MC68332ACEH20 Datasheet, PDF (86/88 Pages) Freescale Semiconductor, Inc – 32-Bit Modular Microcontroller

Freescale Semiconductor, Inc.
8 Summary of Changes
This is a partial revision. Most of the publication remains the same, but the following changes were
made to improve it. Typographical errors that do not affect content are not annotated. This document
has also been reformatted for use on the web.
Pages 2-3
New Ordering Information included.
Page 6
New block diagram drawn.
Page 7
New 132-pin assignment diagram drawn.
Page 8
New 144-pin assignment diagram drawn.
Page 9
New address map drawn.
Pages 10-14
Added Signal Description section.
Pages 15-47
Expanded and revised SIM section. Made all register diagrams and bit mnemonics
consistent. Incorporated new information concerning the system clock, resets, in-
terrupts, and chip-selects circuits.
Page 48-56
Expanded and revised CPU section. Made all register diagrams and bit mnemon-
ics consistent. Revised instruction set summary information.
Page 57-70
Expanded and revised TPU section. Made all register diagrams and bit mnemonics
consistent. Revised time functions information to include both MC68332A and
MC68332G microcode ROM applications.
Page 71-92
Expanded and revised QSM section. Made all register diagrams and bit mnemon-
ics consistent. Added information concerning SPI and SCI operation.
Page 93-95
Revised Standby RAM with TPU Emulation RAM section. Made all register dia-
grams and bit mnemonics consistent.
MOTOROLA
86
For More Information On This Product,
Go to: www.freescale.com
MC68332
MC68332TS/D