mc9s12xd256 Freescale Semiconductor, Inc, mc9s12xd256 Datasheet - Page 598

• Manufacturer Part Number: mc9s12xd256
• Description: Hcs12x Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Chapter 16 Interrupt (S12XINTV1)
16.1.4
Figure 16-1
598
Peripheral
Interrupt Requests
Wake up
XGATE
XGATE
Requests
(Up to 112 Channels)
One Set Per Channel
Block Diagram
shows a block diagram of the XINT module.
Decoder
Priority
RQST
To XGATE Module
Non I Bit Maskable
Vector
ID
IRQ Channel
Channels
MC9S12XDP512 Data Sheet, Rev. 2.17
Figure 16-1. 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
DMA Request Route,
Priority Level
= Interrupt Vector Base
= Interrupt Processing Level
Wake Up
CPU
IVBR
Address
Vector
Freescale Semiconductor
New
IPL
Current
IPL