MC68EC000EI20 Freescale Semiconductor, MC68EC000EI20 Datasheet - Page 4
MC68EC000EI20
Manufacturer Part Number
MC68EC000EI20
Description
IC MPU 32BIT 20MHZ 68-PLCC
Manufacturer
Freescale Semiconductor
Specifications of MC68EC000EI20
Processor Type
M680x0 32-Bit
Speed
20MHz
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
1.7.2
1.7.3
2.1
2.2
2.2.1
2.2.2
2.2.3
2.2.4
2.2.5
2.2.6
2.2.7
2.2.8
2.2.9
2.2.10
2.2.11
2.2.12
2.2.13
2.2.14
2.2.15
2.2.16
2.2.17
2.2.18
2.3
2.4
2.5
2.5.1
2.5.2
2.5.2.1
2.5.2.2
2.5.2.3
2.6
2.6.1
2.6.2
3.1
3.1.1
3.1.2
iv
Instruction Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Effective Addressing Modes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
Effective Addressing Mode Summary . . . . . . . . . . . . . . . . . . . . . . . . . 2-19
Brief Extension Word Format Compatibility . . . . . . . . . . . . . . . . . . . . . 2-21
Full Extension Addressing Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-22
Other Data Structures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-28
Instruction Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
Organization of Integer Data Formats in Memory . . . . . . . . . . . . . . . 1-27
Organization of Fpu Data Formats in Registers and Memory . . . . . . 1-30
Data Register Direct Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
Address Register Direct Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
Address Register Indirect Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
Address Register Indirect with Postincrement Mode. . . . . . . . . . . . . . 2-6
Address Register Indirect with Predecrement Mode . . . . . . . . . . . . . . 2-7
Address Register Indirect with Displacement Mode . . . . . . . . . . . . . . 2-8
Address Register Indirect with Index (8-Bit Displacement) Mode . . . . 2-9
Address Register Indirect with Index (Base Displacement) Mode. . . 2-10
Memory Indirect Postindexed Mode . . . . . . . . . . . . . . . . . . . . . . . . . 2-11
Memory Indirect Preindexed Mode . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
Program Counter Indirect with Displacement Mode . . . . . . . . . . . . . 2-13
Program Counter Indirect with Index (8-Bit Displacement) Mode . . . 2-14
Program Counter Indirect with Index (Base Displacement) Mode. . . 2-15
Program Counter Memory Indirect Postindexed Mode . . . . . . . . . . . 2-16
Program Counter Memory Indirect Preindexed Mode . . . . . . . . . . . . 2-17
Absolute Short Addressing Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-18
Absolute Long Addressing Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-18
Immediate Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-19
No Memory Indirect Action Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-24
Memory Indirect Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-25
System Stack. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-28
Queues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-29
Data Movement Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5
Integer Arithmetic Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6
Memory Indirect with Preindex. . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-25
Memory Indirect with Postindex. . . . . . . . . . . . . . . . . . . . . . . . . . . 2-26
Memory Indirect with Index Suppressed.. . . . . . . . . . . . . . . . . . . . 2-27
M68000 FAMILY PROGRAMMER’S REFERENCE MANUAL
TABLE OF CONTENTS ( Continued )
Instruction Set Summary
Addressing Capabilities
Section 2
Section 3
Title
MOTOROLA
Number
Page
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