0xE0000000- Private Peripheral Bus 0xE00FFFFF Strongly- XN This region includes the NVIC, System timer, and system control ordered block. 0xE0100000- Device 0xFFFFFFFF Device XN Implementation-specific. a. See Memory regions, types and attributes on page 2-12 for more information. The Code,...
HardFault A HardFault is an exception that occurs because of an error during exception processing, or because an exception cannot be managed by any other exception mechanism. HardFaults have a fixed priority of -1, meaning they have higher priority than any exception with configurable priority. ...
HT502X support byte operation, half-word operation, word operation, but users need to use word alignment access otherwise a HardFault will be triggered. Macro definition manner : #define M8(adr) (*((uint8_t *) (adr))) //need to concern about word alignment #define M16(adr) (*((uint...
The least-significant bit of each vector must be 1, indicating that the exception handler is written in Thumb code. ARM DUI 0497A Copyright © 2009 ARM Limited. . 2-21 ID112109 Non- , Unrestricted Access The Cortex-M0 Processor Exception number IRQ number Vector Offset 16+n n IRQn 0x...