32.8.16 Interrupt Flag Status and Clear

Note: Interrupt flags must be cleared and then read back to confirm the clear before exiting the ISR to avoid double interrupts.
Table 32-18. Register Bit Attribute Legend
SymbolDescriptionSymbolDescriptionSymbolDescription
RReadable bitHCCleared by Hardware(Grey cell)Unimplemented
WWritable bitHSSet by HardwareXBit is unknown at Reset
KWrite to clearSSoftware settable bit
Name: INTFLAG
Offset: 0x1D6
Reset: 0x00
Property: RW

Bit 76543210 
        NSCHK 
Access RW 
Reset 0 

Bit 0 – NSCHK Non-Secure Check