spi.c File Reference

#include "board.h"
#include "stdio.h"

Go to the source code of this file.

Macros
#define	BUFFER_SIZE   (0x100)
#define	SPI_MASTER_MODE_SEL   (0x31)
#define	SPI_SLAVE_MODE_SEL   (0x32)
#define	SPI_MODE_SEL   (SPI_MASTER_MODE_SEL)
#define	SPI_POLLING_SEL   (0x31)
#define	SPI_INTERRUPT_SEL   (0x32)
#define	SPI_TRANSFER_MODE_SEL   (SPI_POLLING_SEL)
#define	LPC_SSP   LPC_SSP1
#define	LPC_GPDMA_SSP_TX   GPDMA_CONN_SSP1_Tx
#define	LPC_GPDMA_SSP_RX   GPDMA_CONN_SSP1_Rx

Functions
static void	bufferInit (uint8_t *tx_buf, uint8_t *rx_buf)
static uint8_t	bufferVerify (uint8_t *tx_buf, uint8_t *rx_buf)
void	DMA_IRQHandler (void)
	DMA interrupt handler sub-routine. Set the waiting flag when transfer is successful.
static void	appSSPRun (void)
static void	appSPIRun (void)
int	main (void)
	Main routine for SPI example.

Variables
static uint8_t	spi_tx_buf [BUFFER_SIZE]
static uint8_t	spi_rx_buf [BUFFER_SIZE]
static CHIP_SPI_CONFIG_FORMAT_T	spi_format
static CHIP_SPI_DATA_SETUP_T	spi_xf
static volatile uint8_t	spi_xfer_completed = 0
static uint8_t	ssp_tx_buf [BUFFER_SIZE]
static uint8_t	ssp_rx_buf [BUFFER_SIZE]
static SSP_ConfigFormat	ssp_format
static uint8_t	ssp_dma_tx_ch
static uint8_t	ssp_dma_rx_ch
static volatile uint8_t	ssp_dma_txf_completed = 0
static volatile uint8_t	ssp_dma_rxf_completed = 0