SLEEPCFGSleep Configuration Address0x40000404 Reset0x00000000 Accessread/writeSize32-bit1 field FieldBitsWhat it doesSLEEPMODE2:0Sleep Mode2 Idle sleep mode enabled4 Standby sleep mode enabled
WPCTRLWrite Protection Control Address0x4000040C Reset0x00000000 Accessread/writeSize32-bit3 fields FieldBitsWhat it doesWPLCK1Write Protection LockWPEN0Write Protection EnableWPKEY31:8Write Protection Key5265234 Allow writes to the WPCTRL register