DEVICE ELECTRONIC SIGNATURE

Functions
__STATIC_INLINE uint32_t	LL_GetUID_Word0 (void)
	Get Word0 of the unique device identifier (UID based on 96 bits) More...
__STATIC_INLINE uint32_t	LL_GetUID_Word1 (void)
	Get Word1 of the unique device identifier (UID based on 96 bits) More...
__STATIC_INLINE uint32_t	LL_GetUID_Word2 (void)
	Get Word2 of the unique device identifier (UID based on 96 bits) More...
__STATIC_INLINE uint32_t	LL_GetFlashSize (void)
	Get Flash memory size. More...
__STATIC_INLINE uint32_t	LL_GetPackageType (void)
	Get Package type. More...

Detailed Description

Function Documentation

LL_GetFlashSize()

__STATIC_INLINE uint32_t LL_GetFlashSize

(

void

)

Get Flash memory size.

Note

This bitfield indicates the size of the device Flash memory expressed in Kbytes. As an example, 0x040 corresponds to 64 Kbytes.

Return values

FLASH_SIZE[15:0]

Flash memory size

Definition at line 231 of file stm32l4xx_ll_utils.h.

{
  return (uint32_t)(READ_REG(*((uint32_t *)FLASHSIZE_BASE_ADDRESS)) & 0xFFFFU);
}

LL_GetPackageType()

__STATIC_INLINE uint32_t LL_GetPackageType

(

void

)

Get Package type.

Return values

Returned

value can be one of the following values: LL_UTILS_PACKAGETYPE_LQFP64 (*) LL_UTILS_PACKAGETYPE_LQFP100 (*) LL_UTILS_PACKAGETYPE_BGA132 (*) LL_UTILS_PACKAGETYPE_LQFP144_CSP72 (*) LL_UTILS_PACKAGETYPE_UFQFPN32 (*) LL_UTILS_PACKAGETYPE_UFQFPN48 (*) LL_UTILS_PACKAGETYPE_LQFP48 (*) LL_UTILS_PACKAGETYPE_WLCSP49 (*) LL_UTILS_PACKAGETYPE_UFBGA64 (*) LL_UTILS_PACKAGETYPE_UFBGA100 (*) LL_UTILS_PACKAGETYPE_UFBGA169 (*) LL_UTILS_PACKAGETYPE_LQFP100_DSI (*) LL_UTILS_PACKAGETYPE_WLCSP144_DSI (*) LL_UTILS_PACKAGETYPE_UFBGA144_DSI (*) LL_UTILS_PACKAGETYPE_UFBGA169_DSI (*) LL_UTILS_PACKAGETYPE_LQFP144_DSI (*) (*) value not defined in all devices.

Definition at line 258 of file stm32l4xx_ll_utils.h.

{
  return (uint32_t)(READ_REG(*((uint32_t *)PACKAGE_BASE_ADDRESS)) & 0x1FU);
}

LL_GetUID_Word0()

__STATIC_INLINE uint32_t LL_GetUID_Word0

(

void

)

Get Word0 of the unique device identifier (UID based on 96 bits)

Return values

UID[31:0]

X and Y coordinates on the wafer expressed in BCD format

Definition at line 202 of file stm32l4xx_ll_utils.h.

{
  return (uint32_t)(READ_REG(*((uint32_t *)UID_BASE_ADDRESS)));
}

LL_GetUID_Word1()

__STATIC_INLINE uint32_t LL_GetUID_Word1

(

void

)

Get Word1 of the unique device identifier (UID based on 96 bits)

Return values

UID[63:32]

Wafer number (UID[39:32]) & LOT_NUM[23:0] (UID[63:40])

Definition at line 211 of file stm32l4xx_ll_utils.h.

{
  return (uint32_t)(READ_REG(*((uint32_t *)(UID_BASE_ADDRESS + 4U))));
}

LL_GetUID_Word2()

__STATIC_INLINE uint32_t LL_GetUID_Word2

(

void

)

Get Word2 of the unique device identifier (UID based on 96 bits)

Return values

UID[95:64]

Lot number (ASCII encoded) - LOT_NUM[55:24]

Definition at line 220 of file stm32l4xx_ll_utils.h.

{
  return (uint32_t)(READ_REG(*((uint32_t *)(UID_BASE_ADDRESS + 8U))));
}