MC68HC705J1A
MC68HRC705J1A
MC68HSC705J1A
MC68HSR705J1A
Technical Data
M68HC05
Microcontrollers
MC68HC705J1A/D
Rev. 4, 5/2002
WWW.MOTOROLA.COM/SEMICONDUCTORS
MC68HC705J1A
MC68HRC705J1A
MC68HSC705J1A
MC68HSR705J1A
Technical Data
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http://www.motorola.com/semiconductors/
The following revision history table summarizes changes contained in
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have been linked to the appropriate location.
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© Motorola, Inc., 2002
MC68HC705J1A — Rev. 4.0
MOTOROLA
Technical Data
3
Technical Data
Revision History
Date
Revision
Level
Description
Figure 2-2. I/O Register Summary
— Corrected reset state for
last entry (Mask Option Register)
May, 2002
4.0
Figure 2-4. Mask Option Register (MOR)
— Corrected reset
state
6.3.3 Pulldown Register A
— Corrected note
6.4.3 Pulldown Register B
— Corrected note
Page
Number(s)
37
41
91
94
Technical Data
4
MC68HC705J1A — Rev. 4.0
MOTOROLA
Technical Data — MC68HC705J1A
List of Sections
Section 1. General Description . . . . . . . . . . . . . . . . . . . . 21
Section 2. Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Section 3. Central Processor Unit (CPU) . . . . . . . . . . . . 45
Section 4. Resets and Interrupts . . . . . . . . . . . . . . . . . . . 69
Section 5. Low-Power Modes. . . . . . . . . . . . . . . . . . . . . . 79
Section 6. Parallel Input/Output (I/O) Ports . . . . . . . . . . 87
Section 7. Computer Operating Properly
(COP) Module . . . . . . . . . . . . . . . . . . . . . . . . . 97
Section 8. External Interrupt Module (IRQ). . . . . . . . . . 101
Section 9. Multifunction Timer Module . . . . . . . . . . . . . 109
Section 10. Electrical Specifications. . . . . . . . . . . . . . . 117
Section 11. Mechanical Specifications . . . . . . . . . . . . . 131
Section 12. Ordering Information . . . . . . . . . . . . . . . . . 135
Appendix A. MC68HRC705J1A . . . . . . . . . . . . . . . . . . . 137
Appendix B. MC68HSC705J1A . . . . . . . . . . . . . . . . . . . 141
Appendix C. MC68HSR705J1A . . . . . . . . . . . . . . . . . . . 145
Index. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
MC68HC705J1A — Rev. 4.0
MOTOROLA
List of Sections
Technical Data
5
