ST STM32L4+ Series Reference Manual page 1077

RM0432 True random number generator (RNG) applied to STM32L4Rxxx and STM32L4Sxxx only
32.7.5 RNG register map
Table 220
Offset Register name
RNG_CR
0x000
Reset value
RNG_SR
0x004
Reset value
RNG_DR
0x008
Reset value
RNG_HTCR
0x010
Reset value
Refer to
gives the RNG register map and reset values.
Table 220. RNG register map and reset map
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 1 0 1 1 0 1 0 0 1 0 0 1 1 1 0
Section 2.2 for the register boundary addresses.
RNDATA[31:0]
HTCFG[31:0]
RM0432 Rev 6
0 0 0
0 0 0 0 0
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