09.12.2012 Views

Contents - Freescale Semiconductor

Contents - Freescale Semiconductor

Contents - Freescale Semiconductor

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

<strong>Contents</strong><br />

Paragraph<br />

Number Title<br />

MPC8306 PowerQUICC II Pro Integrated Communications Processor Family Reference Manual, Rev. 0<br />

Page<br />

Number<br />

16.7.1 Endpoint Queue Head............................................................................................ 16-124<br />

16.7.2 Endpoint Transfer Descriptor (dTD) ..................................................................... 16-127<br />

16.8 Device Operational Model......................................................................................... 16-129<br />

16.8.1 Device Controller Initialization ............................................................................. 16-129<br />

16.8.2 Port State and Control............................................................................................ 16-130<br />

16.8.3 Managing Endpoints.............................................................................................. 16-133<br />

16.8.4 Managing Queue Heads......................................................................................... 16-143<br />

16.8.5 Managing Transfers with Transfer Descriptors ..................................................... 16-145<br />

16.8.6 Servicing Interrupts................................................................................................ 16-148<br />

16.9 Deviations from the EHCI Specifications ................................................................. 16-149<br />

16.9.1 Embedded Transaction Translator Function .......................................................... 16-150<br />

16.9.2 Device Operation ................................................................................................... 16-153<br />

16.9.3 Non-Zero Fields the Register File ......................................................................... 16-154<br />

16.9.4 SOF Interrupt ......................................................................................................... 16-154<br />

16.9.5 Embedded Design.................................................................................................. 16-154<br />

16.9.6 Miscellaneous Variations from EHCI.................................................................... 16-154<br />

16.10 Timing Diagrams ....................................................................................................... 16-155<br />

Chapter 17<br />

I 2 C Interfaces<br />

17.1 Introduction.................................................................................................................... 17-1<br />

17.1.1 Features...................................................................................................................... 17-2<br />

17.1.2 Modes of Operation ................................................................................................... 17-2<br />

17.2 External Signal Descriptions ......................................................................................... 17-3<br />

17.2.1 Signal Overview ........................................................................................................ 17-3<br />

17.2.2 Detailed Signal Descriptions ..................................................................................... 17-3<br />

17.3 Memory Map/Register Definition ................................................................................. 17-4<br />

17.3.1 Register Descriptions................................................................................................. 17-5<br />

17.4 Functional Description................................................................................................. 17-10<br />

17.4.1 Transaction Protocol ................................................................................................ 17-10<br />

17.4.2 Arbitration Procedure .............................................................................................. 17-14<br />

17.4.3 Handshaking ............................................................................................................ 17-15<br />

17.4.4 Clock Control........................................................................................................... 17-15<br />

17.4.5 Boot Sequencer Mode.............................................................................................. 17-16<br />

17.5 Initialization/Application Information......................................................................... 17-20<br />

17.5.1 Interrupt Service Routine Flowchart........................................................................ 17-20<br />

17.5.2 Initialization Sequence............................................................................................. 17-22<br />

17.5.3 Generation of START .............................................................................................. 17-22<br />

17.5.4 Post-Transfer Software Response............................................................................ 17-22<br />

17.5.5 Generation of STOP................................................................................................. 17-23<br />

xiv <strong>Freescale</strong> <strong>Semiconductor</strong>

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!