EasyManuals Logo

STMicroelectronics STM32F429 Reference Manual

STMicroelectronics STM32F429
1731 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #716 background imageLoading...
Page #716 background image
Cryptographic processor (CRYP) RM0090
716/1731 DocID018909 Rev 11
Figure 218. DES/TDES-ECB mode encryption
1. K: key; C: cipher text; I: input block; O: output block; P: plain text.
Figure 219. DES/TDES-ECB mode decryption
1. K: key; C: cipher text; I: input block; O: output block; P: plain text.
).&)&/
$%!ENCRYPT
+
0 BI TS
$%!DECRYPT
+
$%!ENCRYPT
+
/54&)&/
PLAINTEXT0
CIPHERTEXT#



SWAPPING
/BITS
#BITS
SWAPPING
$!4!490%
$!4!490%
AIB
).&)&/
#BITS
/54&)&/
CIPHERTEXT#
PLAINTEXT0
$%!DECRYPT
+
$%!ENCRYPT
+
$%!DECRYPT
+



)BITS
SWAPPING
/BITS
$!4!490%
$!4!490%
0 BITS
SWAPPING
-36

Table of Contents

Other manuals for STMicroelectronics STM32F429

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the STMicroelectronics STM32F429 and is the answer not in the manual?

STMicroelectronics STM32F429 Specifications

General IconGeneral
BrandSTMicroelectronics
ModelSTM32F429
CategoryController
LanguageEnglish

Related product manuals