參數(shù)資料
型號(hào): MC68HC05P9AMDW
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PDSO28
封裝: SOIC-28
文件頁數(shù): 112/158頁
文件大小: 3885K
代理商: MC68HC05P9AMDW
Resets and Interrupts
Interrupts
Resets and Interrupts
Figure 22. Interrupt Stacking Order
1. The COP watchdog is a mask option.
Table 14. Reset/Interrupt Vector Addresses
Function
Source
Local
Mask
Global
Mask
Priority
(1 = Highest)
Vector
Address
Reset
Power-On
RESET Pin
COP Watchdog(1)
None
1
$1FFE–$1FFF
Software
Interrupt
(SWI)
User Code
None
Same Priority as
Instruction
$1FFC–$1FFD
External
Interrupt
IRQ Pin
None
I Bit
2
$1FFA–$1FFB
Timer
Interrupts
ICF Bit
OCF Bit
TOF Bit
ICIE Bit
OCIE Bit
TOIE Bit
I Bit
3
$1FF8–$1FF9
CONDITION CODE REGISTER
$00C0 (BOTTOM OF STACK)
$00C1
$00C2
ACCUMULATOR
INDEX REGISTER
PROGRAM COUNTER (HIGH BYTE)
PROGRAM COUNTER (LOW BYTE)
$00FD
$00FE
$00FF (TOP OF STACK)
1
2
3
4
5
4
3
2
1
UNSTACKING
ORDER
STACKING
ORDER
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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