MC9S12XET256MAA Freescale Semiconductor, MC9S12XET256MAA Datasheet - Page 677
MC9S12XET256MAA
Manufacturer Part Number
MC9S12XET256MAA
Description
MCU 16BIT 256K FLASH 80-QFP
Manufacturer
Freescale Semiconductor
Series
HCS12r
Datasheet
1.MC9S12XEP768CAL.pdf
(1328 pages)
Specifications of MC9S12XET256MAA
Core Processor
HCS12X
Core Size
16-Bit
Speed
50MHz
Connectivity
CAN, EBI/EMI, I²C, IrDA, SCI, SPI
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
59
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Eeprom Size
4K x 8
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
1.72 V ~ 5.5 V
Data Converters
A/D 12x12b
Oscillator Type
External
Operating Temperature
-40°C ~ 125°C
Package / Case
80-QFP
Processor Series
S12XE
Core
HCS12
Data Bus Width
16 bit
Data Ram Size
16 KB
Interface Type
CAN, SCI, SPI
Maximum Clock Frequency
50 MHz
Number Of Programmable I/os
59
Number Of Timers
25
Maximum Operating Temperature
+ 125 C
Mounting Style
SMD/SMT
3rd Party Development Tools
EWHCS12
Development Tools By Supplier
KIT33812ECUEVME, EVB9S12XEP100, DEMO9S12XEP100
Minimum Operating Temperature
- 40 C
On-chip Adc
12 bit, 8 Channel
Package
80PQFP
Family Name
HCS12X
Maximum Speed
50 MHz
Operating Supply Voltage
1.8|2.8|5 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC9S12XET256MAA
Manufacturer:
CYPRESS
Quantity:
210
Company:
Part Number:
MC9S12XET256MAA
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
Part Number:
MC9S12XET256MAA
Manufacturer:
FREESCALE
Quantity:
20 000
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;******************** Main Program *************************************************************
MAIN:
;******************** Channel 0 Interupt Routine ***************************************************
CH0_ISR:
Freescale Semiconductor
Because of an order from the United States International Trade Commission, BGA-packaged product lines and partnumbers
indicated here currently are not available from Freescale for import or sale in the United States prior to September 2010
MOVB
MOVB
CLI
BRA *
LDAA
MOVB
RTI
#$01,PITINTE
#$80,PITCFLMT
PITTF
#$01,PITTF
MC9S12XE-Family Reference Manual Rev. 1.23
; enable interupt channel 0
; enable PIT
; clear Interupt disable Mask bit
; loop until interrupt
; 8 bit read of PIT time out flags
; clear PIT channel 0 time out flag
; return to MAIN
Chapter 17 Periodic Interrupt Timer (S12PIT24B8CV2)
677
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