Features - Silicon Laboratories EFR32xG14 Wireless Gecko Reference Manual

7.2 Features

• AHB read interface
• Scalable access performance to optimize the Cortex-M4 code interface
• Zero wait-state access up to 26 MHz
• Advanced energy optimization functionality
• Conditional branch target prefetch suppression
• Cortex-M4 disfolding of if-then (IT) blocks
• Instruction Cache
• DMA read support in EM0 Active and EM1 Sleep
• Command and status interface
• Flash write and erase
• Accessible from Cortex-M4 in EM0 Active
• DMA write support in EM0 Active and EM1 Sleep
• Core clock independent Flash timing
• Internal oscillator and internal timers for precise and autonomous Flash timing
• General purpose timers are not occupied during Flash erase and write operations
• Configurable interrupt erase abort
• Improved interrupt predictability
• Memory and bus fault control
• Security features
• Lockable debug access
• Page lock bits
• SW Mass erase Lock bits
• Authentication Access Port (AAP) lock bits
• End-of-write and end-of-erase interrupts
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