Section number Title Page3.2.2 Nested Vectored Interrupt Controller (NVIC) Configuration......................................................................593.2.3 Asynchronous Wake-up Interrupt Controller (AWIC) Configuration.........................................................653.2.4 FPU Configuration....................................................................................................................................... 663.2.5 JTAG Controller Configuration................................................................................................................... 663.3 System modules............................................................................................................................................................ 673.3.1 SIM Configuration....................................................................................................................................... 673.3.2 System Mode Controller (SMC) Configuration...........................................................................................683.3.3 PMC Configuration......................................................................................................................................683.3.4 Low-Leakage Wake-up Unit (LLWU) Configuration................................................................................. 693.3.5 MCM Configuration.................................................................................................................................... 713.3.6 Crossbar-Light Switch Configuration.......................................................................................................... 713.3.7 Peripheral Bridge Configuration.................................................................................................................. 733.3.8 DMA request multiplexer configuration......................................................................................................743.3.9 DMA Controller Configuration................................................................................................................... 773.3.10 External Watchdog Monitor (EWM) Configuration....................................................................................783.3.11 Watchdog Configuration..............................................................................................................................803.4 Clock modules.............................................................................................................................................................. 813.4.1 MCG Configuration..................................................................................................................................... 813.4.2 OSC Configuration...................................................................................................................................... 823.4.3 RTC OSC configuration...............................................................................................................................833.5 Memories and memory interfaces.................................................................................................................................843.5.1 Flash Memory Configuration.......................................................................................................................843.5.2 Flash Memory Controller Configuration..................................................................................................... 873.5.3 SRAM Configuration................................................................................................................................... 873.5.4 System Register File Configuration............................................................................................................. 893.5.5 VBAT Register File Configuration..............................................................................................................903.5.6 EzPort Configuration................................................................................................................................... 913.5.7 FlexBus Configuration................................................................................................................................. 923.6 Security......................................................................................................................................................................... 95K22F Sub-Family Reference Manual, Rev. 4, 08/20164 NXP Semiconductors