參數(shù)資料
型號: MC68HSC05C8A
廠商: Motorola, Inc.
英文描述: 8-Bit Microcontroller Units (MCU).(8位微控制器)
中文描述: 8位微控制器單元(MCU)。(8位微控制器)
文件頁數(shù): 38/156頁
文件大小: 755K
代理商: MC68HSC05C8A
L
G
R
Interrupts
General Release Specification
MC68HC05C8A
Rev. 3.0
38
Interrupts
MOTOROLA
Figure 4-1. Interrupt Flowchart
INTERNAL
TIMER
INTERRUPT
INTERNAL
SCI
INTERRUPT
N
RESTORE REGISTERS
FROMSTACK:
CCR, A, X, PC
IRQ
EXTERNAL
INTERRUPT
LOAD PC FROM:
SWI: $1FFC-$1FFD
IRQ: $1FFA-$1FFB
TIMER: $1FF8-$1FF9
SCI: $1FF6-$1FF7
SET I BIT IN
CC REGISTER
STACK
PC, X, A, CCR
CLEAR IRQ
REQUEST LATCH
FETCH NEXT
INSTRUCTION
EXECUTE
INSTRUCTION
N
N
Y
Y
Y
N
I BIT
IN CCR SET
INTERNAL
SPI
INTERRUPT
SWI
INSTRUCTION
N
Y
RTI
INSTRUCTION
Y
FROM
RESET
N
Y
N
Y
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