mc9s12xs128 Freescale Semiconductor, Inc, mc9s12xs128 Datasheet - Page 154

• Manufacturer Part Number: mc9s12xs128
• Description: Hcs12 Microcontrollers 16-bit Automotive Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Interrupt (S12XINTV2)
4.1.4
Figure 4-1
4.2
The XINT module has no external signals.
154
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. 1.10
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