K60P100M100SF2RM Datasheet, PDF (18/1809 Pages) Freescale Semiconductor, Inc – K60 Sub-Family Reference Manual

Section Number
Title
Page
21.3.31 TCD Beginning Minor Loop Link, Major Loop Count (Channel Linking Disabled)
(DMA_TCDn_BITER_ELINKNO)............................................................................................................483
21.4 Functional description...................................................................................................................................................484
21.4.1 eDMA basic data flow.................................................................................................................................484
21.4.2 Error reporting and handling........................................................................................................................487
21.4.3 Channel preemption.....................................................................................................................................489
21.4.4 Performance.................................................................................................................................................489
21.5 Initialization/application information...........................................................................................................................493
21.5.1 eDMA initialization.....................................................................................................................................493
21.5.2 Programming errors.....................................................................................................................................495
21.5.3 Arbitration mode considerations..................................................................................................................496
21.5.4 Performing DMA transfers..........................................................................................................................496
21.5.5 Monitoring transfer descriptor status...........................................................................................................500
21.5.6 Dynamic programming................................................................................................................................502
Chapter 22
External Watchdog Monitor (EWM)
22.1 Introduction...................................................................................................................................................................505
22.1.1 Features........................................................................................................................................................505
22.1.2 Modes of Operation.....................................................................................................................................506
22.1.3 Block Diagram.............................................................................................................................................507
22.2 EWM Signal Descriptions............................................................................................................................................508
22.3 Memory Map/Register Definition.................................................................................................................................508
22.3.1 Control Register (EWM_CTRL).................................................................................................................508
22.3.2 Service Register (EWM_SERV)..................................................................................................................509
22.3.3 Compare Low Register (EWM_CMPL)......................................................................................................510
22.3.4 Compare High Register (EWM_CMPH).....................................................................................................510
22.4 Functional Description..................................................................................................................................................511
22.4.1 The EWM_out Signal..................................................................................................................................511
22.4.2 The EWM_in Signal....................................................................................................................................512
K60 Sub-Family Reference Manual, Rev. 6, Nov 2011
18
Freescale Semiconductor, Inc.