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PC312XDP512F0CFVR Datasheet(PDF) 598 Page - Freescale Semiconductor, Inc

Part # PC312XDP512F0CFVR
Description  HCS12X Microcontrollers
PDF  1348 Pages
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Manufacturer  FREESCALE [Freescale Semiconductor, Inc]
Direct Link  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

PC312XDP512F0CFVR Datasheet(HTML) 598 Page - Freescale Semiconductor, Inc

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Chapter 16 Interrupt (S12XINTV1)
MC9S12XDP512 Data Sheet, Rev. 2.21
598
Freescale Semiconductor
16.1.4
Block Diagram
Figure 16-1 shows a block diagram of the XINT module.
Figure 16-1. XINT Block Diagram
Wake Up
Current
RQST
IVBR
One Set Per Channel
XGATE
Interrupts
XGATE
Requests
Interrupt
Requests
Interrupt Requests
CPU
Vector
Address
New
IPL
IPL
(Up to 112 Channels)
RQST
DMA Request Route,
PRIOLVLn
Priority Level
= bits from the channel configuration
in the associated configuration register
INT_XGPRIO
= XGATE Interrupt Priority
IVBR
= Interrupt Vector Base
IPL
= Interrupt Processing Level
PRIOLVL0
PRIOLVL1
PRIOLVL2
INT_XGPRIO
Peripheral
Vector
ID
To XGATE Module
Priority
Decoder
Non I Bit Maskable
Channels
Wake up
XGATE
IRQ Channel



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