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Random Number Generator
16.7.1.16 HWOPT Register (Offset = 78h) [reset = X]
HWOPT is shown in
and described in
.
TRNG Engine Options Information
Figure 16-19. HWOPT Register
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
RESERVED
R-X
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
RESERVED
NR_OF_FROS
RESERVED
R-X
R-18h
R-X
Table 16-21. HWOPT Register Field Descriptions
Bit
Field
Type
Reset
Description
31-12
RESERVED
R
X
Software should not rely on the value of a reserved. Writing any
other value than the reset value may result in undefined behavior.
other value than the reset value may result in undefined behavior.
11-6
NR_OF_FROS
R
18h
Number of FROs implemented in this TRNG, value 24 (decimal).
5-0
RESERVED
R
X
Software should not rely on the value of a reserved. Writing any
other value than the reset value may result in undefined behavior.
other value than the reset value may result in undefined behavior.
1179
SWCU117A – February 2015 – Revised March 2015
Random Number Generator
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