FLASH_HAL

Data Structures
struct	flash_timing_regs_cfg_t
	Struct for flash timing and mode of operations. More...

Macros
#define	FLASH_TIMING_CFG_48MHZ_HIGH_SPEED_3V
	Default Values for flash(High Speed) at 48MHz and 3.0 < VDD < 3.6.
#define	FLASH_TIMING_CFG_32MHZ_HIGH_SPEED_3V
	Default Values for flash(High Speed) at 32MHz and 3.0 < VDD < 3.6.
#define	FLASH_TIMING_CFG_24MHZ_HIGH_SPEED_3V
	Default Values for flash(High Speed) at 24MHz and 3.0 < VDD < 3.6.
#define	FLASH_TIMING_CFG_16MHZ_HIGH_SPEED_3V
	Default Values for flash(High Speed) at 16MHz and 3.0 < VDD < 3.6.
#define	FLASH_TIMING_CFG_8MHZ_HIGH_SPEED_3V
	Default Values for flash(High Speed) at 8MHz and 3.0 < VDD < 3.6.
#define	FLASH_TIMING_CFG_4MHZ_HIGH_SPEED_3V
	Default Values for flash(High Speed) at 4MHz and 3.0 < VDD < 3.6.
#define	FLASH_TIMING_CFG_48MHZ_HIGH_SPEED_1P8V
	Default Values for flash(High Speed) at 48MHz and 1.8 < VDD < 3.0.
#define	FLASH_TIMING_CFG_32MHZ_HIGH_SPEED_1P8V
	Default Values for flash(High Speed) at 32MHz and 1.8 < VDD < 3.0.
#define	FLASH_TIMING_CFG_24MHZ_HIGH_SPEED_1P8V
	Default Values for flash(High Speed) at 24MHz and 1.8 < VDD < 3.0.
#define	FLASH_TIMING_CFG_16MHZ_HIGH_SPEED_1P8V
	Default Values for flash(High Speed) at 16MHz and 1.8 < VDD < 3.0.
#define	FLASH_TIMING_CFG_8MHZ_HIGH_SPEED_1P8V
	Default Values for flash(High Speed) at 8MHz and 1.8 < VDD < 3.0.
#define	FLASH_TIMING_CFG_4MHZ_HIGH_SPEED_1P8V
	Default Values for flash(High Speed) at 4MHz and 1.8 < VDD < 3.0.
#define	FLASH_TIMING_CFG_48MHZ_LOW_POWER_3V
	Default Values for flash(Low Power) at 48MHz and 3.0 < VDD < 3.6.
#define	FLASH_TIMING_CFG_32MHZ_LOW_POWER_3V
	Default Values for flash(Low Power) at 32MHz and 3.0 < VDD < 3.6.
#define	FLASH_TIMING_CFG_24MHZ_LOW_POWER_3V
	Default Values for flash(Low Power) at 24MHz and 3.0 < VDD < 3.6.
#define	FLASH_TIMING_CFG_16MHZ_LOW_POWER_3V
	Default Values for flash(Low Power) at 16MHz and 3.0 < VDD < 3.6.
#define	FLASH_TIMING_CFG_8MHZ_LOW_POWER_3V
	Default Values for flash(Low Power) at 8MHz and 3.0 < VDD < 3.6.
#define	FLASH_TIMING_CFG_4MHZ_LOW_POWER_3V
	Default Values for flash(Low Power) at 4MHz and 3.0 < VDD < 3.6.
#define	FLASH_TIMING_CFG_48MHZ_LOW_POWER_1P8V
	Default Values for flash(Low Power) at 48MHz and 1.8 < VDD < 3.0.
#define	FLASH_TIMING_CFG_32MHZ_LOW_POWER_1P8V
	Default Values for flash(Low Power) at 32MHz and 1.8 < VDD < 3.0.
#define	FLASH_TIMING_CFG_24MHZ_LOW_POWER_1P8V
	Default Values for flash(Low Power) at 24MHz and 1.8 < VDD < 3.0.
#define	FLASH_TIMING_CFG_16MHZ_LOW_POWER_1P8V
	Default Values for flash(Low Power) at 48MHz and 1.8 < VDD < 3.0.
#define	FLASH_TIMING_CFG_8MHZ_LOW_POWER_1P8V
	Default Values for flash(Low Power) at 16MHz and 1.8 < VDD < 3.0.
#define	FLASH_TIMING_CFG_4MHZ_LOW_POWER_1P8V
	Default Values for flash(Low Power) at 8MHz and 1.8 < VDD < 3.0.
#define	FLASH_TIMING_CFG_DEF_HIGH_SPEED_1P8V
	Default Values for flash(Low Power) at 4MHz and 1.8 < VDD < 3.0.

