ssp.c File Reference

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

Go to the source code of this file.

Macros
#define	BUFFER_SIZE   (0x100)
#define	SSP_DATA_BITS   (SSP_BITS_8)
#define	SSP_DATA_BIT_NUM(databits)   (databits+1)
#define	SSP_DATA_BYTES(databits)   (((databits) > SSP_BITS_8) ? 2:1)
#define	SSP_LO_BYTE_MSK(databits)   ((SSP_DATA_BYTES(databits) > 1) ? 0xFF:(0xFF>>(8-SSP_DATA_BIT_NUM(databits))))
#define	SSP_HI_BYTE_MSK(databits)   ((SSP_DATA_BYTES(databits) > 1) ? (0xFF>>(16-SSP_DATA_BIT_NUM(databits))):0)
#define	SSP_MODE_SEL   (0x31)
#define	SSP_TRANSFER_MODE_SEL   (0x32)
#define	SSP_MASTER_MODE_SEL   (0x31)
#define	SSP_SLAVE_MODE_SEL   (0x32)
#define	SSP_POLLING_SEL   (0x31)
#define	SSP_INTERRUPT_SEL   (0x32)
#define	SSP_DMA_SEL   (0x33)

Functions
static void	Buffer_Init (void)
static uint8_t	Buffer_Verify (void)
static void	appSSPTest (void)
static void	appSSPSelectModeMenu (void)
static void	appSSPMainMenu (void)
void	SSPIRQHANDLER (void)
	SSP interrupt handler sub-routine.
void	DMA_IRQHandler (void)
	DMA interrupt handler sub-routine. Set the waiting flag when transfer is successful.
int	main (void)
	Main routine for SSP example.

Variables
static uint8_t	Tx_Buf [BUFFER_SIZE]
static uint8_t	Rx_Buf [BUFFER_SIZE]
static SSP_ConfigFormat	ssp_format
static Chip_SSP_DATA_SETUP_T	xf_setup
static volatile uint8_t	isXferCompleted = 0
static uint8_t	dmaChSSPTx
static uint8_t	dmaChSSPRx
static volatile uint8_t	isDmaTxfCompleted = 0
static volatile uint8_t	isDmaRxfCompleted = 0