MOTOROLA
MC68360
QUad Integrated
Communications Controller
User’s Manual
Motorola reserves the right to make changes without further notice to any products herein to improve reliability, function or design. Motorola does not assume any
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PREFACE
The complete documentation package for the MC68360 consists of the MC68360UM/AD,
MC68360 QUad Integrated Communications Controller User’s Manual
, M68000PM/AD,
MC68000 Family Programmer’s Reference Manual,
and the MC68360/D,
MC68360 QUad
Integrated Communications Controller Product Brief.
The
MC68360 QUad Integrated Communications Controller User’s Manual
describes the
programming, capabilities, registers, and operation of the MC68360 and the MC68EN360;
the
MC68000 Family Programmer’s Reference Manual
provides instruction details for the
MC68360; and the
MC68360 QUad Integrated Communications Controller Product Brief
provides a brief description of the MC68360 capabilities.
This user’s manual is organized as follows:
Section 1
Section 2
Section 3
Section 4
Section 5
Section 6
Section 7
Section 8
Section 9
Section 10
Section 11
Appendix A
Appendix B
Appendix C
Appendix D
Introduction
Signal Descriptions
Memory Map
Bus Operation
CPU32+
System Integration Module (SIM60)
Communication Processor Module (CPM)
IEEE 1149.1 Test Access Port
Applications
Electrical Characteristics
Ordering Information and Mechanical Data
Serial Performance
Development Tools and Support
RISC Microcode from RAM
MC68MH360 Product Brief
MOTOROLA
MC68360 USER’S MANUAL
iii
Table of Contents
Paragraph
Number
Title
Page
Number
1.1
1.2
1.2.1
1.2.2
1.2.3
1.3
1.3.1
1.3.2
1.3.3
1.4
1.5
1.6
1.7
Section 1
Introduction
QUICC Key Features .............................................................................. 1-1
QUICC Architecture Overview................................................................. 1-4
CPU32+ Core.......................................................................................... 1-5
System Integration Module (SIM60)........................................................ 1-5
Communications Processor Module (CPM) ............................................ 1-6
Upgrading Designs from the MC68302 ................................................... 1-6
Architectural Approach ............................................................................ 1-6
Hardware Compatibility Issues................................................................ 1-7
Software Compatibility Issues ................................................................. 1-7
QUICC Glueless System Design............................................................. 1-8
QUICC Serial Configurations .................................................................. 1-9
QUICC Serial Configuration Examples ................................................. 1-16
QUICC System Bus Configurations ...................................................... 1-17
Section 2
Signal Descriptions
System Bus Signal Index ........................................................................ 2-1
Address Bus ............................................................................................ 2-1
Address Bus (A27–A0)............................................................................ 2-1
Address Bus (A31–A28).......................................................................... 2-1
Function Codes (FC3–FC0) .................................................................... 2-5
Data Bus.................................................................................................. 2-5
Data Bus (D31–D16). .............................................................................. 2-5
Data Bus (D15–D0). ................................................................................ 2-6
Parity ....................................................................................................... 2-6
Parity (PRTY0). ....................................................................................... 2-6
Parity (PRTY1). ....................................................................................... 2-6
Parity (PRTY2). ....................................................................................... 2-6
Parity (PRTY3). ....................................................................................... 2-6
Memory Controller................................................................................... 2-6
Chip Select/Row Address Select (CS6–CS0/RAS6–RAS0) ................... 2-6
Chip Select/Row Address Select/Interrupt Acknowledge (CS7/RAS7/IACK7).
Column Address Select/Interrupt Acknowledge (CAS3–CAS0/IACK6, 3, 2,
2-7
Address Multiplex (AMUX). ..................................................................... 2-7
Interrupt Request Level (IRQ7–IRQ1)..................................................... 2-7
Bus Control Signals................................................................................. 2-7
Data and Size Acknowledge (DSACK1–DSACK0). ................................ 2-8
Autovector/Interrupt Acknowledge (AVEC/IACK5).................................. 2-8
Address Strobe (AS). .............................................................................. 2-8
Data Strobe (DS)..................................................................................... 2-8
MC68360 USER’S MANUAL
Thi d
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M k
404
i
2.1
2.1.1
2.1.1.1
2.1.1.2
2.1.2
2.1.3
2.1.3.1
2.1.3.2
2.1.4
2.1.4.1
2.1.4.2
2.1.4.3
2.1.4.4
2.1.5
2.1.5.1
2.1.5.2
2-6
2.1.5.3
1).
2.1.5.4
2.1.6
2.1.7
2.1.7.1
2.1.7.2
2.1.7.3
2.1.7.4
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