Enumerations
enum	flash_setting_cfg_e {   FLASH_SETTING_CFG_48MHZ_HIGH_SPEED_3V = 0 , FLASH_SETTING_CFG_32MHZ_HIGH_SPEED_3V = 1 , FLASH_SETTING_CFG_24MHZ_HIGH_SPEED_3V = 2 , FLASH_SETTING_CFG_16MHZ_HIGH_SPEED_3V = 3 ,   FLASH_SETTING_CFG_8MHZ_HIGH_SPEED_3V = 4 , FLASH_SETTING_CFG_4MHZ_HIGH_SPEED_3V = 5 , FLASH_SETTING_CFG_48MHZ_HIGH_SPEED_1P8V = 6 , FLASH_SETTING_CFG_32MHZ_HIGH_SPEED_1P8V = 7 ,   FLASH_SETTING_CFG_24MHZ_HIGH_SPEED_1P8V = 8 , FLASH_SETTING_CFG_16MHZ_HIGH_SPEED_1P8V = 9 , FLASH_SETTING_CFG_8MHZ_HIGH_SPEED_1P8V = 10 , FLASH_SETTING_CFG_4MHZ_HIGH_SPEED_1P8V = 11 ,   FLASH_SETTING_CFG_48MHZ_LOW_POWER_3V = 12 , FLASH_SETTING_CFG_32MHZ_LOW_POWER_3V = 13 , FLASH_SETTING_CFG_24MHZ_LOW_POWER_3V = 14 , FLASH_SETTING_CFG_16MHZ_LOW_POWER_3V = 15 ,   FLASH_SETTING_CFG_8MHZ_LOW_POWER_3V = 16 , FLASH_SETTING_CFG_4MHZ_LOW_POWER_3V = 17 , FLASH_SETTING_CFG_48MHZ_LOW_POWER_1P8V = 18 , FLASH_SETTING_CFG_32MHZ_LOW_POWER_1P8V = 19 ,   FLASH_SETTING_CFG_24MHZ_LOW_POWER_1P8V = 20 , FLASH_SETTING_CFG_16MHZ_LOW_POWER_1P8V = 21 , FLASH_SETTING_CFG_8MHZ_LOW_POWER_1P8V = 22 , FLASH_SETTING_CFG_4MHZ_LOW_POWER_1P8V = 23 ,   FLASH_SETTING_CFG_DEF_HIGH_SPEED_1P8V = 24 }
	Enum for flash configuration setting involving clk, mode of operation and input VDD to the flash. More...

Functions
void	flash_config (FLASH_REGS_s *FLASH_REGS, flash_setting_cfg_e flash_setting_cfg)
	This function updates flash configuration based on the settings.
void	flash_factory_restore (FLASH_REGS_s *FLASH_REGS)
	This function resets the flash to the factory setting (High speed, 1.8 < VDD < 3.0)

Detailed Description

---

Data Structure Documentation

flash_timing_regs_cfg_t

struct flash_timing_regs_cfg_t

Struct for flash timing and mode of operations.

Data Fields
uint16_t	tcsctrls
uint16_t	tras	cs to read / wr_setup time
uint16_t	eeprom_tras	read to address setup time
uint16_t	trc	read to address setup time @eeprom
uint16_t	eeprom_trc	read cycle time
uint16_t	tadhr	read cycle time @eeprom
uint16_t	tads	address hold time to read
uint16_t	twpw	address / data setup time
uint16_t	tpwcsh	wr pulse width
uint16_t	twrc	vdd hold time after cs fails
uint32_t	twes	write recovery time
uint16_t	tbr	busy endurance specification
uint8_t	high_speed	busy reset time for cs

