Information

Section Number Title Page
34.4 Functional Description..................................................................................................................................................682
34.4.1 PDB Pre-trigger and Trigger Outputs..........................................................................................................682
34.4.2 PDB Trigger Input Source Selection...........................................................................................................684
34.4.3 Pulse-Out's...................................................................................................................................................684
34.4.4 Updating the Delay Registers......................................................................................................................684
34.4.5 Interrupts......................................................................................................................................................686
34.4.6 DMA............................................................................................................................................................686
34.5 Application Information................................................................................................................................................686
34.5.1 Impact of Using the Prescaler and Multiplication Factor on Timing Resolution........................................686
Chapter 35
FlexTimer Module (FTM)
35.1 Introduction...................................................................................................................................................................687
35.1.1 FlexTimer philosophy..................................................................................................................................687
35.1.2 Features........................................................................................................................................................688
35.1.3 Modes of operation......................................................................................................................................689
35.1.4 Block diagram..............................................................................................................................................690
35.2 FTM signal descriptions...............................................................................................................................................692
35.3 Memory map and register definition.............................................................................................................................692
35.3.1 Memory map................................................................................................................................................692
35.3.2 Register descriptions....................................................................................................................................693
35.3.3 Status And Control (FTMx_SC)..................................................................................................................697
35.3.4 Counter (FTMx_CNT).................................................................................................................................698
35.3.5 Modulo (FTMx_MOD)................................................................................................................................699
35.3.6 Channel (n) Status And Control (FTMx_CnSC)..........................................................................................700
35.3.7 Channel (n) Value (FTMx_CnV).................................................................................................................703
35.3.8 Counter Initial Value (FTMx_CNTIN)........................................................................................................704
35.3.9 Capture And Compare Status (FTMx_STATUS)........................................................................................704
35.3.10 Features Mode Selection (FTMx_MODE)..................................................................................................706
35.3.11 Synchronization (FTMx_SYNC).................................................................................................................708
K20 Sub-Family Reference Manual, Rev. 2, Feb 2012
Freescale Semiconductor, Inc. 27