Renesas RX Series

R01UH0823EJ0100 Rev.1.00 Page 1488 of 1823
Jul 31, 2019
RX23W Group 42. Trusted Secure IP (TSIP-Lite)
42.2.5 Generating Key Generation Information (by Using Random Numbers)
Figure 42.9 shows the generating flow for the key generation information by using random numbers.
Figure 42.9 Key Generation Information Generating Flow Chart (Using Random Numbers)
42.2.6 Random Number Generation
Figure 42.10 shows the random number generation flow.
Figure 42.10 Random Number Generation Flow Chart
START
in encryption engine active mode
Generation of random number
Generation of key generation
information
Output the key generation information
TSIP-Lite library uses the unique ID
END
in TSIP-Lite enabled mode
START
in encryption engine active mode
Generation of the random number
Output the random number
END
in TSIP-Lite enabled mode