Macro Definition Documentation

FLASH_TIMING_CFG_48MHZ_HIGH_SPEED_3V

#define FLASH_TIMING_CFG_48MHZ_HIGH_SPEED_3V

Value:

    { \
    .high_speed     = 1, \
    .tcsctrls       = 4, \
    .tras           = 3, \
    .eeprom_tras    = 11, \
    .trc            = 2, \
    .eeprom_trc     = 11, \
    .tadhr          = 0, \
    .tads           = 0, \
    .twpw           = 4, \
    .tpwcsh         = 4, \
    .twrc           = 4, \
    .twes           = 143963, \
    .tbr            = 4 \
}

Default Values for flash(High Speed) at 48MHz and 3.0 < VDD < 3.6.

Referenced by flash_config().

FLASH_TIMING_CFG_32MHZ_HIGH_SPEED_3V

#define FLASH_TIMING_CFG_32MHZ_HIGH_SPEED_3V

Value:

    { \
    .high_speed     = 1,\
    .tcsctrls       = 3,\
    .tras           = 2,\
    .eeprom_tras    = 7,\
    .trc            = 1,\
    .eeprom_trc     = 7,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 3,\
    .tpwcsh         = 3,\
    .twrc           = 3,\
    .twes           = 95999,\
    .tbr            = 3\
}

Default Values for flash(High Speed) at 32MHz and 3.0 < VDD < 3.6.

Referenced by flash_config().

FLASH_TIMING_CFG_24MHZ_HIGH_SPEED_3V

#define FLASH_TIMING_CFG_24MHZ_HIGH_SPEED_3V

Value:

    { \
    .high_speed     = 1,\
    .tcsctrls       = 2,\
    .tras           = 2,\
    .eeprom_tras    = 5,\
    .trc            = 1,\
    .eeprom_trc     = 5,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 2,\
    .tpwcsh         = 2,\
    .twrc           = 2,\
    .twes           = 71942,\
    .tbr            = 2\
}

Default Values for flash(High Speed) at 24MHz and 3.0 < VDD < 3.6.

Referenced by flash_config().

FLASH_TIMING_CFG_16MHZ_HIGH_SPEED_3V

#define FLASH_TIMING_CFG_16MHZ_HIGH_SPEED_3V

Value:

    { \
    .high_speed     = 1,\
    .tcsctrls       = 1,\
    .tras           = 1,\
    .eeprom_tras    = 3,\
    .trc            = 0,\
    .eeprom_trc     = 3,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 1,\
    .tpwcsh         = 1,\
    .twrc           = 1,\
    .twes           = 47999,\
    .tbr            = 1\
}

Default Values for flash(High Speed) at 16MHz and 3.0 < VDD < 3.6.

Referenced by flash_config().

FLASH_TIMING_CFG_8MHZ_HIGH_SPEED_3V

#define FLASH_TIMING_CFG_8MHZ_HIGH_SPEED_3V

Value:

    { \
    .high_speed     = 1,\
    .tcsctrls       = 0,\
    .tras           = 1,\
    .eeprom_tras    = 1,\
    .trc            = 0,\
    .eeprom_trc     = 1,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 0,\
    .tpwcsh         = 0,\
    .twrc           = 0,\
    .twes           = 23999,\
    .tbr            = 0\
}

Default Values for flash(High Speed) at 8MHz and 3.0 < VDD < 3.6.

Referenced by flash_config().

FLASH_TIMING_CFG_4MHZ_HIGH_SPEED_3V

#define FLASH_TIMING_CFG_4MHZ_HIGH_SPEED_3V

Value:

    { \
    .high_speed     = 1,\
    .tcsctrls       = 0,\
    .tras           = 1,\
    .eeprom_tras    = 0,\
    .trc            = 0,\
    .eeprom_trc     = 0,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 0,\
    .tpwcsh         = 0,\
    .twrc           = 0,\
    .twes           = 11999,\
    .tbr            = 0\
}

Default Values for flash(High Speed) at 4MHz and 3.0 < VDD < 3.6.

Referenced by flash_config().

