SC9S12XS256J1MAA FREESCALE [Freescale Semiconductor, Inc], SC9S12XS256J1MAA Datasheet - Page 152
SC9S12XS256J1MAA
Manufacturer Part Number
SC9S12XS256J1MAA
Description
HCS12 Microcontrollers
Manufacturer
FREESCALE [Freescale Semiconductor, Inc]
Datasheet
1.SC9S12XS256J1MAA.pdf
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Interrupt (S12XINTV2)
4.1.4
Figure 4-1
4.2
The XINT module has no external signals.
152
Peripheral
Interrupt Requests
Wake up
XGATE
XGATE
Requests
External Signal Description
(Up to 108 Channels)
shows a block diagram of the XINT module.
One Set Per Channel
Block Diagram
Decoder
Priority
RQST
To XGATE Module
Non I Bit Maskable
Vector
ID
IRQ Channel
Channels
S12XS Family Reference Manual, Rev. 1.09
Figure 4-1. XINT Block Diagram
XGATE
Interrupts
INT_XGPRIO
PRIOLVL2
PRIOLVL1
PRIOLVL0
Interrupt
Requests
RQST
PRIOLVLn
INT_XGPRIO = XGATE Interrupt Priority
IVBR
IPL
= bits from the channel configuration
in the associated configuration register
XGATE Request Route,
Priority Level
= Interrupt Vector Base
= Interrupt Processing Level
Wake Up
CPU
IVBR
Address
Vector
Freescale Semiconductor
New
IPL
Current
IPL
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