ST STM32F2 User Manual

UM1940
LL RNG Generic Driver
DocID028236 Rev 2
1059/1371
Return values
None:
Reference Manual to
LL API cross
reference:
CR IE LL_RNG_DisableIT
LL_RNG_IsEnabledIT
Function name
__STATIC_INLINE uint32_t LL_RNG_IsEnabledIT
(RNG_TypeDef * RNGx)
Function description
Check if Random Number Generator Interrupt is enabled (applies
for either Seed error, Clock Error or Data ready interrupts)
Parameters
RNGx: RNG Instance
Return values
State: of bit (1 or 0).
Reference Manual to
LL API cross
reference:
CR IE LL_RNG_IsEnabledIT
LL_RNG_ReadRandData32
Function name
__STATIC_INLINE uint32_t LL_RNG_ReadRandData32
(RNG_TypeDef * RNGx)
Function description
Return32-bit Random Number value.
Parameters
RNGx: RNG Instance
Return values
Generated: 32-bit random value
Reference Manual to
LL API cross
reference:
DR RNDATA LL_RNG_ReadRandData32
LL_RNG_DeInit
Function name
ErrorStatus LL_RNG_DeInit (RNG_TypeDef * RNGx)
Function description
De-initialize RNG registers (Registers restored to their default
values).
Parameters
RNGx: RNG Instance
Return values
An: ErrorStatus enumeration value:
SUCCESS: RNG registers are de-initialized
ERROR: not applicable
63.2 RNG Firmware driver defines
63.2.1 RNG
Get Flags Defines
LL_RNG_SR_DRDY
Register contains valid random data
LL_RNG_SR_CECS
Clock error current status
LL_RNG_SR_SECS
Seed error current status

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English