FLASH_TIMING_CFG_48MHZ_HIGH_SPEED_1P8V

#define FLASH_TIMING_CFG_48MHZ_HIGH_SPEED_1P8V

Value:

    { \
    .high_speed     = 1,\
    .tcsctrls       = 4,\
    .tras           = 12,\
    .eeprom_tras    = 95,\
    .trc            = 11,\
    .eeprom_trc     = 95,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 4,\
    .tpwcsh         = 4,\
    .twrc           = 4,\
    .twes           = 143953,\
    .tbr            = 4\
}

Default Values for flash(High Speed) at 48MHz and 1.8 < VDD < 3.0.

Referenced by flash_config().

FLASH_TIMING_CFG_32MHZ_HIGH_SPEED_1P8V

#define FLASH_TIMING_CFG_32MHZ_HIGH_SPEED_1P8V

Value:

    { \
    .high_speed     = 1,\
    .tcsctrls       = 3,\
    .tras           = 8,\
    .eeprom_tras    = 63,\
    .trc            = 7,\
    .eeprom_trc     = 63,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 3,\
    .tpwcsh         = 3,\
    .twrc           = 3,\
    .twes           = 95999,\
    .tbr            = 3\
}

Default Values for flash(High Speed) at 32MHz and 1.8 < VDD < 3.0.

Referenced by flash_config().

FLASH_TIMING_CFG_24MHZ_HIGH_SPEED_1P8V

#define FLASH_TIMING_CFG_24MHZ_HIGH_SPEED_1P8V

Value:

    { \
    .high_speed     = 1,\
    .tcsctrls       = 2,\
    .tras           = 6,\
    .eeprom_tras    = 47,\
    .trc            = 5,\
    .eeprom_trc     = 47,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 2,\
    .tpwcsh         = 2,\
    .twrc           = 2,\
    .twes           = 71942,\
    .tbr            = 2\
}

Default Values for flash(High Speed) at 24MHz and 1.8 < VDD < 3.0.

Referenced by flash_config().

FLASH_TIMING_CFG_16MHZ_HIGH_SPEED_1P8V

#define FLASH_TIMING_CFG_16MHZ_HIGH_SPEED_1P8V

Value:

    { \
    .high_speed     = 1,\
    .tcsctrls       = 1,\
    .tras           = 4,\
    .eeprom_tras    = 31,\
    .trc            = 3,\
    .eeprom_trc     = 31,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 1,\
    .tpwcsh         = 1,\
    .twrc           = 1,\
    .twes           = 47999,\
    .tbr            = 1\
}

Default Values for flash(High Speed) at 16MHz and 1.8 < VDD < 3.0.

Referenced by flash_config().

FLASH_TIMING_CFG_8MHZ_HIGH_SPEED_1P8V

#define FLASH_TIMING_CFG_8MHZ_HIGH_SPEED_1P8V

Value:

    { \
    .high_speed     = 1,\
    .tcsctrls       = 0,\
    .tras           = 2,\
    .eeprom_tras    = 15,\
    .trc            = 1,\
    .eeprom_trc     = 15,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 0,\
    .tpwcsh         = 0,\
    .twrc           = 0,\
    .twes           = 23999,\
    .tbr            = 0\
}

Default Values for flash(High Speed) at 8MHz and 1.8 < VDD < 3.0.

Referenced by flash_config().

FLASH_TIMING_CFG_4MHZ_HIGH_SPEED_1P8V

#define FLASH_TIMING_CFG_4MHZ_HIGH_SPEED_1P8V

Value:

    { \
    .high_speed     = 1,\
    .tcsctrls       = 0,\
    .tras           = 1,\
    .eeprom_tras    = 7,\
    .trc            = 0,\
    .eeprom_trc     = 7,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 0,\
    .tpwcsh         = 0,\
    .twrc           = 0,\
    .twes           = 11999,\
    .tbr            = 0\
}

Default Values for flash(High Speed) at 4MHz and 1.8 < VDD < 3.0.

Referenced by flash_config().

FLASH_TIMING_CFG_48MHZ_LOW_POWER_3V

#define FLASH_TIMING_CFG_48MHZ_LOW_POWER_3V

Value:

    { \
    .high_speed     = 0,\
    .tcsctrls       = 4,\
    .tras           = 5,\
    .eeprom_tras    = 11,\
    .trc            = 5,\
    .eeprom_trc     = 11,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 4,\
    .tpwcsh         = 4,\
    .twrc           = 4,\
    .twes           = 143953,\
    .tbr            = 4\
}

Default Values for flash(Low Power) at 48MHz and 3.0 < VDD < 3.6.

