MC68EC000EI16 Freescale Semiconductor, MC68EC000EI16 Datasheet - Page 5
MC68EC000EI16
Manufacturer Part Number
MC68EC000EI16
Description
IC MPU 32BIT 16MHZ 68-PLCC
Manufacturer
Freescale Semiconductor
Specifications of MC68EC000EI16
Processor Type
M680x0 32-Bit
Speed
16MHz
Voltage
3.3V, 5V
Mounting Type
Surface Mount
Package / Case
68-PLCC
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
-
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Paragraph
Number
3.1.3
3.1.4
3.1.5
3.1.6
3.1.7
3.1.8
3.1.9
3.1.10
3.1.11
3.1.12
3.1.13
3.2
3.3
3.3.1
3.3.2
3.3.3
3.3.4
3.3.5
3.4
3.5
3.5.1
3.5.2
3.6
3.6.1
3.6.2
3.7
8.1
MOTOROLA
Integer Unit Condition Code Computation . . . . . . . . . . . . . . . . . . . . . . 3-17
Instruction Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-20
Floating-Point Instruction Details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-21
Floating-Point Computational Accuracy . . . . . . . . . . . . . . . . . . . . . . . . 3-23
Floating-Point Postprocessing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-27
Instruction Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-32
Instruction Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
Logical Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8
Shift and Rotate Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8
Bit Manipulation Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10
Bit Field Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10
Binary-Coded Decimal Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . 3-11
Program Control Instructions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-11
System Control Instructions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-12
Cache Control Instructions (MC68040) . . . . . . . . . . . . . . . . . . . . . . . 3-14
Multiprocessor Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-14
Memory Management Unit (MMU) Instructions. . . . . . . . . . . . . . . . . 3-15
Floating-Point Arithmetic Instructions . . . . . . . . . . . . . . . . . . . . . . . . 3-15
Using the Cas and Cas2 Instructions . . . . . . . . . . . . . . . . . . . . . . . . 3-20
Using the Moves Instruction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-20
Nested Subroutine Calls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-20
Bit Field Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-20
Pipeline Synchronization with the Nop Instruction. . . . . . . . . . . . . . . 3-21
Intermediate Result . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-24
Rounding the Result . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-25
Underflow, Round, Overflow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-28
Conditional Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-28
M68000 FAMILY PROGRAMMER’S REFERENCE MANUAL
TABLE OF CONTENTS ( Continued )
Supervisor (Privileged) Instructions
Instruction Format Summary
Floating Point Instructions
Integer Instructions
CPU32 Instructions
Section 4
Section 5
Section 6
Section 7
Section 8
Title
Number
Page
v
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