MC9S12Q FREESCALE [Freescale Semiconductor, Inc], MC9S12Q Datasheet - Page 157
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MC9S12Q
Manufacturer Part Number
MC9S12Q
Description
Microcontrollers
Manufacturer
FREESCALE [Freescale Semiconductor, Inc]
Datasheet
1.MC9S12Q.pdf
(644 pages)
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Chapter 5
Interrupt (INTV1) Block Description
5.1
This section describes the functionality of the interrupt (INT) sub-block of the S12 core platform.
A block diagram of the interrupt sub-block is shown in
Freescale Semiconductor
Introduction
VECTOR REQUEST
WRITE DATA BUS
RESET FLAGS
INTERRUPTS
XMASK
IMASK
Figure 5-1. INTV1 Block Diagram
INTERRUPT INPUT REGISTERS
AND CONTROL REGISTERS
HIGHEST PRIORITY
I-INTERRUPT
PRIORITY DECODER
QUALIFIED
INTERRUPTS
HPRIO (OPTIONAL)
MC9S12Q128
Rev 1.09
INT
Figure
5-1.
READ DATA BUS
WAKEUP
INTERRUPT PENDING
VECTOR ADDRESS
157
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