Referenced by flash_config().

FLASH_TIMING_CFG_32MHZ_LOW_POWER_3V

#define FLASH_TIMING_CFG_32MHZ_LOW_POWER_3V

Value:

    { \
    .high_speed     = 0,\
    .tcsctrls       = 3,\
    .tras           = 4,\
    .eeprom_tras    = 7,\
    .trc            = 3,\
    .eeprom_trc     = 7,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 3,\
    .tpwcsh         = 3,\
    .twrc           = 3,\
    .twes           = 95999,\
    .tbr            = 3\
}

Default Values for flash(Low Power) at 32MHz and 3.0 < VDD < 3.6.

Referenced by flash_config().

FLASH_TIMING_CFG_24MHZ_LOW_POWER_3V

#define FLASH_TIMING_CFG_24MHZ_LOW_POWER_3V

Value:

    { \
    .high_speed     = 0,\
    .tcsctrls       = 2,\
    .tras           = 4,\
    .eeprom_tras    = 5,\
    .trc            = 3,\
    .eeprom_trc     = 5,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 2,\
    .tpwcsh         = 2,\
    .twrc           = 2,\
    .twes           = 71942,\
    .tbr            = 2\
}

Default Values for flash(Low Power) at 24MHz and 3.0 < VDD < 3.6.

Referenced by flash_config().

FLASH_TIMING_CFG_16MHZ_LOW_POWER_3V

#define FLASH_TIMING_CFG_16MHZ_LOW_POWER_3V

Value:

    { \
    .high_speed     = 0,\
    .tcsctrls       = 1,\
    .tras           = 2,\
    .eeprom_tras    = 3,\
    .trc            = 1,\
    .eeprom_trc     = 3,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 1,\
    .tpwcsh         = 1,\
    .twrc           = 1,\
    .twes           = 47999,\
    .tbr            = 1\
}

Default Values for flash(Low Power) at 16MHz and 3.0 < VDD < 3.6.

Referenced by flash_config().

FLASH_TIMING_CFG_8MHZ_LOW_POWER_3V

#define FLASH_TIMING_CFG_8MHZ_LOW_POWER_3V

Value:

    { \
    .high_speed     = 0,\
    .tcsctrls       = 0,\
    .tras           = 1,\
    .eeprom_tras    = 1,\
    .trc            = 0,\
    .eeprom_trc     = 1,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 0,\
    .tpwcsh         = 0,\
    .twrc           = 0,\
    .twes           = 23999,\
    .tbr            = 0\
}

Default Values for flash(Low Power) at 8MHz and 3.0 < VDD < 3.6.

Referenced by flash_config().

FLASH_TIMING_CFG_4MHZ_LOW_POWER_3V

#define FLASH_TIMING_CFG_4MHZ_LOW_POWER_3V

Value:

    { \
    .high_speed     = 0,\
    .tcsctrls       = 0,\
    .tras           = 1,\
    .eeprom_tras    = 0,\
    .trc            = 0,\
    .eeprom_trc     = 0,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 0,\
    .tpwcsh         = 0,\
    .twrc           = 0,\
    .twes           = 11999,\
    .tbr            = 0\
}

Default Values for flash(Low Power) at 4MHz and 3.0 < VDD < 3.6.

Referenced by flash_config().

FLASH_TIMING_CFG_48MHZ_LOW_POWER_1P8V

#define FLASH_TIMING_CFG_48MHZ_LOW_POWER_1P8V

Value:

    { \
    .high_speed     = 0,\
    .tcsctrls       = 4,\
    .tras           = 24,\
    .eeprom_tras    = 95,\
    .trc            = 23,\
    .eeprom_trc     = 95,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 4,\
    .tpwcsh         = 4,\
    .twrc           = 4,\
    .twes           = 143953,\
    .tbr            = 4\
}

Default Values for flash(Low Power) at 48MHz and 1.8 < VDD < 3.0.

Referenced by flash_config().

