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MC68HC705P9CS 数据表(PDF) 15 Page - Freescale Semiconductor, Inc

部件名 MC68HC705P9CS
功能描述  Microcontrollers
PDF  160 Pages
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制造商  FREESCALE [Freescale Semiconductor, Inc]
网页  http://www.freescale.com
标志 FREESCALE - Freescale Semiconductor, Inc

MC68HC705P9CS 数据表(HTML) 15 Page - Freescale Semiconductor, Inc

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MC68HC705P9 — Rev. 4.0
Technical Data
MOTOROLA
List of Figures
15
Technical Data — MC68HC705P9
List of Figures
Figure
Title
Page
1-1
MC68HC705P9 Block Diagram . . . . . . . . . . . . . . . . . . . . . . . .23
2-1
Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
2-2
Bypassing Recommendation . . . . . . . . . . . . . . . . . . . . . . . . . . 26
2-3
Crystal Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27
2-4
Ceramic Resonator Connections . . . . . . . . . . . . . . . . . . . . . . . 28
2-5
External Clock Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
3-1
Memory Map. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
3-2
I/O Register Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
3-3
EPROM Programming Register (EPROG) . . . . . . . . . . . . . . . . 38
3-4
Bootloader Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
3-5
Mask Option Register (MOR) . . . . . . . . . . . . . . . . . . . . . . . . . . 42
4-1
CPU Programming Model. . . . . . . . . . . . . . . . . . . . . . . . . . . . .45
4-2
Accumulator (A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
4-3
Index Register (X). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
4-4
Stack Pointer (SP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
4-5
Program Counter (PC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
4-6
Condition Code Register (CCR) . . . . . . . . . . . . . . . . . . . . . . . .48
5-1
Reset Sources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
5-2
Power-On Reset Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
5-3
External Reset Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
5-4
External Interrupt Logic. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
5-5
External Interrupt Timing
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
5-6
Interrupt Stacking Order . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
5-7
Interrupt Flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com



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