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MOTOROLA
MC68EN302 REFERENCE MANUAL
iii
iv
MC68EN302 REFERENCE MANUAL
MOTOROLA
Preface
The complete documentation package for the MC68EN302 consists of MC68EN302RM/AD,
the
MC68EN302 Integrated Multiprotocol Processor with Ethernet,
MC68302UM/AD, the
MC68302 Integrated Multiprotocol Processor,
MC68EN302/D, the
MC68EN302 Integrated
Multiprotocol Processor with Ethernet Product Brief;
and M68000PM/AD, the
M68000 Pro-
grammer’s Reference Manual.
The
MC68EN302 Integrated Multiprotocol Processor with Ethernet User’s Manual
describes
the programming, capabilities, registers, and operation of the MC68EN302 that differs from
the MC68302; the
MC68302 Integrated Multiprotocol Processor describes the original
MC68302,
the
MC68EN302 Integrated Multiprotocol Processor with Ethernet Product Brief
provides a brief description of the MC68EN302 capabilities; and the
M68000 Programmer’s
Reference Manual
describes programming and the instruction set for the IMP processor.
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
Introduction
Module Bus Controller
DRAM Control Module (DCM)
Ethernet Controller
Signal Description
Applications
IEEE 1149 Test Access Port (TAP)
Electrical Specifications
Ordering Information and Mechanical Data
Applications and Technical Information
For questions or comments pertaining to technical information, questions, and applications,
please contact one of the following sales offices nearest you.
MOTOROLA
MC68EN302 REFERENCE MANUAL
v
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vi
MC68EN302 REFERENCE MANUAL
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