3.8 Entropy Holding Register Data registers, EHR_DATA[0,1,2,…5]

Each of the EHR_DATA registers returns 32 bits from the 192-bit Entropy Holding Register (EHR). The EHR contains the generated random number.

The following table lists the EHR_DATA[0-5] bit assignments.

Table 3-8 EHR_DATA

Bits Name Description
[31:0] EHR_DATA

Returns 32 bits from the 192-bit EHR:

EHR_DATA0.EHR_DATAReturns bits[31:0] of Entropy Holding Register.
EHR_DATA1.EHR_DATAReturns bits[63:32] of Entropy Holding Register.
EHR_DATA2.EHR_DATAReturns bits[95:64] of Entropy Holding Register.
EHR_DATA3.EHR_DATAReturns bits[127:96] of Entropy Holding Register.
EHR_DATA4.EHR_DATAReturns bits[159:128] of Entropy Holding Register.
EHR_DATA5.EHR_DATAReturns bits[191:160] of Entropy Holding Register.
Non-ConfidentialPDF file icon PDF versionARM 100976_0000_00_en
Copyright © 2017 ARM Limited or its affiliates. All rights reserved.