mc68hc05pv8 Freescale Semiconductor, Inc, mc68hc05pv8 Datasheet - Page 19
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mc68hc05pv8
Manufacturer Part Number
mc68hc05pv8
Description
Hcmos Microcontroller Unit
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MC68HC05PV8.pdf
(196 pages)
- Current page: 19 of 196
- Download datasheet (2Mb)
Technical Data — MC68HC(8)05PV8/A
MC68HC(8)05PV8/A — Rev. 1.9
Figure
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3-1
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Freescale Semiconductor, Inc.
For More Information On This Product,
MC68HC(8)05PV8/A Block Diagram . . . . . . . . . . . . . . . . . . 28
MC68HC(8)05PV8/A Pin Assignments . . . . . . . . . . . . . . . . 29
28-pin SOIC mechanical dimensions . . . . . . . . . . . . . . . . . . 30
I/O Register Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
I/O Registers $0000–$000F . . . . . . . . . . . . . . . . . . . . . . . . . 39
I/O Registers $0010–$001F . . . . . . . . . . . . . . . . . . . . . . . . . 40
I/O Registers $0020–$002F . . . . . . . . . . . . . . . . . . . . . . . . . 41
Programming Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Accumulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44
Index Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Stack Pointer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Program Counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Condition Code Register . . . . . . . . . . . . . . . . . . . . . . . . . . .46
Interrupt Processing Flowchart. . . . . . . . . . . . . . . . . . . . . . .69
System Control Register (SYSCTRL) . . . . . . . . . . . . . . . . . 71
Interrupt Control Register (INTCR). . . . . . . . . . . . . . . . . . . . 73
Interrupt Status Register (INTSR) . . . . . . . . . . . . . . . . . . . .73
Reset Status Register (RSR) . . . . . . . . . . . . . . . . . . . . . . . . 78
RESET and POR Timing Diagram . . . . . . . . . . . . . . . . . . . . 81
COP Watchdog Timer Location Register (COPR) . . . . . . . . 84
Interrupt Status Register (INTSR) . . . . . . . . . . . . . . . . . . . .86
Stop Recovery Timing Diagram . . . . . . . . . . . . . . . . . . . . . . 90
STOP and WAIT Flowcharts . . . . . . . . . . . . . . . . . . . . . . . . 91
Port I/O Circuitry. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Port A Configuration Register (PACFG). . . . . . . . . . . . . . . .97
Port A Interrupt Status Register (PAISR) . . . . . . . . . . . . . . . 98
Operational Amplifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
MC68HC(8)05PV8/A Memory Map . . . . . . . . . . . . . . . . . . . 36
Go to: www.freescale.com
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