28.6.5 Interrupt Flag Status and Clear

Note: Subsequent to an interrupt flag being cleared, the flag must be read back to verify the clear before exiting the ISR. Failure to do this can result in duplicate interrupts.
Table 28-6. 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: 0x06
Reset: 0x00
Property: RW

Bit 76543210 
        SLEEPRDY 
Access RW 
Reset 0 

Bit 0 – SLEEPRDY Backup Sleep Mode Entry Ready

Note: Writing a ‘1’ to this bit will clear the flag and the interrupt.
ValueDescription
0Device is not ready to enter Backup Sleep Mode.
1Device is ready to enter Backup Sleep Mode.