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STM32MP151F Fiches technique(PDF) 48 Page - STMicroelectronics |
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STM32MP151F Fiches technique(HTML) 48 Page - STMicroelectronics |
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48 / 253 page ![]() Functional overview STM32MP151C/F 48/253 DS12501 Rev 3 TAMP main features • 32 backup registers: – the backup registers (TAMP_BKPxR) are implemented in the RTC domain that remains powered-on by VBAT when the VDD power is switched off. • 3 external tamper detection events. – Each external event can be configured to be active or passive. – External passive tampers with configurable filter and internal pull-up. • 5 internal tamper events. • Any tamper detection can generate a RTC timestamp event. • Any tamper detection erases the backup registers. • TrustZone support: – Tamper secure or non-secure configuration. – Backup registers configuration in 3 configurable-size areas: 1 read/write secure area. 1 write secure/read non-secure area. 1 read/write non-secure area. • Monotonic counter. |
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