22.2 Features

  • 32-bit AHB interface for reads and writes
  • Read-While-Write DATA Flash
  • All NVM sections are memory mapped to the AHB, including calibration and system configuration
  • 32-bit APB interface for commands and control
  • Programmable wait states for read optimization
  • 16 regions can be individually protected or unprotected
  • Additional protection for bootloader
  • Supports device protection through a security bit
  • Interface to Power Manager for power-down of Flash blocks in sleep modes
  • Can optionally wake up on exit from sleep or on first access
  • Direct-mapped cache
Note: A register with property "Enable-Protected" may contain bits that are not enable-protected.