MC9S12XDT512CAA Freescale, MC9S12XDT512CAA Datasheet - Page 595
MC9S12XDT512CAA
Manufacturer Part Number
MC9S12XDT512CAA
Description
Manufacturer
Freescale
Datasheet
1.MC9S12XDT512CAA.pdf
(1348 pages)
Specifications of MC9S12XDT512CAA
Cpu Family
HCS12
Device Core Size
16b
Frequency (max)
40MHz
Interface Type
CAN/I2C/SCI/SPI
Total Internal Ram Size
32KB
# I/os (max)
59
Number Of Timers - General Purpose
12
Operating Supply Voltage (typ)
2.5/5V
Operating Supply Voltage (max)
2.75/5.5V
Operating Supply Voltage (min)
2.35/3.15V
On-chip Adc
8-chx10-bit
Instruction Set Architecture
CISC
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
80
Package Type
PQFP
Program Memory Type
Flash
Program Memory Size
512KB
Lead Free Status / RoHS Status
Compliant
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Chapter 16
Interrupt (S12XINTV1)
16.1
The XINT module decodes the priority of all system exception requests and provides the applicable vector
for processing the exception to either the CPU or the XGATE module. The XINT module supports:
Each of the I bit maskable interrupt requests can be assigned to one of seven priority levels supporting a
flexible priority scheme. For interrupt requests that are configured to be handled by the CPU, the priority
scheme can be used to implement nested interrupt capability where interrupts from a lower level are
automatically blocked if a higher level interrupt is being processed. Interrupt requests configured to be
handled by the XGATE module cannot be nested because the XGATE module cannot be interrupted while
processing.
Freescale Semiconductor
•
•
•
•
•
I bit and X bit maskable interrupt requests
A non-maskable unimplemented opcode trap
A non-maskable software interrupt (SWI) or background debug mode request
A spurious interrupt vector request
Three system reset vector requests
Introduction
The HPRIO register and functionality of the XINT module is no longer
supported, since it is superseded by the 7-level interrupt request priority
scheme.
MC9S12XDP512 Data Sheet, Rev. 2.21
NOTE
595
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