s908qy2ad1vdwer Freescale Semiconductor, Inc, s908qy2ad1vdwer Datasheet - Page 117

• Manufacturer Part Number: s908qy2ad1vdwer
• Description: Mc68hc908qt4a Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Freescale Semiconductor
ADDRESS BUS
ADDRESS BUS
INTERRUPT
INTERRUPT
DATA BUS
DATA BUS
MODULE
MODULE
I BIT
I BIT
R/W
R/W
DUMMY
DUMMY
INT1
INT2
Figure 13-10
SP – 4
SP
MC68HC908QYA/QTA Family Data Sheet, Rev. 2
PC – 1[7:0] PC – 1[15:8]
CCR
CLI
LDA
PSHH
PULH
RTI
PSHH
PULH
RTI
Figure 13-9. Interrupt Recovery
SP – 1
Figure 13-8
SP – 3
#$FF
.
A
Interrupt Recognition Example
SP – 2
SP – 2
.
X
Interrupt Entry
X
SP – 3
SP – 1
PC – 1[7:0] PC – 1[15:8] OPCODE
INT1 INTERRUPT SERVICE ROUTINE
INT2 INTERRUPT SERVICE ROUTINE
A
SP – 4
SP
CCR
VECT H
PC
V DATA H
BACKGROUND ROUTINE
VECT L
PC + 1
V DATA L
OPERAND
START ADDR
Exception Control
OPCODE
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