
MOTOROLA
Contents
xxi
CONTENTS
Paragraph
Number
Title
Page
Number
22.12
22.13
22.14
22.15
22.16
22.17
SCC BISYNC Receive BD (RxBD)................................................................22-12
SCC BISYNC Transmit BD (TxBD)...............................................................22-14
BISYNC Event Register (SCCE)/BISYNC Mask Register (SCCM)..............22-15
SCC Status Registers (SCCS)..........................................................................22-16
Programming the SCC BISYNC Controller....................................................22-17
SCC BISYNC Programming Example ............................................................22-18
Chapter 23
SCC Transparent Mode
23.1
23.2
23.3
23.4
23.4.1
23.4.1.1
23.4.1.2
23.4.1.2.1
23.4.1.3
23.4.2
23.4.2.1
23.4.2.2
23.4.3
23.5
23.6
23.7
23.8
23.9
23.10
23.11
23.12
23.13
23.14
Features..............................................................................................................23-1
SCC Transparent Channel Frame Transmission Process...................................23-2
SCC Transparent Channel Frame Reception Process........................................23-2
Achieving Synchronization in Transparent Mode .............................................23-3
Synchronization in NMSI Mode....................................................................23-3
In-Line Synchronization Pattern................................................................23-3
External Synchronization Signals..............................................................23-4
External Synchronization Example........................................................23-4
Transparent Mode without Explicit Synchronization................................23-5
Synchronization and the TSA ........................................................................23-5
Inline Synchronization Pattern...................................................................23-6
Inherent Synchronization...........................................................................23-6
End of Frame Detection.................................................................................23-6
CRC Calculation in Transparent Mode..............................................................23-6
SCC Transparent Parameter RAM.....................................................................23-6
SCC Transparent Commands.............................................................................23-7
Handling Errors in the Transparent Controller ..................................................23-8
Transparent Mode and the PSMR......................................................................23-9
SCC Transparent Receive Buffer Descriptor (RxBD).......................................23-9
SCC Transparent Transmit Buffer Descriptor (TxBD)....................................23-10
SCC Transparent Event Register (SCCE)/Mask Register (SCCM).................23-12
SCC Status Register in Transparent Mode (SCCS).........................................23-13
SCC2 Transparent Programming Example......................................................23-13
Chapter 24
SCC Ethernet Mode
24.1
24.2
24.3
24.4
24.5
Ethernet on the MPC8260..................................................................................24-2
Features..............................................................................................................24-3
Connecting the MPC8260 to Ethernet ...............................................................24-4
SCC Ethernet Channel Frame Transmission......................................................24-5
SCC Ethernet Channel Frame Reception...........................................................24-6