
	Chip_SPI_ClearStatus(pSPI, SPI_STAT_RXOV | SPI_STAT_TXUR | SPI_STAT_SSA | SPI_STAT_SSD);

	/* Return the previous state */
	if (EnStat) {
		Chip_SPI_Enable(pSPI);
	}
}

Exemple #2

Fichier : spi_8xx.c Projet : jimtremblay/nOS-examples

/* Initialize the SPI */
void Chip_SPI_Init(LPC_SPI_T *pSPI, SPI_CONFIG_T *pConfig)
{
	uint32_t EnStat = pSPI->CFG & SPI_CFG_SPI_EN;

	Chip_Clock_EnablePeriphClock((pSPI == LPC_SPI1) ? SYSCTL_CLOCK_SPI1 : SYSCTL_CLOCK_SPI0);
	Chip_SYSCTL_PeriphReset((pSPI == LPC_SPI1) ? RESET_SPI1 : RESET_SPI0);

	/* Disable before update CFG register */
	if (EnStat) {
		Chip_SPI_Disable(pSPI);
	}

	/* SPI Configurate */
	pSPI->CFG = ((uint32_t) pConfig->ClockMode) | ((uint32_t) pConfig->DataOrder) | ((uint32_t) pConfig->Mode) |
				((uint32_t) pConfig->SSELPol);

	/* Rate Divider setting */
	pSPI->DIV = SPI_DIV_VAL(pConfig->ClkDiv);

	/* Clear status flag*/
	Chip_SPI_ClearStatus(pSPI, SPI_STAT_CLR_RXOV | SPI_STAT_CLR_TXUR | SPI_STAT_CLR_SSA | SPI_STAT_CLR_SSD);

	/* Return the previous state */
	if (EnStat) {
		Chip_SPI_Enable(pSPI);
	}
}

Exemple #3

Fichier : spi_8xx.c Projet : jimtremblay/nOS-examples

/* De-initializes the SPI peripheral */
void Chip_SPI_DeInit(LPC_SPI_T *pSPI)
{
	Chip_SPI_Disable(pSPI);

	Chip_Clock_DisablePeriphClock((pSPI == LPC_SPI1) ? SYSCTL_CLOCK_SPI1 : SYSCTL_CLOCK_SPI0);
}