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Freescale Semiconductor, Inc.
MC68HC08AB16A/D REV. 2.0
Freescale Semiconductor, Inc...
MC68HC08AB16A
HCMOS Microcontroller Unit
TECHNICAL DATA
For More Information On This Product, Go to: www.freescale.com
Freescale Semiconductor, Inc.
Freescale Semiconductor, Inc...
For More Information On This Product, Go to: www.freescale.com
Freescale Semiconductor, Inc.
Technical Data — MC68HC08AB16A
List of Sections
Section 1. General Description . . . . . . . . . . . . . . . . . . . .29 Section 2. Memory Map . . . . . . . . . . . . . . . . . . . . . . . . . .41
Freescale Semiconductor, Inc...
Section 3. Random-Access Memory (RAM) . . . . . . . . . .57 Section 4. Read-Only Memory (ROM) . . . . . . . . . . . . . . .59 Section 5. EEPROM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61 Section 6. Mask Options (MOR) . . . . . . . . . . . . . . . . . . . .75 Section 7. Central Processor Unit (CPU) . . . . . . . . . . . .81 Section 8. System Integration Module (SIM) . . . . . . . .101 Section 9. Clock Generator Module (CGM) . . . . . . . . . .123 Section 10. Monitor ROM (MON) . . . . . . . . . . . . . . . . . .149 Section 11. Timer Interface Module A (TIMA) . . . . . . . .161 Section 12. Timer Interface Module B (TIMB) . . . . . . . .187 Section 13. Programmable Interrupt Timer (PIT) . . . . .213 Section 14. Analog-to-Digital Converter (ADC) . . . . . .221 Section 15. Serial Communications Interface Module (SCI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .231 Section 16. Serial Peripheral Interface Module (SPI) . .271 Section 17. Input/Output (I/O) Ports . . . . . . . . . . . . . . .303 Section 18. External Interrupt (IRQ) . . . . . . . . . . . . . . .331 Section 19. Keyboard Interrupt Module (KBI). . . . . . . .337
MC68HC08AB16A — Rev. 2.0 MOTOROLA List of Sections For More Information On This Product, Go to: www.freescale.com
Technical Data
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Freescale Semiconductor, Inc. List of Sections Section 20. Computer Operating Properly (COP) . . . .345 Section 21. Low-Voltage Inhibit (LVI) . . . . . . . . . . . . . .351 Section 22. Break Module (BRK) . . . . . . . . . . . . . . . . . .357 Section 23. Electrical Specifications . . . . . . . . . . . . . . .365 Section 24. Mechanical Specifications . . . . . . . . . . . . .377
Freescale Semiconductor, Inc...
Technical Data
MC68HC08AB16A — Rev. 2.0 List of Sections For More Information On This Product, Go to: www.freescale.com MOTOROLA
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Freescale Semiconductor, Inc.
Technical Data — MC68HC08AB16A
Table of Contents
Section 1. General Description
1.1 Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 MCU Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 Pin Assignments . . . . . . . . . . . .