FLASH_TIMING_CFG_32MHZ_LOW_POWER_1P8V

#define FLASH_TIMING_CFG_32MHZ_LOW_POWER_1P8V

Value:

    { \
    .high_speed     = 0,\
    .tcsctrls       = 3,\
    .tras           = 16,\
    .eeprom_tras    = 63,\
    .trc            = 15,\
    .eeprom_trc     = 63,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 3,\
    .tpwcsh         = 3,\
    .twrc           = 3,\
    .twes           = 95999,\
    .tbr            = 3\
}

Default Values for flash(Low Power) at 32MHz and 1.8 < VDD < 3.0.

Referenced by flash_config().

FLASH_TIMING_CFG_24MHZ_LOW_POWER_1P8V

#define FLASH_TIMING_CFG_24MHZ_LOW_POWER_1P8V

Value:

    { \
    .high_speed     = 0,\
    .tcsctrls       = 2,\
    .tras           = 12,\
    .eeprom_tras    = 47,\
    .trc            = 11,\
    .eeprom_trc     = 47,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 2,\
    .tpwcsh         = 2,\
    .twrc           = 2,\
    .twes           = 71942,\
    .tbr            = 2\
}

Default Values for flash(Low Power) at 24MHz and 1.8 < VDD < 3.0.

Referenced by flash_config().

FLASH_TIMING_CFG_16MHZ_LOW_POWER_1P8V

#define FLASH_TIMING_CFG_16MHZ_LOW_POWER_1P8V

Value:

    { \
    .high_speed     = 0,\
    .tcsctrls       = 1,\
    .tras           = 8,\
    .eeprom_tras    = 31,\
    .trc            = 7,\
    .eeprom_trc     = 31,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 1,\
    .tpwcsh         = 1,\
    .twrc           = 1,\
    .twes           = 47999,\
    .tbr            = 1\
}

Default Values for flash(Low Power) at 48MHz and 1.8 < VDD < 3.0.

Referenced by flash_config().

FLASH_TIMING_CFG_8MHZ_LOW_POWER_1P8V

#define FLASH_TIMING_CFG_8MHZ_LOW_POWER_1P8V

Value:

    { \
    .high_speed     = 0,\
    .tcsctrls       = 0,\
    .tras           = 4,\
    .eeprom_tras    = 15,\
    .trc            = 3,\
    .eeprom_trc     = 15,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 0,\
    .tpwcsh         = 0,\
    .twrc           = 0,\
    .twes           = 23999,\
    .tbr            = 0\
}

Default Values for flash(Low Power) at 16MHz and 1.8 < VDD < 3.0.

Referenced by flash_config().

FLASH_TIMING_CFG_4MHZ_LOW_POWER_1P8V

#define FLASH_TIMING_CFG_4MHZ_LOW_POWER_1P8V

Value:

    { \
    .high_speed     = 0,\
    .tcsctrls       = 0,\
    .tras           = 2,\
    .eeprom_tras    = 7,\
    .trc            = 1,\
    .eeprom_trc     = 7,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 0,\
    .tpwcsh         = 0,\
    .twrc           = 0,\
    .twes           = 11999,\
    .tbr            = 0\
}

Default Values for flash(Low Power) at 8MHz and 1.8 < VDD < 3.0.

Referenced by flash_config().

FLASH_TIMING_CFG_DEF_HIGH_SPEED_1P8V

#define FLASH_TIMING_CFG_DEF_HIGH_SPEED_1P8V

Value:

    { \
    .high_speed     = 1,\
    .tcsctrls       = 3,\
    .tras           = 9,\
    .eeprom_tras    = 67,\
    .trc            = 9,\
    .eeprom_trc     = 67,\
    .tadhr          = 0,\
    .tads           = 0,\
    .twpw           = 10,\
    .tpwcsh         = 3,\
    .twrc           = 3,\
    .twes           = 13333,\
    .tbr            = 3\
}

Default Values for flash(Low Power) at 4MHz and 1.8 < VDD < 3.0.

Referenced by flash_config(), and flash_factory_restore().

Enumeration Type Documentation

flash_setting_cfg_e

enum flash_setting_cfg_e

Enum for flash configuration setting involving clk, mode of operation and input VDD to the flash.

