MC68HC908AS60/D
REV 1
68HC08M6
HC08M68H
8M68HC08
MC68HC908AS60
Technical Data
HCMOS
Microcontroller Unit
Freescale Semiconductor, Inc.
Freescale Semiconductor, Inc...
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Go to: www.freescale.com
Freescale Semiconductor, Inc.
Technical Data — MC68HC908AS60
List of Sections
Section 1. General Description . . . . . . . . . . . . . . . . . . . . 33
Section 2. Memory Map . . . . . . . . . . . . . . . . . . . . . . . . . . 47
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Section 3. Random-Access Memory (RAM) . . . . . . . . . . 61
Section 4. FLASH-1 Memory . . . . . . . . . . . . . . . . . . . . . . 63
Section 5. FLASH-2 Memory . . . . . . . . . . . . . . . . . . . . . . 77
Section 6. EEPROM-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Section 7. EEPROM-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
Section 8. Central Processor Unit (CPU) . . . . . . . . . . . 113
Section 9. System Integration Module (SIM) . . . . . . . . 133
Section 10. Clock Generator Module (CGM) . . . . . . . . . 155
Section 11. Configuration Register (CONFIG-1). . . . . . 181
Section 12. Break Module. . . . . . . . . . . . . . . . . . . . . . . . 185
Section 13. Monitor ROM (MON) . . . . . . . . . . . . . . . . . . 191
Section 14. Computer Operating Properly
(COP) Module . . . . . . . . . . . . . . . . . . . . . . 203
Section 15. Low-Voltage Inhibit (LVI) Module . . . . . . . 209
Section 16. External Interrupt Module (IRQ) . . . . . . . . . 215
Section 17. Serial Communications
Interface (SCI) . . . . . . . . . . . . . . . . . . . . . . 223
MC68HC908AS60 — Rev. 1.0
List of Sections
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Technical Data
Freescale Semiconductor, Inc.
List of Sections
Section 18. Serial Peripheral Interface (SPI). . . . . . . . . 259
Section 19. Modulo Timer (TIM) . . . . . . . . . . . . . . . . . . . 291
Section 20. Input/Output (I/O) Ports . . . . . . . . . . . . . . . 301
Section 21. Byte Data Link
Controller-Digital (BDLC-D) . . . . . . . . . . . 327
Section 22. Timer Interface Module A (TIMA-6) . . . . . . 375
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Section 23. Analog-to-Digital Converter (ADC-15) . . . . 407
Section 24. Electrical Specifications. . . . . . . . . . . . . . . 419
Section 25. Mechanical Specifications . . . . . . . . . . . . . 433
Section 26. Ordering Information . . . . . . . . . . . . . . . . . 437
Index. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 439
Technical Data
List of Sections
For More Information On This Product,
Go to: www.freescale.com
MC68HC908AS60 — Rev. 1.0
Freescale Semiconductor, Inc.
Technical Data — MC68HC908AS60
Table of Contents
Section 1. General Description
1.1
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
MCU Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
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1.2
1.3
1.4
1.5
Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
1.5.1
Power Supply Pins (V
DD
and V
SS
) . . . . . . . . . . . . . . . . . . . .39
1.5.2
Oscillator Pins (OSC1 and OSC2) . . . . . . . . . . . . . . . . . . . .40
1.5.3
External Reset Pin (RST) . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
1.5.4
External Interrupt Pin (IRQ) . . . . . . . . . . . . . . . . . . . . . . . . . 40
1.5.5
Analog Power Supply Pin (V
DDA
) . . . . . . . . . . . . . . . . . . . . . 40
1.5.6
Analog Ground Pin (V
SSA
) . . . . . . . . . . . . . . . . . . . . . . . . . . 40
1.5.7
External Filter Capacitor Pin (CGMXFC) . . . . . . . . . . . . . . . 41
1.5.8
Port A Input/Output (I/O) Pins (PTA7–PTA0) . . . . . . . . . . . . 41
1.5.9
Port B I/O Pins (PTB7/ATD7–PTB0/ATD0) . . . . . . . . . . . . . 41
1.5.10 Port C I/O Pins (PTC5–PTC0) . . . . . . . . . . . . . . . . . . . . . . . 41
1.5.11 Port D I/O Pins (PTD7–PTD0/ATD8) . . . . . . . . . . . . . . . . . . 41
1.5.12 Port E I/O Pins (PTE7/SPSCK–PTE0/TxD) . . . . . . . . . . . . . 41
1.5.13 Port F I/O Pins (PTF7–PTF0/TACH2) . . . . . . . . . . . . . . . . . 42
1.5.14 Port G I/O Pins (PTG2–PTG0) . . . . . . . . . . . . . . . . . . . . . . . 42
1.5.15 Port H I/O Pins (PTH1–PTH0) . . . . . . . . . . . . . . . . . . . . . . . 42
1.5.16 BDLC Transmit Pin (BDTxD) . . . . . . . . . . . . . . . . . . . . . . . .42
1.5.17 BDLC Receive Pin (BDRxD) . . . . . . . . . . . . . . . . . . . . . . . .42
MC68HC908AS60 — Rev. 1.0
Table of Contents
For More Information On This Product,
Go to: www.freescale.com
Technical Data