Table Of Contents
Paragraph Page
Number Number
MPC5200B Users Guide, Rev. 1
TOC-14 Freescale Semiconductor
15.3.3.4 Configuration Sequence for AC97 Mode .................................................................................................15-58
15.3.4 PSC in SIR Mode ............................................................................................................................................15-58
15.3.4.1 Block Diagram and Signal Definition for SIR Mode ...............................................................................15-58
15.3.4.2 Transmitting and Receiving in SIR Mode ................................................................................................15-59
15.3.4.3 Configuration Sequence Example for SIR Mode .....................................................................................15-59
15.3.5 PSC in MIR Mode ..........................................................................................................................................15-60
15.3.5.1 Block Diagram and Signal Definition for MIR Mode ..............................................................................15-60
15.3.5.2 Transmitting and Receiving in MIR Mode ...............................................................................................15-61
15.3.5.3 Serial Interaction Pulse (SIP) ...................................................................................................................15-62
15.3.5.4 Configuration Sequence Example for MIR Mode ....................................................................................15-62
15.3.6 PSC in FIR Mode ............................................................................................................................................15-63
15.3.6.1 Block Diagram and Signal Definition for FIR Mode ...............................................................................15-63
15.3.6.2 Transmitting and Receiving in FIR Mode ................................................................................................15-63
15.3.6.3 Configuration Sequence Example for FIR Mode .....................................................................................15-64
15.3.7 PSC FIFO System ...........................................................................................................................................15-64
15.3.7.1 RX FIFO ...................................................................................................................................................15-66
15.3.7.2 TX FIFO ...................................................................................................................................................15-67
15.3.8 Looping Modes ...............................................................................................................................................15-67
15.3.8.1 Automatic Echo Mode ..............................................................................................................................15-67
15.3.8.2 Local Loop-Back Mode ............................................................................................................................15-67
15.3.8.3 Remote Loop-Back Mode ........................................................................................................................15-68
15.3.9 Multidrop Mode ..............................................................................................................................................15-68
Chapter 16 XLB Arbiter
16.1 Overview .................................................................................................................................................................16-1
16.1.1 Purpose ..............................................................................................................................................................16-1
16.1.1.1 Prioritization ...............................................................................................................................................16-1
16.1.1.2 Bus Grant Mechanism ................................................................................................................................16-2
16.1.1.2.1 Bus Grant .............................................................................................................................................16-2
16.1.1.2.2 Parking Modes .....................................................................................................................................16-2
16.1.1.3 Configuration, Status, and Interrupt Generation ........................................................................................16-2
16.1.1.4 Watchdog Functions ...................................................................................................................................16-2
16.1.1.4.1 Timer Functions ...................................................................................................................................16-2
16.1.1.4.2 Other Tenure Ending Conditions .........................................................................................................16-3
16.2 XLB Arbiter Registers—MBAR + 0x1F00 ............................................................................................................16-3
16.2.1 Arbiter Configuration Register (R/W)—MBAR + 0x1F40 ..............................................................................16-3
16.2.2 Arbiter Version Register (R)—MBAR + 0x1F44 ............................................................................................16-5
16.2.3 Arbiter Status Register (R/W)—MBAR + 0x1F48 ..........................................................................................16-5
16.2.4 Arbiter Interrupt Enable Register (R/W)—MBAR + 0x1F4C .........................................................................16-6
16.2.5 Arbiter Address Capture Register (R)—MBAR + 0x1F50 ..............................................................................16-7
16.2.6 Arbiter Bus Signal Capture Register (R)—MBAR + 0x1F54 ..........................................................................16-7
16.2.7 Arbiter Address Tenure Time-Out Register (R/W)—MBAR + 0x1F58 ..........................................................16-8
16.2.8 Arbiter Data Tenure Time-Out Register (R/W)—MBAR + 0x1F5C ...............................................................16-9
16.2.9 Arbiter Bus Activity Time-Out Register (R/W)—MBAR + 0x1F60 ..............................................................
.16-9
16.2.10 Arbiter Master Priority Enable Register (R/W)—MBAR + 0x1F64 ..............................................................16-10
16.2.11 Arbiter Master Priority Register (R/W)—MBAR + 0x1F68 ..........................................................................16-11
16.2.12 Arbiter Snoop Window Register (RW)—MBAR + 0x1F70 ..........................................................................16-11
16.2.13 Arbiter Reserved Registers—MBAR + 0x1F00-1F3C, 0x1F74-1FFF ...........................................................16-13
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