Enumerator
FLASH_SETTING_CFG_48MHZ_HIGH_SPEED_3V
FLASH_SETTING_CFG_32MHZ_HIGH_SPEED_3V
FLASH_SETTING_CFG_24MHZ_HIGH_SPEED_3V
FLASH_SETTING_CFG_16MHZ_HIGH_SPEED_3V
FLASH_SETTING_CFG_8MHZ_HIGH_SPEED_3V
FLASH_SETTING_CFG_4MHZ_HIGH_SPEED_3V
FLASH_SETTING_CFG_48MHZ_HIGH_SPEED_1P8V
FLASH_SETTING_CFG_32MHZ_HIGH_SPEED_1P8V
FLASH_SETTING_CFG_24MHZ_HIGH_SPEED_1P8V
FLASH_SETTING_CFG_16MHZ_HIGH_SPEED_1P8V
FLASH_SETTING_CFG_8MHZ_HIGH_SPEED_1P8V
FLASH_SETTING_CFG_4MHZ_HIGH_SPEED_1P8V
FLASH_SETTING_CFG_48MHZ_LOW_POWER_3V
FLASH_SETTING_CFG_32MHZ_LOW_POWER_3V
FLASH_SETTING_CFG_24MHZ_LOW_POWER_3V
FLASH_SETTING_CFG_16MHZ_LOW_POWER_3V
FLASH_SETTING_CFG_8MHZ_LOW_POWER_3V
FLASH_SETTING_CFG_4MHZ_LOW_POWER_3V
FLASH_SETTING_CFG_48MHZ_LOW_POWER_1P8V
FLASH_SETTING_CFG_32MHZ_LOW_POWER_1P8V
FLASH_SETTING_CFG_24MHZ_LOW_POWER_1P8V
FLASH_SETTING_CFG_16MHZ_LOW_POWER_1P8V
FLASH_SETTING_CFG_8MHZ_LOW_POWER_1P8V
FLASH_SETTING_CFG_4MHZ_LOW_POWER_1P8V
FLASH_SETTING_CFG_DEF_HIGH_SPEED_1P8V

Function Documentation

flash_config()

void flash_config	(	FLASH_REGS_s *	FLASH_REGS,
		flash_setting_cfg_e	flash_setting_cfg )

This function updates flash configuration based on the settings.

Parameters

flash_regs	: pointer to flash register space
flash_settings_cfg	: settings with which flash needs to be updated with

