MPC8280 datasheet(23/1386 Pages) FREESCALE

23 / 1386 page

MPC8280 PowerQUICC II Family Reference Manual, Rev. 1

Freescale Semiconductor

xxiii

Contents

Paragraph

Number

Title

Page

Number

15.7

Serial Interface GCI Support ....................................................................................... 15-30

15.7.1

SI GCI Activation/Deactivation Procedure ............................................................. 15-32

15.7.2

Serial Interface GCI Programming .......................................................................... 15-32

15.7.2.1

Normal Mode GCI Programming ........................................................................ 15-32

15.7.2.2

SCIT Programming.............................................................................................. 15-33

Chapter 16

CPM Multiplexing

16.1

Features .......................................................................................................................... 16-2

16.2

Enabling Connections to TSA or NMSI ........................................................................ 16-3

16.3

NMSI Configuration ...................................................................................................... 16-4

16.4

CMX Registers .............................................................................................................. 16-7

16.4.1

CMX UTOPIA Address Register (CMXUAR) ......................................................... 16-7

16.4.2

CMX SI1 Clock Route Register (CMXSI1CR)....................................................... 16-12

16.4.3

CMX SI2 Clock Route Register (CMXSI2CR)....................................................... 16-13

16.4.4

CMX FCC Clock Route Register (CMXFCR) ........................................................ 16-13

16.4.5

CMX SCC Clock Route Register (CMXSCR) ........................................................ 16-16

16.4.6

CMX SMC Clock Route Register (CMXSMR) ...................................................... 16-19

Chapter 17

Baud-Rate Generators (BRGs)

17.1

BRG Configuration Registers 1–8 (BRGCx) ................................................................ 17-2

17.2

Autobaud Operation on a UART ................................................................................... 17-4

17.3

UART Baud Rate Examples .......................................................................................... 17-5

Chapter 18

Timers

18.1

Features .......................................................................................................................... 18-1

18.2

General-Purpose Timer Units ........................................................................................ 18-2

18.2.1

Cascaded Mode.......................................................................................................... 18-3

18.2.2

Timer Global Configuration Registers (TGCR1 and TGCR2).................................. 18-3

18.2.3

Timer Mode Registers (TMR1–TMR4)..................................................................... 18-5

18.2.4

Timer Reference Registers (TRR1–TRR4) ............................................................... 18-6

18.2.5

Timer Capture Registers (TCR1–TCR4) ................................................................... 18-7

18.2.6

Timer Counters (TCN1–TCN4)................................................................................. 18-7

18.2.7

Timer Event Registers (TER1–TER4)....................................................................... 18-7

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