MC68HC908SR12
MC68HC08SR12
Technical Data
M68HC08
Microcontrollers
MC68HC908SR12/D
Rev. 4, 2/2002
WWW.MOTOROLA.COM/SEMICONDUCTORS
MC68HC908SR12
MC68HC08SR12
Technical Data
Motorola reserves the right to make changes without further notice to any products
herein. Motorola makes no warranty, representation or guarantee regarding the
suitability of its products for any particular purpose, nor does Motorola assume any
liability arising out of the application or use of any product or circuit, and specifically
disclaims any and all liability, including without limitation consequential or incidental
damages. “Typical” parameters which may be provided in Motorola data sheets and/or
specifications can and do vary in different applications and actual performance may
vary over time. All operating parameters, including “Typicals” must be validated for
each customer application by customer's technical experts. Motorola does not convey
any license under its patent rights nor the rights of others. Motorola products are not
designed, intended, or authorized for use as components in systems intended for
surgical implant into the body, or other applications intended to support or sustain life,
or for any other application in which the failure of the Motorola product could create a
situation where personal injury or death may occur. Should Buyer purchase or use
Motorola products for any such unintended or unauthorized application, Buyer shall
indemnify and hold Motorola and its officers, employees, subsidiaries, affiliates, and
distributors harmless against all claims, costs, damages, and expenses, and
reasonable attorney fees arising out of, directly or indirectly, any claim of personal
injury or death associated with such unintended or unauthorized use, even if such claim
alleges that Motorola was negligent regarding the design or manufacture of the part.
Motorola, Inc. is an Equal Opportunity/Affirmative Action Employer.
Motorola and the Stylized M logo are registered in the U.S. Patent and Trademark Office.
digital dna is a trademark of Motorola, Inc.
© Motorola, Inc., 2002
MC68HC908SR12•MC68HC08SR12 — Rev. 4.0
MOTOROLA
Technical Data
Technical Data
3
Technical Data
To provide the most up-to-date information, the revision of our
documents on the World Wide Web will be the most current. Your printed
copy may be an earlier revision. To verify you have the latest information
available, refer to:
http://www.motorola.com/semiconductors/
The following revision history table summarizes changes contained in
this document. For your convenience, the page number designators
have been linked to the appropriate location.
Revision History
Date
Revision
Level
Description
PTB0/SDA0, PTB1/SCL0, PTB2/SDA1/TxD, and
PTB3/SCL1/RxD pins — clarified these open-drain pins
throughout this document.
8.4.6 Programming the PLL
— deleted redundant step in
programming the PLL.
Figure 10-1 . Monitor Mode Circuit
— corrected connections
for PTA1 and PTA2.
Table 10-1 . Monitor Mode Signal Requirements and Options
— clarified clock input requirements for monitor mode entry.
Section 11. Timer Interface Module (TIM)
— timer
discrepancies corrected throughout this section.
February,
2002
4
18.5.1 Port C Data Register (PTC)
and
18.5.2 Data Direction
Register C (DDRC)
— added notes for PTC6 and PTC7 on
42-pin package.
Figure 19-3 . IRQ2 Block Diagram
and
19.5 IRQ1 and IRQ2
Pins
— corrected IRQ2 for BIH and BIL instructions.
Table 24-4 . 5V DC Electrical Characteristics
and
Table 24-5 .
3V DC Electrical Characteristics
— added additional I
DD
measurements.
Table 24-13 . Current Detection Electrical Characteristics
—
updated trip point values.
Appendix A. MC68HC08SR12
— added appendix for ROM part:
MC68HC08SR12.
Page
Number(s)
323, 254, 293
120
167
169
181
327, 329
338, 339
374, 376
382
393
Technical Data
4
Technical Data
MC68HC908SR12•MC68HC08SR12 — Rev. 4.0
MOTOROLA
Technical Data — MC68HC908SR12•MC68HC08SR12
List of Sections
Section 1. General Description . . . . . . . . . . . . . . . . . . . . 35
Section 2. Memory Map . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Section 3. Random-Access Memory (RAM) . . . . . . . . . . 61
Section 4. FLASH Memory . . . . . . . . . . . . . . . . . . . . . . . . 63
Section 5. Configuration and Mask Option Registers
(CONFIG & MOR). . . . . . . . . . . . . . . . . . . . . . 73
Section 6. Central Processor Unit (CPU) . . . . . . . . . . . . 81
Section 7. Oscillator (OSC) . . . . . . . . . . . . . . . . . . . . . . 101
Section 8. Clock Generator Module (CGM) . . . . . . . . . . 111
Section 9. System Integration Module (SIM) . . . . . . . . 141
Section 10. Monitor ROM (MON) . . . . . . . . . . . . . . . . . . 165
Section 11. Timer Interface Module (TIM) . . . . . . . . . . . 181
Section 12. Timebase Module (TBM) . . . . . . . . . . . . . . . 205
Section 13. Pulse Width Modulator (PWM) . . . . . . . . . . 211
Section 14. Analog Module . . . . . . . . . . . . . . . . . . . . . . 221
Section 15. Analog-to-Digital Converter (ADC) . . . . . . 231
Section 16. Serial Communications Interface (SCI) . . . 251
Section 17. Multi-Master IIC Interface (MMIIC) . . . . . . . 291
Section 18. Input/Output (I/O) Ports . . . . . . . . . . . . . . . 317
Section 19. External Interrupt (IRQ) . . . . . . . . . . . . . . . 335
MC68HC908SR12•MC68HC08SR12 — Rev. 4.0
MOTOROLA
List of Sections
Technical Data
5
京公网安备 11010802033920号
EEWORLD
