XC68HC705JB3 Motorola, XC68HC705JB3 Datasheet - Page 33

• Manufacturer Part Number: XC68HC705JB3
• Description: MICROCONTROLLER
• Manufacturer: Motorola

MC68HC05JB3
REV 1
YES
INSTRUCTION?
INSTRUCTION.
INSTRUCTION?
INTERRUPT?
INTERRUPT?
INTERRUPT?
FETCH NEXT
INTERRUPT?
EXTERNAL
I BIT SET?
NO
TIMER1
RESET
FROM
USB
MFT
SWI
RTI
Figure 4-2. Interrupt Flowchart
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
November 5, 1998
INTERRUPTS
LOAD PC WITH INTERRUPT VECTOR.
UNSTACK CCR, A, X, PCH, PCL.
STACK PCL, PCH, X, A, CCR.
EXECUTE INSTRUCTION.
CLEAR IRQ LATCH.
SET I BIT.
GENERAL RELEASE SPECIFICATION
MOTOROLA
4-3