smc_sram_example.c File Reference

SMC SRAM Example for SAM.

Copyright (c) 2011-2018 Microchip Technology Inc. and its subsidiaries.

#include "asf.h"
#include "stdio_serial.h"
#include "conf_board.h"

Macros
#define	SRAM_TEST_SIZE   (10*1024)
	SRAM test size. More...

Functions
static uint8_t	access_sram_test (uint32_t base_addr)
	Go/No-Go test of the first 10K-Bytes of external SRAM access. More...
static void	configure_console (void)
	Configure UART console. More...
static void	configure_sram (uint32_t cs)
	Configure the SMC for SRAM access. More...
int	main (void)
	Application entry point for smc_sram example. More...

#define SRAM_TEST_SIZE   (10*1024)

SRAM test size.

Referenced by access_sram_test().

static uint8_t access_sram_test ( uint32_t  base_addr )

static

Go/No-Go test of the first 10K-Bytes of external SRAM access.

Parameters

base_addr

Base address of the SRAM.

Returns

0 if test is failed else 1.

References pio_set_pin_high(), pio_set_pin_low(), and SRAM_TEST_SIZE.

Referenced by main().

static void configure_console ( void  )

static

Configure UART console.

References uart_rs232_options::baudrate, CONF_UART, CONF_UART_BAUDRATE, CONF_UART_PARITY, stdio_serial_init(), and sysclk_enable_peripheral_clock().

Referenced by main().

static void configure_sram ( uint32_t  cs )

static

Configure the SMC for SRAM access.

Parameters

cs	Chip select.

References smc_set_cycle_timing(), smc_set_mode(), smc_set_pulse_timing(), and smc_set_setup_timing().

Referenced by main().

int main

(

void

)

Application entry point for smc_sram example.

Returns

Unused (ANSI-C compatibility).

References access_sram_test(), board_init(), BOARD_NAME, configure_console(), configure_sram(), pio_configure_pin(), pmc_enable_periph_clk(), and sysclk_init().