NVM driver example functions

Macros
#define	BUFFER_SIZE   16
#define	FLASH_ERASED   0xff
#define	TEST_ADDR   0

Functions
static bool	is_user_sig_equal_to_buffer (flash_addr_t address, uint8_t *buffer, uint8_t len)
	Check if an EEPROM page is equal to a memory buffer. More...
int	main (void)
static void	set_buffer (uint8_t *buffer, uint8_t value)
	Set all values of a memory buffer to a given value. More...
static status_code_t	test_read (void)
	Test nvm_user_sig_read_buffer(). More...
static status_code_t	test_write_and_erase (void)
	Test nvm_user_sig_write_buffer(). More...
static status_code_t	test_write_no_erase (void)
	Test nvm_user_sig_write_buffer(). More...

Variables
uint8_t	buffer [BUFFER_SIZE]
	Memory buffer to use during testing. More...

#define BUFFER_SIZE   16

Referenced by set_buffer(), test_read(), test_write_and_erase(), and test_write_no_erase().

#define FLASH_ERASED   0xff

Referenced by test_read(), test_write_and_erase(), and test_write_no_erase().

#define TEST_ADDR   0

Referenced by test_read(), test_write_and_erase(), and test_write_no_erase().

static bool is_user_sig_equal_to_buffer ( flash_addr_t  address, uint8_t *  buffer, uint8_t  len  )

static

Check if an EEPROM page is equal to a memory buffer.

References nvm_read_user_signature_row().

Referenced by test_write_and_erase(), and test_write_no_erase().

int main

(

void

)

References board_init(), gpio_toggle_pin, LED_PIN_0, LED_PIN_1, LED_PIN_2, LED_PIN_7, STATUS_OK, test_read(), test_write_and_erase(), and test_write_no_erase().

static void set_buffer ( uint8_t *  buffer, uint8_t  value  )

static

Set all values of a memory buffer to a given value.

References BUFFER_SIZE.

Referenced by test_read(), test_write_and_erase(), and test_write_no_erase().

static status_code_t test_read ( void  )

static

Test nvm_user_sig_read_buffer().

Test procedure:

• Write to user signature row
• Read back with nvm_user_sig_read_buffer().
• Verify contents

Returns

STATUS_OK if test succeeded, otherwise ERR_BAD_DATA

References buffer, BUFFER_SIZE, ERR_BAD_DATA, FLASH_ERASED, nvm_user_sig_read_buffer(), nvm_user_sig_write_buffer(), set_buffer(), STATUS_OK, and TEST_ADDR.

Referenced by main().

static status_code_t test_write_and_erase ( void  )

static

Test nvm_user_sig_write_buffer().

Test procedure:

• Write to user signature row with automatic erasing enabled
• Verify contents is equal to buffer

Returns

STATUS_OK if test succeeded, otherwise ERR_BAD_DATA

References buffer, BUFFER_SIZE, ERR_BAD_DATA, FLASH_ERASED, is_user_sig_equal_to_buffer(), nvm_user_sig_write_buffer(), set_buffer(), STATUS_OK, and TEST_ADDR.

Referenced by main().

static status_code_t test_write_no_erase ( void  )

static

Test nvm_user_sig_write_buffer().

Test procedure:

• Erase and write to user signature row with some known values
• Write other values to user signature row with automatic erasing disabled
• Verify contents is NOT equal to buffer

Returns

STATUS_OK if test succeeded, otherwise ERR_BAD_DATA

References buffer, BUFFER_SIZE, ERR_BAD_DATA, FLASH_ERASED, is_user_sig_equal_to_buffer(), nvm_user_sig_write_buffer(), set_buffer(), STATUS_OK, and TEST_ADDR.

Referenced by main().

uint8_t buffer[BUFFER_SIZE]

Memory buffer to use during testing.

Referenced by test_read(), test_write_and_erase(), and test_write_no_erase().