MC68HC05P9ACDW FREESCALE [Freescale Semiconductor, Inc], MC68HC05P9ACDW Datasheet - Page 57

• Manufacturer Part Number: MC68HC05P9ACDW
• Description: HCMOS Microcontroller Unit
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

13-mc68hc05p9a
MOTOROLA
Function
Interrupts
Software
Interrupt
External
Interrupt
1. The COP watchdog is a mask option.
Reset
(SWI)
Timer
Freescale Semiconductor, Inc.
STACKING
ORDER
For More Information On This Product,
5
4
3
2
1
UNSTACKING
COP Watchdog
ORDER
Go to: www.freescale.com
Table 14. Reset/Interrupt Vector Addresses
1
2
3
4
5
RESET Pin
User Code
Power-On
OCF Bit
IRQ Pin
Resets and Interrupts
Source
TOF Bit
ICF Bit
Figure 22. Interrupt Stacking Order
(1)
PROGRAM COUNTER (HIGH BYTE)
PROGRAM COUNTER (LOW BYTE)
OCIE Bit
TOIE Bit
ICIE Bit
CONDITION CODE REGISTER
Local
Mask
None
None
None
INDEX REGISTER
ACCUMULATOR
•
•
•
•
•
•
Global
Mask
None
None
None
None
I Bit
I Bit
Same Priority as
(1 = Highest)
Instruction
Priority
1
1
1
2
3
Resets and Interrupts
$00C0 (BOTTOM OF STACK)
$00C1
$00C2
$00FD
$00FE
$00FF (TOP OF STACK)
•
•
•
•
•
•
$1FFC–$1FFD
$1FFE–$1FFF
$1FFA–$1FFB
$1FF8–$1FF9
Address
Vector
Interrupts
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