Return values

void

References FLASH_REGS_s::CTRL, flash_timing_regs_cfg_t::eeprom_tras, flash_timing_regs_cfg_t::eeprom_trc, FLASH_SETTING_CFG_16MHZ_HIGH_SPEED_1P8V, FLASH_SETTING_CFG_16MHZ_HIGH_SPEED_3V, FLASH_SETTING_CFG_16MHZ_LOW_POWER_1P8V, FLASH_SETTING_CFG_16MHZ_LOW_POWER_3V, FLASH_SETTING_CFG_24MHZ_HIGH_SPEED_1P8V, FLASH_SETTING_CFG_24MHZ_HIGH_SPEED_3V, FLASH_SETTING_CFG_24MHZ_LOW_POWER_1P8V, FLASH_SETTING_CFG_24MHZ_LOW_POWER_3V, FLASH_SETTING_CFG_32MHZ_HIGH_SPEED_1P8V, FLASH_SETTING_CFG_32MHZ_HIGH_SPEED_3V, FLASH_SETTING_CFG_32MHZ_LOW_POWER_1P8V, FLASH_SETTING_CFG_32MHZ_LOW_POWER_3V, FLASH_SETTING_CFG_48MHZ_HIGH_SPEED_1P8V, FLASH_SETTING_CFG_48MHZ_HIGH_SPEED_3V, FLASH_SETTING_CFG_48MHZ_LOW_POWER_1P8V, FLASH_SETTING_CFG_48MHZ_LOW_POWER_3V, FLASH_SETTING_CFG_4MHZ_HIGH_SPEED_1P8V, FLASH_SETTING_CFG_4MHZ_HIGH_SPEED_3V, FLASH_SETTING_CFG_4MHZ_LOW_POWER_1P8V, FLASH_SETTING_CFG_4MHZ_LOW_POWER_3V, FLASH_SETTING_CFG_8MHZ_HIGH_SPEED_1P8V, FLASH_SETTING_CFG_8MHZ_HIGH_SPEED_3V, FLASH_SETTING_CFG_8MHZ_LOW_POWER_1P8V, FLASH_SETTING_CFG_8MHZ_LOW_POWER_3V, FLASH_TIMING_CFG_16MHZ_HIGH_SPEED_1P8V, FLASH_TIMING_CFG_16MHZ_HIGH_SPEED_3V, FLASH_TIMING_CFG_16MHZ_LOW_POWER_1P8V, FLASH_TIMING_CFG_16MHZ_LOW_POWER_3V, FLASH_TIMING_CFG_24MHZ_HIGH_SPEED_1P8V, FLASH_TIMING_CFG_24MHZ_HIGH_SPEED_3V, FLASH_TIMING_CFG_24MHZ_LOW_POWER_1P8V, FLASH_TIMING_CFG_24MHZ_LOW_POWER_3V, FLASH_TIMING_CFG_32MHZ_HIGH_SPEED_1P8V, FLASH_TIMING_CFG_32MHZ_HIGH_SPEED_3V, FLASH_TIMING_CFG_32MHZ_LOW_POWER_1P8V, FLASH_TIMING_CFG_32MHZ_LOW_POWER_3V, FLASH_TIMING_CFG_48MHZ_HIGH_SPEED_1P8V, FLASH_TIMING_CFG_48MHZ_HIGH_SPEED_3V, FLASH_TIMING_CFG_48MHZ_LOW_POWER_1P8V, FLASH_TIMING_CFG_48MHZ_LOW_POWER_3V, FLASH_TIMING_CFG_4MHZ_HIGH_SPEED_1P8V, FLASH_TIMING_CFG_4MHZ_HIGH_SPEED_3V, FLASH_TIMING_CFG_4MHZ_LOW_POWER_1P8V, FLASH_TIMING_CFG_4MHZ_LOW_POWER_3V, FLASH_TIMING_CFG_8MHZ_HIGH_SPEED_1P8V, FLASH_TIMING_CFG_8MHZ_HIGH_SPEED_3V, FLASH_TIMING_CFG_8MHZ_LOW_POWER_1P8V, FLASH_TIMING_CFG_8MHZ_LOW_POWER_3V, FLASH_TIMING_CFG_DEF_HIGH_SPEED_1P8V, flash_timing_regs_cfg_t::high_speed, flash_timing_regs_cfg_t::tadhr, flash_timing_regs_cfg_t::tads, flash_timing_regs_cfg_t::tbr, flash_timing_regs_cfg_t::tcsctrls, FLASH_REGS_s::TIME_CTRL, FLASH_REGS_s::TIME_CTRL_1, FLASH_REGS_s::TIME_CTRL_2, FLASH_REGS_s::TIME_UPTD, flash_timing_regs_cfg_t::tpwcsh, flash_timing_regs_cfg_t::tras, flash_timing_regs_cfg_t::trc, flash_timing_regs_cfg_t::twes, flash_timing_regs_cfg_t::twpw, and flash_timing_regs_cfg_t::twrc.

flash_factory_restore()

void flash_factory_restore

(

FLASH_REGS_s *

FLASH_REGS

)

This function resets the flash to the factory setting (High speed, 1.8 < VDD < 3.0)

Parameters

flash_regs

: pointer to flash register space

Return values

void

References FLASH_REGS_s::CTRL, flash_timing_regs_cfg_t::eeprom_tras, flash_timing_regs_cfg_t::eeprom_trc, FLASH_TIMING_CFG_DEF_HIGH_SPEED_1P8V, flash_timing_regs_cfg_t::high_speed, flash_timing_regs_cfg_t::tadhr, flash_timing_regs_cfg_t::tads, flash_timing_regs_cfg_t::tbr, flash_timing_regs_cfg_t::tcsctrls, FLASH_REGS_s::TIME_CTRL, FLASH_REGS_s::TIME_CTRL_1, FLASH_REGS_s::TIME_CTRL_2, FLASH_REGS_s::TIME_UPTD, flash_timing_regs_cfg_t::tpwcsh, flash_timing_regs_cfg_t::tras, flash_timing_regs_cfg_t::trc, flash_timing_regs_cfg_t::twes, flash_timing_regs_cfg_t::twpw, and flash_timing_regs_cfg_t::twrc.