MC68HC705V12CFN MOTOROLA [Motorola, Inc], MC68HC705V12CFN Datasheet - Page 58

• Manufacturer Part Number: MC68HC705V12CFN
• Description: The Motorola microcontroller
• Manufacturer: MOTOROLA [Motorola, Inc]

Interrupts
Advance Information
58
RESTORE REGISTERS
FROM STACK:
CCR, A, X, PC
Figure 4-1. Interrupt Processing Flowchart
Y
Y
FETCH NEXT INSTRUCTION
INTERRUPT?
INSTRUCTION
INSTRUCTION
16-BIT TIMER
INTERRUPT?
INTERRUPT?
INTERRUPT?
INSTRUCTION
INTERRUPT?
INTERRUPT?
8-BIT TIMER
RESET
FROM
PORT C
OR IRQ
EXECUTE
IN CCR
GAUGE
SET?
BDLC
I BIT
SWI
SPI
RTI
?
?
N
N
N
N
N
N
N
N
N
Interrupts
Y
Y
Y
Y
Y
Y
Y
REQUEST LATCH
CLEAR IRQ
LOAD PC FROM
APPROPRIATE
MC68HC705V12
CC REGISTER
PC, X, A, CCR
SET I BIT IN
VECTOR
STACK
MOTOROLA
—
Rev. 3.0